Internal-combustion engines inventions 03/07

20070068465 - Watercraft having a four stroke engine with a supercharger: A personal watercraft is disclosed with a hull, a seating assembly, and a four stroke internal combustion engine below the seating assembly. The engine has at least one intake valve for each of the combustion cylinder chambers, at least one exhaust valve for each of the combustion cylinder chambers, and... Agent: Osler, Hoskin & Harcourt LLP (brp)

20070068466 - Controlled self-ignition of an otto engine by supporting spark ignition: A method for operating an internal combustion engine in controlled self-ignition, a fuel-air mixture being introduced into a combustion chamber at least partially in a gas-exchange cycle, and being compressed in a compression stroke, the load range usable for the Otto engine self-ignition is broadened in that, in the fuel-air... Agent: Kenyon & Kenyon LLP

20070068467 - Radial compression-ignition engine: A compression-ignition internal combustion engine for aircraft generally comprises a stationary crankshaft, a crankcase adapted to rotate about the stationary crankshaft, and a plurality of cylinders radially extending from the crankcase. Each cylinder includes a piston adapted to reciprocate therein and a connecting rod drivingly coupling the piston to the... Agent: Wood, Herron & Evans, LLP

20070068468 - Rotary to reciprocal power transfer device: An apparatus to transfer power from rotary power to reciprocating power includes an odd numbered multi-lobed rotating cam that acts on a follower, which, in turn, causes or acts in response to reciprocation of pistons. The follower includes offset head portions and the cylinders, in turn are actually offset in... Agent: Wood, Herron & Evans, LLP

20070068469 - Engine combustion controlling method, device and motorcycle: A method, a device utilizing the method, and a motorcycle equipped with the device are provided, of controlling combustion of an engine to have an engine beat different from an equally-intervalled combustion. The method of controlling combustions of an engine having three or more pistons of cylinders per crankshaft includes... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070068470 - Valve apparatus for an internal combustion engine: An apparatus includes a cylinder head and a valve member. The cylinder head is configured to be coupled to a cylinder and a gas manifold and has an interior surface defining a valve pocket. The valve member is configured to be disposable within the valve pocket such that the valve... Agent: Cooley Godward Kronish LLP Attn: Patent Group

20070068471 - Valve apparatus for an internal combustion engine: An apparatus includes a valve member configured to be reciprocatably disposed within a valve pocket defined by an interior surface of a cylinder head. The valve member has a tapered portion defining multiple flow passages and including multiple sealing portions. At least one sealing portion is disposed adjacent each flow... Agent: Cooley Godward Kronish LLP Attn: Patent Group

20070068472 - Variable valve operating system for an internal combustion engine: A variable valve operating system for an internal combustion engine that has a plurality of electromagnetic actuators for the intake and exhaust valves in a multi-cylinder engine. This engine does not have the conventional lifters, pushrods, rocker arms, cam, timing chain and gear. Computerized software controls and executes the duration... Agent: Wayne M. Wilson

20070068473 - Valve gear: There is provided a valve gear of an internal combustion engine converting a rotational motion of a motor into a linear motion by a cam, and driving an intake valve or an exhaust valve of a cylinder so as to be opened and closed based on the linear motion, a... Agent: Oliff & Berridge, PLC

20070068474 - Method and apparatus for diagnosing valve lifter malfunction in a lift on demand system: A method for diagnosing malfunctions of switching valve lifters includes sensing variations in pressure of trapped oil in a drive chamber of a hydraulic camshaft drive, such as a cam phaser, comparing peak oil pressure readings in the drive chamber resulting from the increased torque of opening the valves of... Agent: General Motors Corporation Legal Staff

20070068475 - Internal combustion engine with a laser light generating device: An internal combustion engine has a laser light generating device. The laser light generating device is suitable for delivering laser light with a transverse mode structure which varies in respect of time.... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070068476 - Engine starting apparatus and method: An engine starting apparatus has a reverse-rotation detection sensor for detecting the reverse rotation of an engine. A control apparatus for controlling the engine starting apparatus performs such control that a starter motor is not rotated while the reverse rotation of the engine is detected by the reverse-rotation detection sensor,... Agent: Oliff & Berridge, PLC

20070068477 - Engine valve, method of manufacturing same, and cylinder head incorporating same: An engine valve, formed of a titanium alloy, enables improvement of reliability and productivity while improving creep resistance and fatigue strength at a high temperature. The engine valve, including a stem section and a bevel section provided at one end of the stem section, is integrally formed of the titanium... Agent: Carrier Blackman And Associates

20070068478 - Method for operating a hybrid motor vehicle: A method for operating a hybrid motor vehicle having an internal combustion engine and at least one electric machine is provided. At least one of the electric machines supplies a varying torque to the internal combustion engine such that cyclic irregularities of the internal combustion engine during idling are reduced... Agent: Manfred Beck, P.A.

20070068479 - Small internal combustion engine: A small internal combustion engine including a crankcase, a crankshaft rotatably mounted in an interior of the crankcase by crankshaft bearings of the crankcase, a first oil passage disposed below the crankshaft bearings to extend substantially in parallel with the crankshaft, the first oil passage being configured to feed lubricating... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070068480 - Method for switching off a power tool: s

20070068481 - Concentric internal combustion rotary engine: An internal combustion rotary engine includes a housing having an inlet and an outlet and a rotatable rotor centrally mounted within the housing. The rotor includes a plurality of pockets located about its circumference, the rotor further being connected to a rotor shaft. A rotatable elliptical body is disposed in... Agent: Fitzpatrick Cella Harper & Scinto

20070068482 - Direct injection spark ignition engine: A direct injection spark ignition engine comprises a cylinder, a piston which is reciprocally movably arranged in the cylinder and defines with the cylinder a combustion chamber, a fuel injector arranged at one side of a center axis of the cylinder for directly injecting fuel into the combustion chamber, and... Agent: Mazda North American Operations

20070068483 - Overrun fuel cutoff in controlled autoignition of a gasoline engine: In a method for operating an internal combustion engine, particularly a gasoline engine with direct gasoline injection, having a plurality of cylinders, fuel consumption and emissions are further minimized by operating one part of the cylinders in an overrun fuel cutoff operating mode and another part of the cylinders in... Agent: Kenyon & Kenyon LLP

20070068485 - Fuel injection strategy for reduced cold start emission from direct injection gasoline engines: A system, comprising of an engine having a cylinder therein, a fuel injector coupled to said cylinder and configured to directly inject fuel into said cylinder, a fuel system coupled to said injector, and a controller configured to control engine starting operation, wherein during a start, said fuel injector performs... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070068484 - Method for determining the actuator energy required for the different injection types of an actuator of an internal combustion engine: In a method for determining the actuator energy required for the different injection types of an actuator of an internal combustion engine, the actuator is impinged by a control signal in such a way that an actuator signal is generated and an injection parameter of the internal combustion engine is... Agent: Baker Botts L.L.P. Patent Department

20070068486 - Impulse charging control to extend displacement on demand range: An engine control system for controlling engine operation in activated and deactivated modes in a displacement on demand (DOD) engine includes an impulse charging device that is disposed upstream of an intake port of a cylinder of the DOD engine and that is operable to regulate air flow into the... Agent: General Motors Corporation Legal Staff

20070068487 - Idle air control device in multiple throttle body: To provide a plural openings control type idle air control device with a low cost by adding a few parts for controlling plural bypass air passages to a single openings control type idle air control device for opening and closing a single bypass air passage, a valve body 3 is... Agent: Bacon & Thomas, PLLC

20070068488 - Conducting and coupling mechanism: A transmissible connecting mechanism drives a lead air control valve and an air-fuel mixture throttle valve of a carburetor of a stratified scavenging two-cycle engine in an interlocking manner. A cam plate having a cam groove is attached to an end portion of a valve shaft of the lead air... Agent: Bell, Boyd & Lloyd, LLP

20070068489 - Control device of internal combustion engine: A control device of an engine is disclosed that includes a steady controlled variable computing device for computing a steady controlled variable appropriate for a steady operation of the engine. The control device also includes a transient controlled variable computing device for computing a transient controlled variable appropriate for a... Agent: Nixon & Vanderhye, PC

20070068490 - Engine for leisure vehicle: An engine for a leisure vehicle equipped with an electronic control throttle system configured to operate an actuator based on a drive signal sent from a controller to the actuator in response to a rider's operation of a throttle operation device to cause a throttle valve of an air-intake device... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070068491 - Intake-air control device for internal combustion engine: An intake-air control device for an internal combustion engine in which a sensor member can be positioned further accurately is provided. A throttle position sensor includes magnetic field generating means and a magnetic field detecting assembly. The magnetic field detecting assembly includes a plurality of terminal leads, a resin holder... Agent: Sughrue Mion, PLLC

20070068492 - Multi-cylinder engine: A multi-cylinder engine wherein a direction in which a crank shaft spans is a front and rear direction and a widthwise direction of a cylinder head (1) perpendicular to the front and rear direction is a lateral direction, the multi-cylinder engine comprising the cylinder head (1) which has one lateral... Agent: Akin Gump Strauss Hauer & Feld L.L.P.

20070068493 - Hydrogen sensor: A hydrogen sensor (100) with instant response that uses one or more quartz tuning forks (101, 102) while no chemical reactions or other material modifications are involved. Sensor (100) can be used in any application to measure percent range of hydrogen concentrations.... Agent: Fish & Richardson P.C.

20070068494 - Valve apparatus for an internal combustion engine: A method includes operating a first cylinder defined by an internal combustion engine in a combustion mode and operating selectively a second cylinder defined by the internal combustion engine in one of a combustion mode or a pumping mode. When the first cylinder is operating in the combustion mode, air... Agent: Cooley Godward Kronish LLP Attn: Patent Group

20070068495 - Self-cleaning optical sensor: The invention relates to an optical sensor for detecting light emission in combustion processes in a combustion chamber. At least one lens of the sensor faces the combustion chamber and is disposed on the tip of the sensor. The inventive sensor is provided with a heating device, which is disposed... Agent: Dority & Manning, P.A.

20070068496 - Tapered toroidal flow control valve and fuel metering device: A novel flow control valve for metering a fluid flow between a pressure chamber and a discharge space, and a fuel metering device utilizing this flow control valve are disclosed. The flow control valve is a tapered toroid, rotating about a fixed axis. A seal means, fixedly mounted to the... Agent: Gordon Wright

20070068497 - Multi-cylinder engine: On the assumption that a direction where a crank shaft spans is taken as a front and rear direction and a widthwise direction of a cylinder head (2) perpendicular to this front and rear direction is deemed as a lateral direction, an intake-air distributing passage wall (3) is attached to... Agent: Akin Gump Strauss Hauer & Feld L.L.P.

20070068498 - Multi-cylinder engine: A multi-cylinder engine wherein a direction in which a crank shaft spans is a front and rear direction and a widthwise direction of a cylinder head (1) perpendicular to the front and rear direction is a lateral direction, the multi-cylinder engine comprising the cylinder head (1) which has one lateral... Agent: Akin Gump Strauss Hauer & Feld L.L.P.

20070068499 - Variable reluctance position sensor: A position sensor is disclosed having a transducer formed by a Hall-effect device and permanent magnet secured within a housing on either side of a low permeability gap. A target secured to an active member, such as an EGR valve plunger moves within the gap. The target has a flux... Agent: Kunzler & Associates

20070068500 - Exhaust throttle-egr valve module for a diesel engine: A valve assembly for use in an air management assembly having an engine, an exhaust side, and an intake side, where the valve assembly provides a housing, a plurality of openings in the housing, a valve in the housing, and an actuator operably connected to the valve. The housing is... Agent: Patent Docket Administrator Borgwarner Inc.

20070062466 - Coolant circuit for a coolant-cooled internal combustion engine: In a coolant circuit for an internal combustion engine having two cylinder banks, a radiator for cooling the engine coolant, a pump and a thermostatic valve including a mixing chamber and first and second flow control valves, wherein the pump is connected to the radiator via an intake line for... Agent: Klaus J. Bach

20070062467 - Generator cooling system of engine: The present invention provides a generator cooling system of an engine which can supply a sufficient cooling oil to a generator even at a time of a low speed operation, without complicating an oil passage formed within a wall of a crank case. In the generator cooling system of the... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070062468 - Engine cooling fan shroud: A fan (16) draws air through a core (14) of a radiator (10) to which coolant from coolant passages in an engine (12) rejects heat. A shroud (28) having first and second parts (30, 32) in axial succession channels air that has been drawn through the core toward the fan.... Agent: International Truck Intellectual Property Company,

20070062469 - Rotary radial internal combustion piston engine: The engine comprises a housing, a rotor having a driven shaft fastened thereon, which is mounted on the bearings spaced coaxially apart in the opposite sides of the housing and rotates about its axis of rotation and has a pair radially opposite cylinders spaced in the body of the rotor... Agent: Leonid Yakhnis

20070062471 - Controller for plant using pwm algorithm: A controller for a plant that can compensate for non-linear property and reduce oscillation of output of a controlled object even when the controlled object has high non-linear property is provided. The present invention provides a controller for a plant that uses PWM algorithm. The device calculates provisional control input... Agent: Arent Fox PLLC

20070062470 - Direct-injection internal combustion engine and method of controlling the direct-injection internal combustion engine: A direct-injection internal combustion engine includes a variable-exhaust-valve control device for controlling value timing of a variable exhaust valve through which the combustion chamber of an engine cylinder communicates with an exhaust path. The variable-exhaust-value control device retards the opening timing of the variable exhaust value to a retard side... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070062473 - Variable valve apparatus of internal combustion engine: In a variable valve apparatus according to the present invention, a direction of a maximum load generated during valve lift at an oscillating fulcrum of a transmission arm with respect to a control shaft and a rotating direction when the control shaft is varied from the valve lift side to... Agent: Birch Stewart Kolasch & Birch

20070062472 - Variable valve operating device: The present invention provides a compact variable valve operating device that is capable of mechanically changing the operating characteristic of a valve. The rotation motion of a camshaft is input to the valve via a swing member. A slide surface is formed on the swing member. Intermediate members are positioned... Agent: Oliff & Berridge, PLC

20070062475 - Ina-schaeffler kg, industriestrasse 1 - 3, 91074 herzogenaurach anr 12 88 48 20: The invention relates to a device (101) for varying the control times of gas exchange valves of an internal combustion engine, with a hydraulic actuation device (102) and with a control valve (103). The device (101) according to the invention is provided with mid-position locking of a hydraulic actuation device... Agent: Hedman & Costigan P.C.

20070062474 - Locking pin mechanism for a vane-type cam phaser: A rotor-locking mechanism for a vane-type camshaft phaser. A locking pin is disposed in the rotor and is permitted to travel into a well in either the rear cover or the front cover of the phaser. The pin is urged into the well by a return spring, and the end... Agent: Delphi Technologies, Inc.

20070062477 - Engine control device: An engine control device that controls, using a microprocessor, a fuel injection device including an injector and a fuel pump, and a starter motor that starts an engine, including: first fuel pump driving means for driving the fuel pump only during set time at power-on of the microprocessor; and first... Agent: Pearne & Gordon LLP

20070062476 - Method of starting spark ignition engine without using starter motor: There is provided a method of starting a spark ignition engine having multiple cylinders. The method comprises supplying air and fuel for restart into a first cylinder before the engine completely stops, and igniting the mixture of the air and the fuel in the first cylinder in response to an... Agent: Mazda North American Operations

20070062478 - Cylinder head structure for a multi-cylinder internal combustion engine: A cylinder head structure for a multi-cylinder internal combustion engine that is mounted on a vehicle so that a cylinder alignment direction goes along a front-rear direction of the vehicle comprises a cylinder head side wall, an upper deck, and a rib. The cylinder head side wall projects on a... Agent: Rader, Fishman & Grauer PLLC

20070062479 - Piston for internal combustion engine: A piston for internal combustion engine has both fatigue strength and wear resistance without increased production cost. At least one of a combustion chamber surface, a skirt rib, a pin boss rib which connects a pin boss and a crown, a lower portion of the pin boss casting surface, and... Agent: Arent Fox PLLC

20070062480 - Engine for vehicle: The invention provides an engine for a vehicle which can easily execute a replacing work of an oil filter or an oil cooler. The vehicle engine is provided with a crank case, a cylinder head having an exhaust passage outlet in a front face, an oil pan being independently formed... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070062481 - Procedure to operate a combustion engine in the event of damage and a device to perform the procedure: Procedure to operate a combustion motor in the event of damage, whereby the thermoelectric voltage of a lubricant interruption on parts moving relative to each other and made of different, electrically conducting materials, is used to initiate an alarm signal, in that upon the appearance of such an alarm signal... Agent: George Pappas

20070062482 - Orbital engine/pump with multiple toroidal cylinders: The orbital engine or pump comprising of drive train, having several elliptical gears each rotating around focal point with focal distance defined as function of minimum vanes opening, and toroidal cylinders each having inside two impellers with radial vanes continuously rotating with oscillation through a series of identical elliptical gears... Agent: Elias Borges

20070062485 - Apparatus and method for controlling internal combustion engine: A control apparatus of an engine having a compression ignition combustion mode and a spark ignition combustion mode selects the spark ignition combustion mode when operation conditions fall within a spark ignition operation area set in a spark ignition operation area/compression ignition operation area setting map memory part and selects... Agent: Crowell & Moring LLP Intellectual Property Group

20070062484 - System and method for engine operation with spark assisted compression ignition: A method of operating an internal combustion engine having a combustion chamber with a piston, comprising of adjusting an operating parameter of the engine so that a mixture of air and fuel in the combustion chamber approaches, but does not achieve, an autoignition temperature, and performing a spark from the... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070062483 - Transition strategy for engine operation with spark ignition and homogeneous charge compression ignition modes: A method of operating an internal combustion engine having a combustion chamber with a piston and a spark plug, when transitioning between spark ignition combustion and autoignition combustion, creating a first mixture of air and fuel, adjusting an operating condition of the engine so that said first mixture of air... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070062486 - System and method for engine operation with spark assisted compression ignition: A method of operating an internal combustion engine having a combustion chamber with a piston is disclosed. The method comprising during a first mode, adjusting an operating condition of the engine so that a first mixture of air and fuel in the combustion chamber attains an autoignition temperature and therefore... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070062487 - Method for operating an internal combustion engine during engine braking: The invention relates to a method for operating an internal combustion engine of a motor vehicle in engine braking mode, in which the internal combustion engine is operated with at least one unfired cylinder, and the internal combustion engine has variably controllable valve drives for intake and exhaust valves of... Agent: Crowell & Moring LLP Intellectual Property Group

20070062488 - Knock control apparatus for an internal combustion engine and control method thereof: In addition to a knock detection filter, a plurality of optimal knock frequency detection filters (digital filters: BPFs) are provided which filter the signals output from a knock sensor and has mutually different filtering frequency bands. A presently optimal frequency is selected based on the signals extracted by the optimal... Agent: Oliff & Berridge, PLC

20070062489 - Controller of an internal combustion engine: When the first fuel injection is performed after reversion from the fuel cut, the fuel pulse width Ka·INJ.PW is set so that a fuel supply amount is greatly increased in relation to an intake air amount, and the ignition timing is set to the first retarded ignition timing θa. When... Agent: Birch Stewart Kolasch & Birch

20070062490 - System and method for maintaining heated intake air: A system for an internal combustion engine, the engine having an intake and exhaust manifold, the system comprising a heat exchanger configured to extract energy from at least a heat source that heats a first portion of intake air, a spark plug coupled to the engine, an intake passage configured... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070062491 - Method of feeding fuel to an engine, fuel feed amount control system of an engine, and motorcycle comprising fuel feed amount control system: A method of feeding fuel to an engine, comprising the steps of determining whether or not the engine is decelerating based on a time-lapse change rate of an engine speed of the engine, and reducing an amount of the fuel to be fed to air taken into the engine from... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070062493 - Fuel supply module: A fuel supply module may include a reservoir and a fuel filter carried by the reservoir. In one implementation, the filter assembly may be pivoted relative to the reservoir when the fuel pump module is inserted through an access opening of the fuel tank. Thereafter, when the fuel pump module... Agent: Reising, Ethington, Barnes Kisselle, P.C.

20070062492 - Transfer jet pump prime reservoir with integrated anti-siphon valve feature: A movable fuel valve lies within a housing at an end of a housing fuel passage. A fuel tube has a nozzle end inserted within a first end of the housing fuel passage while the movable valve element is situated at a second end of the housing fuel passage and... Agent: Harness, Dickey & Pierce, P.L.C

20070062494 - Recirculating valve: A recirculating valve according to the present invention comprises a fuel supplying passage in fluid communication with a fuel tank and an engine, a return passage in fluid communication with the engine and the fuel tank, a communication passage in fluid communication with the fuel supplying passage and the return... Agent: Oliff & Berridge, PLC

20070062495 - Evaporative fuel treatment system: An evaporative fuel treatment system is disclosed that includes a canister, a detection passage having a reduced area portion, and switching device that switches fluid communication. Also included is a depressurizing device for depressurizing the detection passage coupled to the detection passage on a side of the reduced area portion... Agent: Nixon & Vanderhye, PC

20070062496 - System and method for operating a motor: A system and a method operate a first motor of a vehicle which is fueled by a gellable fuel. The system and the method have a tank for storing the gellable fuel. One or more wires heat the gellable fuel to a temperature prior to injecting the gellable fuel into... Agent: Patents+tms, P.C.

20070062497 - Control of an electrically heated pre-heating device for cold-starting internal combustion engines: and in that during the start-up phase, in a first time period (4a), the heating element (12) is switched off, and in that in a second time period (4b) in which the speed of the internal combustion engine is raised to the starting speed, the heating element (12) is switched... Agent: Crowell & Moring LLP Intellectual Property Group

20070062498 - Supercharger gear drive system: The invention relates generally to a drive mechanism for superchargers on internal combustion engines. More particularly, the present invention concerns a gear drive which totally eliminates the need for a belt or chain to drive the supercharger. An important object of the present invention is to provide a robust and... Agent: Terrill Wayne Woods

20070062499 - Control apparatus for an internal combustion engine: A control apparatus for an internal combustion engine can compensate for a variation of intake pressure resulting from various factors whereby a failure detection area can be expanded, and false detection can be prevented to enable failure determination for an EGR system with high reliability. The apparatus determines whether a... Agent: Sughrue Mion, PLLC

20070062500 - Breather structure of engine: The invention provides a breather structure of an engine which can improve strength of a cylinder and can prevent an increase of weight of the engine. The engine has a crank case and a cylinder fastened to an upper side of the crank case. The breather structure is provided with... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070062501 - Ignition device: A first series circuit having an energy storage coil 21, a first diode 3, and a capacitor 6 connected between a direct current power supply E and a ground terminal GND is arranged. A second series circuit of a switching element 5 and an ignition coil 4 is connected to... Agent: Birch Stewart Kolasch & Birch

20070062502 - Method and apparatus for operating traveling spark igniter at high pressure: An ignition circuit and a method of operating an igniter (preferably a traveling spark igniter) in an internal combustion engine, including a high pressure engine. A high voltage is applied to electrodes of the igniter, sufficient to cause breakdown to occur between the electrodes, resulting in a high current electrical... Agent: Wolf Greenfield & Sacks, PC

20070062503 - Vapor fueled engine: A fuel supply assembly is provided that may allow for use of vaporized fuel to power an engine and enhance fuel efficiency. The fuel supply assembly may include a vaporizing tank, a heating source, a temperature control and a monitoring and control system configured to control intermixing of ambient air... Agent: Schwabe, Williamson & Wyatt, P.C. Pacwest Center, Suite 1900

20070062504 - Method and device for controlling an internal combustion engine: A method and device for controlling an internal combustion engine are provided. A first quantity characterizing the actually injected fuel amount and a second quantity characterizing the desired amount of fuel to be injected are determined on the basis of performance characteristics. The first quantity is compared to the second... Agent: Kenyon & Kenyon LLP

20070062505 - Vaporized fuel purge system: A feedback correction coeficient used to perform feedback-control of the fuel injection amount based on the air-fuel ratio of exhaust gas is calculated. A concentration updating based value is set based on the deviation of the oscillation center of the feedback correction coefficiect, and a vapor concentration correction coefficient corresponding... Agent: Kenyon & Kenyon LLP

20070056533 - System and method for exhaust heat generation using electrically actuated cylinder valves and variable stroke combustion cycles: A method for operating an engine having at least a first and second cylinder, comprising of operating the first cylinder with a spark timing more retarded than a spark timing of a second cylinder; and operating one of said first cylinder and second cylinders with a first number of strokes... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070056534 - Apparatus for producing a diesel-oil/water microemulsion and for injecting the emulsion into a diesel engine: An apparatus produces a diesel-oil/water microemulsion and injects the emulsion into a diesel engine. The apparatus has three high pressure cylinders, inlets of two of the high pressure cylinders are connected to a static raw emulsion premier. Outlets of the two high pressure cylinders are connected to a homogenizing valve.... Agent: Lerner Greenberg Stemer LLP

20070056535 - Engine cooling method and apparatus: The present invention provides an engine cooling method and apparatus. The engine cooling apparatus includes a cylinder block having a cylinder head mounted thereto. The cylinder block defines an inlet passage and a block jacket in fluid communication with the inlet passage. The cylinder head defines a lower cylinder head... Agent: General Motors Corporation Legal Staff

20070056537 - Control apparatus for internal combustion engine: A control apparatus for an internal combustion engine that varies the amount of lift of an intake valve is disclosed. In one embodiment, the control apparatus includes a fuel injection timing correcting device that, when lift of the intake valve is varied, corrects and varies fuel injection termination timing according... Agent: Nixon & Vanderhye, PC

20070056536 - Method for controlling operation of the cylinder of an internal combustion engine, an engine comprising a cylinder operating according said method and a motor vehicle provided with said engine: The exhaust closing time (FE) is between the first intake opening time (OA1) and the second intake opening time (OA2). The invention also relates to an internal-combustion engine having a cylinder which operates in accordance with such a method, and a motor vehicle provided with such an engine.... Agent: Nicolas E. Seckel Patent Attorney

20070056541 - Adjusting mechanism for a camshaft arrangement: In an adjusting mechanism which is connected to first and second camshafts of a camshaft drive arrangement including a control device for adjusting the phase position of at least one of the camshafts relative to a crankshaft of an internal combustion engine, and having a drive device for driving the... Agent: Klaus J. Bach

20070056542 - Angular camshaft position adjustment drive: In an adjusting mechanism having an adjusting device for adjusting a phase position of a camshaft in relation to a crankshaft of an internal combustion engine, and a drive gear driven by the crankshaft, for driving the camshaft, a four-shaft transmission configured as an epicyclic summing gear train for the... Agent: Klaus J. Bach

20070056540 - Control valve and method for its production: According to the invention, the valve housing (72) is produced with a through bore (73) instead of a blind bore, into which through bore (73) a housing insert (79) is clipped into a groove (80). The housing insert can serve to support a pressure spring (76), and can also additionally... Agent: Hedman & Costigan P.C.

20070056538 - Electronic lock for vct phaser: A lock mechanism for a phaser of a variable cam timing system is actuated by an electromagnetic force. Since the lock mechanism is not dependent upon engine oil pressure, it is actuatable at any time from engine startup to engine shutdown. A lock solenoid is preferably used to actuate a... Agent: Borgwarner Inc.

20070056539 - Vane-type cam phaser having increased rotational authority, intermediate position locking, and dedicated oil supply: A vane-type camshaft phaser having a rotational authority between 40 crank degrees before TDC and 30 crank degrees after TDC. The phaser includes a stator seat formed at a rotation position intermediate between full advance and full retard. A locking pin in a vane of the rotor engages the seat,... Agent: Delphi Technologies, Inc.

20070056544 - Camshaft drive system and engine assembly: An engine assembly is provided including an engine crankshaft and a balance shaft connected with the crankshaft and rotatably driven thereby. A vehicle component such as a hydraulic pump or an overhead camshaft is operatively connected with the balance shaft such that it is rotatably driven by the crankshaft through... Agent: Christopher Devries General Motors Corporation, Legal Staff

20070056543 - Drive plate assembly and method of assembling a powertrain: A drive plate assembly includes a plate member adapted for mounting to an engine block. The plate member has first and second gears mounted thereto such that they intermesh. The backlash of the gears is predetermined by mounting to the plate member and unaffected by mounting the plate member to... Agent: General Motors Corporation Legal Staff

20070056545 - method and device for operation of the glow plugs of a diesel engine: A method and device for operation of glow plugs of a Diesel engine in which the type of glow plugs used is determined, by a parameter typical of the glow plugs, for example, the electrical glow plug resistance, being detected and evaluated. The detected values of the parameter typical of... Agent: Roberts, Mlotkowski & Hobbes

20070056546 - Starting an engine having a variable event valvetrain: A method for improving engine starting for an engine having a variable event valvetrain is described. According to one aspect of the description, valve timing during a start can be set so that combustion stability and emissions may be improved.... Agent: Ford Global Technologies, LLC

20070056547 - Starting device for internal combustion engine: In order to improve a pull-rope type starting device (100) for an one internal combustion engine, having at least one rope drum (4) which is rotatably held in a housing (1), wherein said starting device, for generating the drive torque for the motor shaft by means of a starter handle,... Agent: Kelly Lowry & Kelley, LLP

20070056548 - Engine block structure: An internal combustion engine includes a crankcase and an upper oil pan. The crankcase includes a plurality of main bearing caps extending between a pair of side walls, with openings in the main bearing caps and in the side walls. The upper oil pan is configured to sealingly engage the... Agent: Christopher Devries General Motors Corporation

20070056549 - Oil pan for engine: An oil level sensor for detecting an oil level is arranged in an engine oil pan. The oil level sensor includes a mounting section and a sensing section. An air hole is formed at an upper end of a cover member of the sensing section. The air hole is surrounded... Agent: Arent Fox PLLC

20070056550 - Primary housing assembly for a motorcycle engine: A primary housing for a motorcycle engine includes an inner housing that defines internal coupling apertures, transmission coupling apertures, and external coupling apertures. Internal fasteners extend through the internal coupling apertures and the transmission coupling apertures to couple the inner housing to the crankcase and the transmission. An outer housing... Agent: Michael Best & Friedrich, LLP

20070056551 - Transmission shaft support mechanism: To provide a transmission shaft support mechanism, which includes a power unit case that contains a lubricating oil supply mechanism, and a gear shaft that supports a group of gears for power transmission. An intermediate shaft holder is contained in the power unit case for supporting an intermediate shaft having... Agent: Birch Stewart Kolasch & Birch

20070056552 - Efficiencies for piston engines or machines: Disclosed are crankshaft, single-plate cam and beam mechanisms that provide significant improvements in performance for 2 & 4-stroke engines, compressors and pumps. These cost effective mechanisms include linkages with the new and improved use of pivoting arms that operate with a variety of cylinder arrangements. One embodiment of the crankshaft... Agent: Crutsinger & Booth

20070056553 - Method for operating an internal combustion engine with direct fuel injection during a post-start phase: In a method for operating a spark-ignition internal combustion engine with direct fuel injection in the post-start phase at low temperatures, fuel is supplied to the combustion air in a pilot injection (MH) of a first fuel quantity during an intake stroke of the internal combustion engine such that the... Agent: Klaus J. Bach

20070056554 - System and method for reducing compression ignition engine emissions: A method of reducing nitrogen oxides (NOx) and particulate matter (PM) in compression ignition engine emissions. The method includes monitoring at least one engine sensor that generates a signal in response to at least one engine operating condition, and adjusting at least one engine control parameter in response to the... Agent: Brooks Kushman P.C.

20070056556 - Combustion chamber structure for sparkignition engine: This invention relates to a combustion chamber structure for a spark-ignition engine, which comprises a combustion chamber defined between a bottom surface of a cylinder head and a top surface of a piston in such a manner that the bottom surface of the cylinder head serves as a ceiling wall... Agent: Nixon Peabody, LLP

20070056555 - Fuel injection apparatus for and method of internal combustion engine, and fuel injection valve: Fuel injection technology of an internal combustion engine is configured in such a manner that in a case where in inlet pipe interior of the engine is partitioned by a rectifying plate into upper and lower flow paths, a flow velocity at a center of the flow path on an... Agent: Foley And Lardner LLP Suite 500

20070056557 - Fuel injection control device and control method for internal combustion engine and recording medium recorded with program realizing control method: From execution of fuel cut until restoration therefrom in response to a F/C flag being set, an ECU senses an intake air amount Q and engine speed NE, calculates the charging efficiency based on Q and NE, and calculates a basic injection amount TAU_B based on the charging efficiency. When... Agent: Oliff & Berridge, PLC

20070056558 - Throttle valve control device: To make a throttle valve control device compact, by reducing a longitudinal directional length H and a side directional length L of a gear part comprising a motor gear, an intermediate gear and a drive gear, so as to improve mountability on a two-wheeled vehicle, a drive gear Ka is... Agent: Bacon & Thomas, PLLC

20070056559 - Throttle valve control device: To enhance assembling property of a throttle valve control device comprising a mechanical drive means and an electric drive means, and to enhance maintenance property at the time of checking and exchange operations of an accelerator wire, the electric drive means and the mechanical drive means are provided at an... Agent: Bacon & Thomas, PLLC

20070056560 - Manifold pressure control for a variable event valvetrain: A method for improving engine intake manifold pressure control of an internal combustion engine is described. According to one aspect of the description, the manifold pressure may be controlled to reduce fuel consumption and engine emissions during at least some operating conditions.... Agent: Ford Global Technologies, LLC

20070056561 - Method for pressure regulation of an accumulator of a fuel injection system: In a method for the pressure regulation in a common rail fuel injection system of an internal combustion engine wherein pressurized fuel is supplied to the various combustion chambers of the engine via injectors under the control of an electronic control unit, a first actual control pressure is determined from... Agent: Klaus J. Bach

20070056563 - Method for controlling an injection system of an internal combustion engine: A method for controlling an injection system of an internal combustion engine having at least one injector, the fuel metering being divided into a first partial injection and at least one second partial injection, and a control signal which determines the fuel quantity to be injected with the aid of... Agent: Kenyon & Kenyon LLP

20070056562 - Utilized function for fuel dynamics during engine start and crank-to-run transition: A fuel control system for an internal combustion engine includes a first module that determines a corrected injected fuel mass based on an engine temperature and a measured burned fuel mass and a second module that determines a raw injected fuel mass based on the corrected injected fuel mass and... Agent: Christopher Devries General Motors Corporation

20070056564 - Apparatus and method for manufacturing fuel injection control systems: A method is provided to manufacture a fuel injection control system controlling fuel injection in an internal combustion engine with a fuel injection valve. A fuel injection valve is trial-manufactured. Using this valve, correcting amounts for an injection period are calculated at plural adjustment points defined by fuel pressures and... Agent: Nixon & Vanderhye, PC

20070056565 - Control apparatus and control method for internal combustion engine: A control apparatus for an internal combustion engine includes a controller. The controller determines whether a misfire occurs in any of the plurality of cylinders. If it is determined that a misfire occurs, the controller determines whether an intake valve is unable to open due to the malfunction of a... Agent: Kenyon & Kenyon LLP

20070056566 - Fuel injection control method and fuel injection control apparatus for engine: In a fuel injection control method of an engine, an electronic control unit calculates a pressure integrated value for one combustion cycle by detecting a combustion cycle and continuously detecting a suction air pipe pressure and determines that the engine is under an accelerated state such that a pressure difference... Agent: Rader Fishman & Grauer PLLC

20070056567 - Modular fuel delivery assembly: A modular fuel delivery assembly for a fuel tank of a vehicle includes a mounting flange, a common support member adjustably engaged with the mounting flange, and a plurality of accessories attached to the common support member.... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20070056568 - Purge fuel vapor control: A system and method for controlling the introduction of purge fuel vapor into a multi-cylinder internal combustion engine is provided. According to one aspect of the disclosure, a schedule for opening and closing an on-off, pulse-width-modulated, purge control valve is predetermined, and the purge control valve is opened and closed... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070056569 - System and method for fueling diesel engines with vegetable oil: A heated fuel delivery system for vegetable oil or other fuels of temperature dependent viscosity, which may be used as fuel for a diesel engine. The system includes one or more heated fuel lines and/or a heated fuel tank to heat the fuel and reduce its viscosity for more efficient... Agent: Gardner Groff Santos & Greenwald, P.C.

20070056570 - Multiple capillary fuel injector for an internal combustion engine: A fuel injector for vaporizing a liquid fuel for use in an internal combustion engine. The fuel injector includes a plurality of capillary flow passages, each of the plurality of capillary flow passages having an inlet end and an outlet end; a heat source arranged along each of the plurality... Agent: Roberts, Mlotkowski & Hobbes

20070056571 - Internal breather for an internal combustion engine: An internal breather for removing oil from blow-by in an internal combustion engine is disclosed. The breather includes a breather cover having a breather cover drainback hole. The breather further includes a breather cover seal in sealed engagement with the breather cover, and the breather cover seal includes a breather... Agent: Whyte Hirschboeck Dudek S C

20070051326 - Vehicle parallel cooling system: A cooling system is provided for a vehicle having an engine. The cooling system includes a pair of heat exchangers, such as an oil cooler and a charge air cooler, laterally spaced apart from each other and located in front of a front end of the engine. A pair of... Agent: Deere & Company

20070051327 - Two cycle internal combustion engine with direct fuel injection combustion system: The two-cycle internal combustion engine is of the type comprising one cylinder (2), one piston (4) with connecting rod, one head (3) closing the cylinder (2) on the explosion chamber side, one crankcase (12) closing the cylinder (2) on the side opposite the explosion chamber, one spark plug (5) inserted... Agent: Wenderoth, Lind & Ponack, L.l.p.

20070051328 - Fuzzy logic based cam phaser control: A method of controlling a valve of a cam phaser of an internal combustion engine includes determining a delta duty cycle from a position error and a rate of change of error (error dot). A fuzzy gain value is calculated from the delta duty cycle and a correction term. A... Agent: General Motors Corporation Legal Staff

20070051329 - Device for variable actuation of the gas exchange valves of internal combustion engines: The invention relates to a device for the variable actuation of the gas exchange valves of internal combustion engines, whereby a continuously revolving cam drives an intermediate member which carries out an oscillating, pure rotational movement and moves a drive member in accordance with the respective valve lift curve via... Agent: Max Fogiel

20070051330 - Valve timing adjusting apparatus: A driving-side rotatable body includes a driving-side inner gear, which has an axial extent that does not overlap with an axial extent of a driven-side inner gear of a driven-side rotatable body. A driven-side outer gear and a driving-side outer gear of a planet gear are meshed with and are... Agent: Nixon & Vanderhye, Pc

20070051331 - Valve timing adjusting apparatus: A driving-side rotatable body includes a driving-side inner gear, which has an axial extent that does not overlap with an axial extent of a driven-side inner gear of a driven-side rotatable body. A driven-side outer gear and a driving-side outer gear of a planet gear are meshed with and are... Agent: Nixon & Vanderhye, Pc

20070051332 - Valve timing adjusting apparatus: A driving-side rotatable body includes a driving-side inner gear, which has an axial extent that does not overlap with an axial extent of a driven-side inner gear of a driven-side rotatable body. A driven-side outer gear and a driving-side outer gear of a planet gear are meshed with and are... Agent: Nixon & Vanderhye, Pc

20070051333 - In-cylinder injection type spark ignition internal combustion engine: In an in-cylinder injection type spark ignition internal combustion engine which uses a spark plug to ignite and burn an air-fuel mixture flow formed by fuel which is injected from a fuel injection valve and flies around inside a cylinder while mixing with air, the spark plug has a first... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.c.

20070051334 - Method for operating motor vehicle having an internal combustion engine: In a motor vehicle having an internal combustion engine, an enabling condition is a function of at least one operating variable, of the motor vehicle and/or of the internal combustion engine. Starting and/or stopping of the internal combustion engine are enabled as a function of the enabling condition. It is... Agent: Kenyon & Kenyon LLP

20070051335 - Plug valve with lubrication means: A plug valve with improved lubrication elements comprising a valve body, which forms a seat that is connected to an intake port and to a discharge port, and accommodates a plug-type flow control element that controls the ports. Lubrication elements are further provided between the seat and the plug-type flow... Agent: Modiano & Associati Via Meravigl, 16

20070051336 - Method for hardening and tempering cylinder heads, and cylinder heads for internal combustion engines: The invention relates to a process for quenching and tempering of cast cylinder heads for internal combustion engines as well as such cylinder heads, in particular cylinder heads made from cast aluminum or an aluminum alloy, in which the cylinder head 1 is heat treated subsequently to the casting, in... Agent: Akerman Senterfitt

20070051337 - Adjusting device: In an adjusting device with a transmission, high gear ratios are frequently required. In the transmission, powerful lateral forces are frequently generated, which must be absorbed by correspondingly dimensioned bearings. The present invention proposes an adjusting device having a transmission in which at least one gear is supported on an... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20070051338 - Internal combustion engine: A high thermal efficiency lean-bum spark- ignition two or four stroke engine operable unthrottled suitable for vehicles using gasoline. It uses an indirect combustion chamber and a transfer orifice with or without shaping of the combustion chamber to produce a jet of air moving in helical swirl motion around the... Agent: Pedersen & Company, Pllc

20070051339 - Manufacturing method for plural valve assembly: A manufacturing method for a plural valve assembly is disclosed that includes providing a plurality of housings that each define a channel. Each housing includes at least one valve anchoring portion. The method also includes providing a plurality valves and providing a shaft. The method further includes coupling the plurality... Agent: Nixon & Vanderhye, Pc

20070051340 - Fuel injection system monitoring abnormal pressure in inlet of fuel pump: A fuel injection system is equipped with a high-pressure supply pump driven by an output of an internal combustion engine to supply fuel to an accumulator, a low-pressure supply pump driven by a power source other than the engine to suck the fuel from a fuel tank and supply the... Agent: Nixon & Vanderhye, Pc

20070051341 - Fuel supply system: A positive displacement pump which intakes and discharges a specific volume of fluid is adopted as the fuel pump 40, and discharges the amount of fuel needed for the injector 30 to inject. The fuel pump 40 is located outside the vapor separator 20. The discharged fuel from the fuel... Agent: Wenderoth, Lind & Ponack, L.l.p.

20070051342 - Controller of internal combustion engine: A rotation speed calculation interval is set near a combustion top dead center of each cylinder of an engine. An interval rotation time necessary for a crankshaft to rotate through the rotation speed calculation interval is calculated as angular speed information of the crankshaft in the rotation speed calculation interval... Agent: Nixon & Vanderhye, Pc

20070051343 - Method and device for controlling an internal combustion engine: The invention relates to an internal combustion engine which is provided with a manifold from which an intake tube extends to an intake of a cylinder of the internal combustion engine, with a gas inlet valve, disposed at the intake of the cylinder, an intermittent charge valve, disposed upstream of... Agent: Siemens Corporation Intellectual Property Department

20070051344 - Fuel injector activity verification: An engine system comprising of at least one fuel injector sensor coupled to at least one fuel injector of a first group of cylinders; at least one fuel injector sensor coupled to at least one fuel injector of a second group of cylinders; and a controller configured to operate the... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070051345 - Canister heater: Heater for heating a fluid intended to pass through a fuel tank canister. The heater comprises: a casing provided with a coupler for coupling to the canister; at least two plates placed inside the casing in substantially parallel planes, through which plates the fluid flows; and at least one heating... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.c.

20070051346 - Evaporative emissions canister with integral liquid fuel trap: An evaporative emissions canister is used in an automotive evaporative emission system to separate liquid fuel entrained with fuel vapor and to control emission of fuel vapors to the atmosphere, the system including a fuel tank coupled to an automotive engine. The canister includes an integrally molded housing having side... Agent: Dayco Products, Llc

20070051347 - Device for preconditioning of combustion air: A device for pre-conditioning combustion air at an inlet path to a combustion chamber, in which the inlet includes a set of two or more magnetic fields arranged along the inlet path. Each magnetic field has a corresponding north pole and a south pole and a magnetic moment vector extending... Agent: Young & Thompson

20070051348 - Centrifugal engine charger driven by combined gearing system for multi speed operation and a method of power transmission: The present invention provides a centrifugal engine charger for internal combustion engines (IC Engines) driven by a plurality of gear drives comprising eccentric and planetary drives to provide variable speed drive to an engine. The present invention also provides a method of power transmission to the engine charger.... Agent: Birch Stewart Kolasch & Birch

20070051349 - Control for electrically driven supercharger: There is provided a method for controlling an electrically driven supercharger of an internal combustion engine. The method comprises operating the supercharger at a first speed during a first engine operating condition. The method further comprises operating the supercharger at a second speed during a second engine operating condition, the... Agent: Mazda North American Operations

20070051350 - Default mode for lean burn engine: A multi-cylinder group engine system operable in at least a first mode and a second mode, where in the first mode a first and second cylinder group combust air and fuel with a lean air-fuel ratio, and where in the second mode at least one of the first and second... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070051351 - Robust maximum engine torque estimation: A system for a vehicle comprising of an engine including a first cylinder group and a second cylinder group; a linear exhaust gas sensor coupled exclusively to the first cylinder group; a switching exhaust gas sensor coupled exclusively to the second cylinder group; and a controller configured to operate the... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070044737 - Integrated cooling system: An integrated cooling system includes a housing and a pumping device disposed within the housing, configured to pressurize a fluid. The cooling system also includes a motor disposed within the housing and operatively coupled to the pumping device. The cooling system further includes a first cooling circuit configured to receive... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070044738 - Opposed double piston internal combustion engine: An internal combustion engine including at least one engine cylinder includes a cylinder cavity with first and second stopping members interconnected by a cylinder wall, the cylinder further includes two piston members slidably moveable within said cylinder cavity and between extreme positions intermediate between two stopping members, two piston members... Agent: Kwong Wang Tse Unit 17a, Block1

20070044739 - Machine with a reciprocating piston: A machine includes a piston disposed within a chamber. The machine may also include a rotary member rotatable about a first axis. Additionally the machine may include a linkage connecting the piston to the rotary member. The linkage may include a first link member connected to the rotary member in... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20070044740 - Stroke-variable engine: In a stroke-variable engine, the position of a center of gravity of a subsidiary connecting rod is determined so that a distance between the position of the center of gravity of the subsidiary connecting rod and an axis of a crankpin is smaller than a distance between a point of... Agent: Arent Fox PLLC

20070044741 - Electromechanical valve actuator: A valve system for an internal combustion engine, including an actuator assembly having a plurality of coil assemblies arranged in a substantially stacked configuration, each coil assembly including a support made of an electrically insulative material, an electrically conductive coil positioned about the support and placeable in electrical communication with... Agent: Luedeka, Neely & Graham, P.C.

20070044742 - Method for controlling an engine having variable cam timing: A method for operating an engine having a variable cam timing control system, for controlling a camshaft angle in such engine. The method includes deactivating the variable cam timing system and setting the camshaft angle to a predetermined angle for a predetermined duration after failure in a sensor used to... Agent: Richard M. Sharkansky

20070044744 - Layout structure of hydraulic control valve for valve train in internal combustion engine: To provide a layout structure of a hydraulic control valve for a valve train in an internal combustion engine which can reduce the influence of heat from the cylinders and can avoid the impairment of the external appearance of the internal combustion engine. An internal combustion engine has a valve... Agent: Birch Stewart Kolasch & Birch

20070044743 - Variable valve train of an internal combustion engine: The invention proposes a variable valve train (1) for a gas exchange valve (8) of an internal combustion engine, which gas exchange valve (8) is actuated by a cam (2), said valve train (1) comprising a force transmission device (4) that is arranged between the cam (2) and the gas... Agent: Hedman & Costigan P.C.

20070044745 - Pivot ball rocker arm lubricating access: A lubricating, enhancing access is provided for a rocker arm for an internal combustion engine. The rocker arm has a cold-formed, one-piece metal body with a narrow width and a substantial depth. The body has a semispherical socket at both ends for engaging respectively the end of a valve stem... Agent: Arthur J. Plantamura General Chemical Performance Products LLC.

20070044746 - Hydraulic play compensation device: The hydraulic play compensation device, having an outer cylinder part which is closed on one side by a base and in which a piston element which lies on its inside is guided so as to be longitudinally displaceable, with a guide gap, having an oil pressure space having an oil... Agent: Lucas & Mercanti, LLP

20070044747 - Air intake sound control structure: An air intake sound control structure comprises a sound guiding pipe, a sound producing body, and a silencing means. The sound guiding pipe is branched off from a branch portion formed on a part of an air intake flow passage of an automobile, communicating with the air intake flow passage.... Agent: Posz Law Group, PLC

20070044748 - Vehicular intake system: A vehicular air intake system including a resonator for eliminate the possibility of dust and water droplets collecting in the resonator. An end portion of an air intake duct is branched into a resonator and an air intake section. In the air intake section, a chamber is formed having an... Agent: Birch Stewart Kolasch & Birch

20070044749 - Inverted poppet valve for internal combustion engine: A poppet valve for use in an internal combustion engine. The poppet has a partially-inverted perimeter shape which nevertheless substantially maintains the curtain area of the valve. These improved valves pack more efficiently into the combustion chamber roof area than would conventional, circular-perimeter poppet valves. For the same size combustion... Agent: Motoczysz

20070044750 - High flow air filtration system: A high flow air filtration system comprises a filter within a housing, a cover removably attached to the housing, an adapter between and in flow communication with the filter and an air intake of an engine. The cover includes a diverter, a flow directing portion, and a lip. The diverter... Agent: Shimokaji & Associates, P.C.

20070044751 - Rotary piston power system: The rotary piston power system includes a housing having a drum and a cover rotatably mounted on the drum. The drum has high pressure and low pressure ports defined in its peripheral wall and a central separator wall having arcuate end faces and a pair of semicylindrical recesses defined in... Agent: Litman Law Offices, Ltd

20070044752 - System and method for operating a turbo-charged engine: In certain embodiments, there is provided a method of operating a turbocharged system including injecting a first quantity of fuel into an engine cylinder at a first predetermined time during a second half of a compression stroke before a piston of the engine cylinder reaches top dead center of the... Agent: Patrick S. Yoder Fletcher Yoder

20070044753 - System and method to control pre-ignition in an internal combustion engine: An engine system and method are disclosed for controlling pre-ignition of an alcohol fuel. In one embodiment, the fuel injection timing is adjusted to cause the fuel to avoid combustion chamber surfaces. In another embodiment, the fuel injection timing is adjusted to spray the fuel directly onto the piston surface... Agent: Ford Global Technologies, LLC.

20070044754 - Variable center pivot tumble control valve geometry for an intake manifold: A tumble control valve for an intake manifold of an engine which eliminates or substantially reduces air leakage between the bottom and sides of the valve blade through a selected rotational segment of the blade as it moves from the closed position toward the open position. The sealed area is... Agent: Jimmy L. Funke, Esq. Delphi Technologies, Inc.

20070044755 - Device and method to increase fuel burn efficiency in internal combustion engines: A reciprocating piston engine wherein the movement of a piston within the combustion chamber creates vortices in the fluid within the chamber and wherein the orientation of the vortices is more normal to the axis of movement of the piston than parallel to the axis of movement of the piston.... Agent: Duane Morris LLP

20070044756 - Current control device and method: A current control device for a fan motor includes a current sampling module, a signal generating module, a current detecting module and a current controlling module. The current sampling module samples an operating current of the fan motor to generate a sampled current signal. The operating current is controlled according... Agent: Birch Stewart Kolasch & Birch

20070044757 - Intake structure for v-type internal combustion engine: An intake structure is provided for a V-type internal combustion engine having cylinders banked in a V pattern. A throttle body includes a throttle valve interposed in an intake passage extending to the inner side of the V banks and bent to be parallel to a crankshaft. The throttle body... Agent: Birch Stewart Kolasch & Birch

20070044758 - Method and apparatus for controlling throttle during vehicle coasting: A method and system to improve fuel economy of an engine on a vehicle is offered. An electronic throttle control device is commanded to a wide open throttle position during vehicle coast down, thus improving engine breathing and reducing pumping losses, and improving engine efficiency. This includes monitoring operator inputs... Agent: General Motors Corporation Legal Staff

20070044759 - Control system for internal combustion engine: A control system for an internal combustion engine having a fuel injection valve. A fuel injection timing is determined according to the detected engine operating condition. A target ignition timing of the fuel is calculated using a plurality of maps that store the target ignition timings according to the engine... Agent: Arent Fox PLLC

20070044760 - Nitrogen enriched combustion of a natural gas internal combustion engine to reduce nox emissions: A method and system for reducing nitrous oxide emissions from an internal combustion engine. An input gas stream of natural gas includes a nitrogen gas enrichment which reduces nitrous oxide emissions. In addition ignition timing for gas combustion is advanced to improve FCE while maintaining lower nitrous oxide emissions.... Agent: Foley & Lardner LLP

20070044761 - Internal combustion engine and method of detecting abnormality of internal combustion engine: When fuel supply is stopped while an engine is decelerating, pressure in each cylinder is detected using a pressure sensor, and the peak value of the pressure in each cylinder is determined. Also, an intake air amount is detected when the fuel supply is stopped, and the allowable range of... Agent: Kenyon & Kenyon LLP

20070044762 - Movable venturi carburetor of less fuel consumption, pollutant emission, and cost: A multiple cylinder gasoline or alcohol engine has one fuel supply means per cylinder, and one digital electric logic circuit to control said fuel supply and ignition spark plug of each cylinder such that activated cylinder quantity is increased from one to all by steps first, and then all cylinders... Agent: Hui-tzeng Ting #5e

20070044764 - Common rail fuel injection system designed to avoid error in determining common rail fuel pressure: A common rail fuel injection system includes an electronic control unit and a fuel pressure sensor. The electronic control unit is equipped with a power supply circuit which supplies a power supply voltage to the fuel pressure sensor through a harness. The power supply voltage is used in the pressure... Agent: Nixon & Vanderhye, PC

20070044763 - Controller for common rail fuel injection system: In a common rail fuel injection system, a fuel pump pressure-feeds fuel to a common rail, which accumulates the fuel at high pressure corresponding to fuel injection pressure. An electronic control unit (ECU) drives and controls a suction control valve provided in the fuel pump to regulate a pressure-feeding amount... Agent: Nixon & Vanderhye, PC

20070044765 - Hydrostatic flow barrier for flexible fuel manifold: A fuel manifold segment for gas turbine engines comprises a polymer tube surrounded by a metallic braid layer. Means are provided for preventing the polymer material of the tube from flowing through the metallic braid layer at with a location of a joint with a tube fitting under an elevated... Agent: Ogilvy Renault LLP (pwc)

20070044766 - Fuel oil atomizer: There is provided a fuel oil atomizer comprised of an elongated outer member, an elongated inner member and an atomizing head. The inner member is a fuel supply conduit which coaxially received within the central opening of the outer member defining therebetween a generally annular atomizing fluid supply conduit. The... Agent: Norman M. Cameron

20070044767 - Fuel injection system for internal combustion engine: The base end portion of an injector is connected to a delivery pipe. A fuel passage, through which the fuel in the delivery pipe flows close by an injection port formed in the front end portion of a valve body and is then returned to the delivery pipe, is formed... Agent: Oblon, Spivak, Mcclelland, Maier & Neustadt, P.C.

20070044768 - Enhanced accuracy fuel metering system and method: A valve assembly having a position control characteristic that is represented by an N-th order polynomial equation includes a valve housing a valve element, and a valve characterization circuit. The valve housing has at least a fluid inlet, a fluid outlet, and a flow passage between the fluid inlet and... Agent: Honeywell International Inc.

20070044769 - Control circuit for injectors having cut solenoids for lpi engines and cut solenoid control method and diagnostic method thereof: The present invention provides a control circuit for an injector having a cut solenoid for an LPI engine, a control method of the cut solenoid and a diagnostic method thereof. The present invention effectively prevents fuel from leaking through an injector to the atmosphere when the LPI engine stops, thus... Agent: Edwards & Angell, LLP

20070044770 - Fuel injection control device for internal combustion engine: A fuel injection control device for a more stable carburetion condition by setting an adequate fuel injection prohibition period at the start of an internal combustion engine. A fuel injection control device includes an injection switch which selectively switches among simultaneous injection which is performed after start of cranking in... Agent: Birch Stewart Kolasch & Birch

20070044772 - Fuel feed apparatus having electric connector: A fuel feed apparatus is provided to a fuel tank. The fuel feed apparatus includes a lid member, a pump module, and an electric connector. The lid member plugs an opening of the fuel tank. The pump module is accommodated in the fuel tank for pumping fuel from the fuel... Agent: Nixon & Vanderhye, PC

20070044771 - Fuel feed apparatus having small sized structure: A lid member is mounted to the fuel tank to cover an opening of the fuel tank. A fuel pump is arranged in the fuel tank to pump fuel in the fuel tank. A module case supports the fuel pump. A pump module includes fuel component protruding from a lateral... Agent: Nixon & Vanderhye, PC

20070044773 - Fuel feed apparatus having sub-tank: A fuel feed apparatus includes a lid member that plugs an opening of a fuel tank. A protruding member protrudes from the lid member into an inside of the fuel tank. A sub-tank is accommodated in the fuel tank. The sub-tank is axially movable relative to the lid member. A... Agent: Nixon & Vanderhye, PC

20070044774 - Lpi engine system: Disclosed herein is an LPI engine system. The LPI engine system of the present invention directly injects LPG fuel under high pressure into an intake system of an engine through an injector and precisely controls the injection rate of LPG fuel through the control of the injector, thus improving the... Agent: Morgan, Lewis & Bockius LLP (sf)

20070044775 - Fuel saving heater for internal combustion engine: A fuel saving device powered by electrical energy from a battery in an automobile has many competitive advantages over its predecessors such as efficient operation, inexpensive price, compact size, safe use, easy installation, simple replacement, etc. The device may be disposed at any convenient position preferably as close to the... Agent: Lan Way

20070044776 - Variable speed supercharger: A supercharger for an internal combustion engine includes a housing in which an impeller rotates to pressurize the intake manifold of the engine. The impeller is connected to the crankshaft of the engine through a magnetic clutch which enables the impeller to remain at rest or to rotate at a... Agent: Polster, Lieder, Woodruff & Lucchesi

20070044777 - Manifold body for an internal combustion engine: A manifold body for an internal combustion engine. The manifold body includes an EGR cooler cavity adapted to receive an EGR cooler, an oil cooler cavity adapted to receive an oil cooler, and an air intake manifold configured to provide a gas mixture to the internal combustion engine.... Agent: Brooks Kushman P.C.

20070044778 - Engine which operates repeatedly with a multi-stage combustion process: With reference to FIG. 1, the present invention provides an internal combustion engine which operates repeatedly a multi-stage combustion process, the engine having a combustion chamber, supply means (12) for supplying fuel and air to the combustion chamber and exhaust means (16) for exhausting combusted gases from the combustion chamber.... Agent: Fulwider Patton

20070044779 - Apparatus for the multiplication of air flow in internal combustion engines increasing horsepower and torque, while reducing emissions: Compressed air is fed from a pressurized reservoir (5) thru a nozzle/vortex unit (1) simultaneously drawing ambient air through an air filter element (10). The air mixes in a merging plenum (7) where air-charge multiplication occurs resulting in boost or positive pressure conditions. The positive pressure introduced to the intake... Agent: Adams Evans P.A.

20070044780 - Intake device for engine: In an intake device for an engine, the device having a fuel supply system for supplying fuel to an intake passage, a plurality of plates are positioned on an upstream side and a downstream side along a direction of a flow of intake air and arranged at different mounting angles... Agent: Flynn Thiel Boutell & Tanis, P.C.

20070044781 - Method of estimating state quantity or temperature of gas mixture for internal combustion engine: The present apparatus calculates a mass ma (mass ratio ma/mf) of mixing-gas-forming cylinder interior gas, which is a portion of cylinder interior gas to be mixed with a forefront portion of injected fuel vapor having a mass of mf, on the basis of a predetermined empirical formula. Subsequently, under the... Agent: Oliff & Berridge, PLC