Internal-combustion engines inventions 07/07

20070169726 - Portable 4-cycle engine and portable machine equipped with the 4-cycle engine: A portable 4-cycle engine with a configuration which allows cooling air to flow in the direction of the crankshaft relative to a cylinder head on a cylinder, and a portable machine equipped with this engine, are provided, respectively. In such an engine, the cylinder is separated from the cylinder head... Agent: Mcginn Intellectual Property Law Group, PLLC

20070169729 - Device and method for controlling internal combustion engine: If it is necessary to rapidly change a phase of an intake camshaft and an intake VVT mechanism relatively slow in responsiveness as it is associated with an “A” bank of a V-type, 8-cylinder engine is in operation for at least a predetermined period of time, an ECU executes a... Agent: Sughrue Mion, PLLC

20070169732 - Phase controller and cam shaft phase controller for internal combustion engine: A parallel guide portion as an integral structure of a sprocket and a vane, as well as a slant guide portion, are arranged alternately on the same circumference, with circumferential gaps being formed between said guide portion and the parallel guide portion, said guide portion having a shape such that... Agent: Crowell & Moring LLP Intellectual Property Group

20070169731 - Variable cam phaser apparatus: A cam phaser apparatus comprising a triple member gear system for transferring a driving torque from a drive member to a driven member and for selectively adjusting the angular relationship between the drive and driven members, said triple member gear system comprising a first member comprising a driving part, a... Agent: Delphi Technologies, Inc.

20070169735 - Shaft-mounted rocker arm arrangement: The present invention is a shaft-mounted rocker arm arrangement for an internal combustion engine which provides simplified assembly and disassembly by allowing individual rocker arms to be added or removed separately and without removing the rocker shaft. The present invention utilizes a rocker shaft and a rocker arm rotatably coupled... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20070169736 - Valve timing mechanism of an internal combustion engine: A valve timing mechanism of an internal combustion engine of a motor vehicle, having a camshaft having at least one cam (18), via which a switchable valve timing mechanism element (1) can be loaded with a cam stroke (s), in which locking means (12) are arranged on the valve timing... Agent: Hedman & Costigan P.C.

20070169723 - Energy conversion system for hydrogen generation and uses thereof: The present invention relates to a system capable of using kinetic/inertial and renewable energy to generate hydrogen for use as a fuel in vehicles and other applications. In certain embodiments, this invention relates to a system in which hydrogen is generated during vehicle braking and which is operable with an... Agent: Hall, Vande Sande & Pequignot, LLP

20070169724 - System for a two-stroke crankcase scavenged combustion engine: The present invention relates to a system (1) for supplying an air-fuel mixture to a two-stroke internal combustion engine cylinder (2), comprising a carburettor (3) having a throttle valve (4) and usually a choke valve. The system further has a transfer passage (6) between a crankcase chamber and a combustion... Agent: Pearne & Gordon LLP

20070169725 - Device for regulating an air flow for engine cooling: The invention relates to a device for regulating an air flow for engine cooling, comprising a fan element (4) arranged over part of an exchanger face (2) of a heat exchanger (1) which can be traversed by air, and a covering element (5) which is arranged over a further part... Agent: Foley And Lardner LLP Suite 500

20070169727 - Internal combustion engine: The invention concerns an internal-combustion engine, the engine comprising a first combustion chamber, a first piston displaceably guided in the first combustion chamber, the first piston facing the first combustion chamber with a first piston surface in a first direction, a second combustion chamber, a second piston displaceably guided in... Agent: Dreiss, Fuhlendorf, Steimle & Becker Patentanwalte

20070169728 - Rotating barrel type internal combustion engine: An internal combustion barrel engine having rotating cylinders and pistons which together form combustion spaces. The combustion spaces are maintained at a substantially constant volume while a compressed air-fuel mixture is combusted therein.... Agent: Westman Champlin & Kelly, P.A.

20070169730 - Camshaft adjuster: A camshaft adjuster for relative angle adjustment of a camshaft with respect to a driving crankshaft, having a hydraulically operable adjustment apparatus with chambers into which and from which a hydraulic fluid can be supplied and carried away alternately for angle adjustment of the chamber-specific pressure-medium channels, and having a... Agent: Lucas & Mercanti, LLP

20070169733 - Camshaft adjuster for an internal combustion engine: A camshaft adjuster for an internal combustion engine comprises a stator having inwardly projecting stator vanes, which are distributed over the periphery of the stator and which have at least one stator vane accommodating pocket located in the stator. This stator vane accommodating pocket is open toward the interior and... Agent: Quarles & Brady LLP

20070169734 - Rocker arm cover: A rocker arm cover comprises a shell having an upper portion and a lower portion formed by inner and outer side walls and end walls contiguous therewith. A dividing wall is joined to the side walls and end walls to define an upper cavity in the upper portion of the... Agent: Christensen, O'connor, Johnson, Kindness, PLLC

20070169737 - Multiple spark pattern internal combustion initiation device and engine using same: A multiple spark pattern internal combustion initiation device includes a body defining a prechamber and a plurality of orifices from the prechamber. The device includes at least two electrical circuits which each form a spark gap with an electrical ground inside the prechamber, operable to create a plurality of different... Agent: Caterpillar C/o Liell & Mcneil Attorneys PC

20070169738 - Intake port for 4-cycle engine: An intake port for a 4-cycle engine includes an intake port base integrally formed with a cylinder head, and an intake port forming member that forms an intake port together with the intake port base. The area of the cross section of the intake port orthogonal to a centerline of... Agent: Mcginn Intellectual Property Law Group, PLLC

20070169739 - Reciprocating-piston internal combustion engine: A reciprocating-piston internal combustion engine has a crank drive and a transmission lever indirectly coupled with the piston and intersecting the cylinder axis. The lever is articulated onto the crank drive's connecting rod and onto an adjustable bearing guided in the cylinder block. For greater variation of the translation of... Agent: William Collard Collard & Roe, P.C.

20070169740 - Bolted pre-combustion chamber: A pre-combustion chamber for an engine is made more simply removable from the cylinder head by integrating the chamber design and not threading the assembly to the head. The assembly is provided as an integrated design using a seal that helps dissipate heat from the spark plug and a cover... Agent: Cooper Cameron Corporation

20070169741 - Internal combustion engine and operating method therefor: The present disclosure provides an engine operating method and high power density internal combustion engine, including an engine housing with a plurality of cylinders. Fuel injectors are provided and disposed at least partially within each cylinder, and configured to inject fuel such as diesel, JP8 or another fuel therein for... Agent: Caterpillar C/o Liell & Mcneil Attorneys PC

20070169742 - Method for operating an internal combustion engine: Disclosed is a method for operating an internal combustion engine, wherein fuel is injected in a pre-injection and main injection process. According to the invention, pre-injection occurs in the intermediate compression stroke of the internal combustion engine. Main injection is carried out in an intake synchronous manner. The invention can... Agent: Crowell & Moring LLP Intellectual Property Group

20070169743 - Engine-drive work machine: An engine-driven work machine having a target engine speed selection unit and a control unit. The target engine speed selection unit selects and specifies an arbitrary target engine speed from among a plurality of target engine speeds that is set in stepwise fashion. The control unit electrically controls the opening... Agent: Carrier Blackman And Associates

20070169744 - Electronic throttle valve control system and two-wheeled motor vehicle: [Solution] There are provided a throttle valve 10 for controlling the amount of intake air to an internal combustion engine, an electric motor 20 for driving the throttle valve 10, and a control section 21 for controlling the electric motor 20. The throttle valve has an urging mechanism 31 for... Agent: Hogan & Hartson L.L.P.

20070169745 - Spark ignition to compression ignition transition in an internal combustion engine: A method of operating an internal combustion engine includes the steps of: igniting a diesel fuel and air mixture in a combustion cylinder using spark ignition; sensing knock in the combustion cylinder; adjusting a spark timing and a fuel injection amount in the combustion cylinder dependent upon the sensed knock;... Agent: Deere & Company

20070169746 - Fuel injection apparatus and fuel injection control method for internal combustion engine: A fuel injection apparatus and a fuel injection control method for an internal combustion engine which performs a direct injection operation for injecting fuel from an injector for cylinder injection into a cylinder and a port injection operation for injecting fuel from an injector for intake port injection into an... Agent: Oliff & Berridge, PLC

20070169747 - Motor-driven supercharger: A motor-driven supercharger of the invention is provided with a cooling fluid flow rate adjusting device (a flow rate adjuster (37) and a controller (40)) capable of adjusting a flow rate of a cooling fluid. On the basis of the flow rate adjuster (37) and the controller (40), a flow... Agent: Griffin & Szipl, PC

20070169748 - Gas-mixture-ignition-time estimation apparatus for internal combustion engine, and control apparatus for internal combustion engine: A gas-mixture-ignition-time estimation apparatus for an internal combustion engine estimates the temperature of a premixed gas mixture for PCCI combustion (i.e., cylinder interior temperature Tg), while relating it to the angle CA, on the basis of a state quantity of the cylinder interior gas at the time of start of... Agent: Oliff & Berridge, PLC

20070169751 - Common rail having orifice: A bush incorporated in a common rail is formed with a smallest diameter orifice having a small inner diameter and an adjacent orifice having an inner diameter larger than that of the smallest diameter orifice on an inner peripheral face of the bush. A press-fitted portion, which is press-fitted into... Agent: Nixon & Vanderhye, PC

20070169749 - Fuel-injection system and method for injecting fuel: A fuel-injection system for injection of fuel into an internal combustion engine includes at least one fuel injector and a first fuel-distributor line which is connected to the at least one fuel injector. A second fuel-distributor line is provided which is connected to the at least one fuel injector via... Agent: Kenyon & Kenyon LLP

20070169750 - System and method for resolving crossed electrical leads: A control system for controlling a device, the device having at least two functional elements, each functional element being controlled by a control signal, is disclosed in the present disclosure. The control system may include detecting means operatively connected to the device and configured to monitor the operation of the... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20070169753 - Hydraulic control apparatus for automatic transmission: A hydraulic control apparatus for an automatic transmission comprises a linear solenoid valve for outputting a control pressure, a primary regulator valve for regulating a line pressure in accordance with the control pressure, and a secondary regulator valve for regulating a secondary pressure in accordance with the control pressure, the... Agent: Oliff & Berridge, PLC

20070169752 - System and method for resolving crossed electrical leads: A control system for controlling a device, the device having at least two functional elements, each functional element being controlled by a control signal, is disclosed in the present disclosure. The control system may include detecting means operatively connected to the device and configured to monitor the operation of the... Agent: Caterpillar Inc. Intellectual Property Dept.

20070169754 - Fuel delivery pipe: A fuel delivery pipe capable of reducing a pressure pulsation at the time of a fuel injection due to injection nozzles, preventing vibrations and noises at an underfloor pipe arrangement, and turning down a radiate sound from the fuel delivery pipe, wherein a flexible absorbing wall surface 10 formed on... Agent: Jordan And Hamburg LLP

20070169755 - Fuel injection valve installation structure of engine: To effectively reduce operational noise generated by vibration of the fuel injection valve with a fuel injection valve installation structure of an engine. In the structure, an installation hole is formed in an engine component member that constitutes a part of an engine. The installation hole has an annular shoulder... Agent: Birch Stewart Kolasch & Birch

20070169756 - Controller and control method for an engine control unit: A controller for determining drive pulse structures for controlling the operation of control valves of a fuel-injected engine, the engine comprising a first injector and at least one further injector, and the controller comprising: inputs for receiving fuel value data relating to the quantity of fuel injected per injection cycle... Agent: Delphi Technologies, Inc.

20070169757 - Engine control apparatus: An engine control apparatus which can ensure and maintain a stability and constant exhaust emission characteristics even in such a condition that a nature of a fuel used as present is unsure, and which is robust among different fuel natures, comprising a plurality of different nature fuel quantity computing means... Agent: Crowell & Moring LLP Intellectual Property Group

20070169758 - Small engine fuel tank with integrated evaporative controls: A fuel tank assembly for small engines having a vapor storage canister disposed within the tank in the vapor dome with an atmospheric vent line to the canister through the tank wall and a canister vapor outlet line also through the tank wall. A liquid/vapor discriminator is disposed in the... Agent: Anna M. Shih

20070169759 - Vapor fuel combustion system: A vaporized fuel system comprising a mixing chamber, a gaseous fuel component for combining with a liquid fuel component in the mixing chamber. The gaseous fuel component mixes with the liquid fuel component to form a combustible fuel mixture which is thereafter ignited and consumed. An ample supply of additional... Agent: Davis & Bujold, P.l.l.c.

20070169760 - Fuel processor apparatus and method: The present invention provides methods and apparatus for premixing fuel and oxidant for combustion. The methods and apparatus may include a two stage vortex, each stage accommodating different flow rate ranges. The vortex pulverizes fuel and optimally mixes the fuel with an oxidant prior to introduction into a combustion chamber.... Agent: Holland & Hart LLP

20070169761 - Fuel vaporizer: The present invention is a fuel vaporizer that will greatly increase power and economy in fuel powered engines while producing far less pollution. The present invention has a fuel chamber, air inlet, vibrator and heating element that aerate fuel by vibrating and heating the fuel from a liquid to a... Agent: Michael Ries

20070169762 - Apparatus for a vehicle: An apparatus for a vehicle comprising a compressor and manifold for connection to air inlets of an engine, wherein the manifold has an entry end chamber and the compressor device is located at least partially within the chamber.... Agent: Meyertons, Hood, Kivlin, Kowert & Goetzel, P.C.

20070169763 - Exhaust gas purifying apparatus and method in internal combustion engine: When conditions for regenerating purifiers are established, a control computer first causes an addition nozzle to supply a reducing agent to a first exhaust path. At this time, the control computer reduces a vane opening degree in a first supercharger and increases a vane opening degree in a second supercharger.... Agent: Morgan & Finnegan, L.L.P.

20070169764 - Air swirling device: An air swirling device comprises a pipe member connected in between an air cleaner and an internal combustion engine; a plurality of swirl-flow ducts spirally formed in the pipe member; and a central-flow duct axially formed in the pipe member and surrounded by the swirl-flow ducts; with each swirl-flow duct... Agent: Kuang-hsiung Lo

20070163557 - Internal combustion engine and method for operating an internal combustion engine: An internal combustion engine has a cylinder with a combustion chamber delimited by a reciprocating piston that drives a crankshaft rotatably supported in a crankcase. The internal combustion engine has an intake passage, an exhaust connected to the combustion chamber, a device supplying fuel, and a control device controlling at... Agent: Gudrun E. Huckett Draudt

20070163525 - Control device and method for variable valve mechanism: A control device for a variable valve mechanism that avoids the overheating an actuator while reducing adverse effects on the driveability of a vehicle. The actuator adjusts the lift of an intake valve by moving a drive element, and a sensor is used to determine whether the actuator will overheat.... Agent: Oliff & Berridge, PLC

20070163526 - Valve timing controller: A valve timing controller includes a first gear rotating together with a crankshaft, a planetary carrier eccentric to the first gear, a second gear engaging with the planetary carrier. The second gear performs a planetary motion while engaging with the first gear. The planetary motion is converted into a rotational... Agent: Nixon & Vanderhye, PC

20070163527 - Valve timing controller: In a valve timing controller, the guide-groove biases the moving element in a direction in which the moving element slides with respect to a radial line connecting a center of the guide-rotational element and the moving element, when the guide-rotational element relatively rotates with respect to the first rotational element.... Agent: Nixon & Vanderhye, PC

20070163530 - Seal assembly: A seal assembly (46) for sealing the interface between a shaft (16) and a bore-defining wall (22). The seal assembly (46) comprises a sealing element (50), a reinforcing insert (52), and an elastomeric casing (54). The sealing element (50) has a shaft-contacting portion (56) positioned adjacent the shaft (16) and... Agent: Don W. Bulson (parker Hannifin) Renner, Otto, Boisselle & Sklar, LLP

20070163523 - Variable valve actuation mechanism for an internal combustion engine: Engaging portions 132c, each of which is engaged with a slider gear, are made of an iron based material, and coupler shafts 132d are made of an aluminum alloy material that is the same material as that of a cylinder head. Therefore, compared to a case where the control shaft... Agent: Kenyon & Kenyon LLP

20070163524 - Variable valve operating device for engine: To provide a variable valve operating device that can swiftly adjust a valve timing of an engine, the variable valve operating device is for adjusting a valve lift and the valve timing of the engine. The variable valve operating device includes a rocking cam 27 which is rocked by cams... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070163528 - Valve train for internal combustion engine: A valve train includes a primary rocker arm 50 oscillating about a primary oscillating center line L4 in response to the rotation of an inlet cam 21, a secondary rocker arm 60 oscillating about a secondary oscillating center line L5 so as to transmit a valve drive force via the... Agent: Arent Fox PLLC

20070163529 - Wraparound drive for internal combustion engines having drive damping: Wraparound drive, in particular control drive, for an internal combustion engine, having at least one driving gearwheel and at least one driven gearwheel and a tensioning or deflecting roller and having a wraparound means (toothed belt or chain) which connects said gearwheels and rollers, wherein the driving and/or driven gearwheel... Agent: Lucas & Mercanti, LLP

20070163531 - Method for stopping and starting an internal combustion engine having a variable event valvetrain: A method for controlling stopping and starting of an engine having a variable event valvetrain is described. According to the method engine valves may be used to reduce engine evaporative emissions as well as engine starting emissions. Since the engine configuration shown has electrically actuated intake and exhaust valves it... Agent: Ford Global Technologies, LLC

20070163532 - Intake system of internal combustion engine and method of controlling the intake system: An intake system of an internal combustion engine includes a surge tank communicating with cylinders of the engine via individual intake paths, a vacuum tank connected to the surge tank, a valve that permits or inhibits communication between the surge tank and the vacuum tank, and a control unit that... Agent: Kenyon & Kenyon

20070163533 - Intake muffler: A resonator is connected with an intake air pipe and forms a resonant chamber therein. The resonator includes a diaphragm, which is generally planar and is disposed between an air passage of the intake air pipe and the resonant chamber. The diaphragm forms multiple oscillation sections, which have different eigenfrequencies,... Agent: Nixon & Vanderhye, PC

20070163534 - Capacitance-based fluid level sensor: A fluid level sensor comprises a parallel plate capacitor coupled to an integrated circuit located in the bottom of an oil pan or other receptacle in which fluid level is being sensed. The sensor is preferably mounted on a drain plug for the receptacle. It includes an integrated circuit board... Agent: Boyle Fredrickson Newholm Stein & Gratz, S.c.

20070163535 - Fuel injection method for internal-combustion engine, notably of direct injection type, comprising a piston provided with a bowl and a teat: The present invention relates to a method of injecting fuel into the combustion chamber (16) of a cylinder of a direct-injection four-stroke internal-combustion engine, notably of diesel type, that can run according to a homogeneous combustion mode and according to a conventional combustion mode. According to the invention, this method... Agent: Antonelli, Terry, Stout & Kraus, LLP

20070163536 - Control device of internal combustion engine: An engine ECU 300 executes a program including the steps of: when the purge control execution flag is ON (YES at S400), the step (S410) of calculating injection ratio (DI ratio) r; the step (420) of calculating the basic injection amounts of the in-cylinder injector and the intake manifold injector;... Agent: Oliff & Berridge, PLC

20070163537 - Homogeneous charge compression ignition internal combustion engine: A homogeneous charge compression ignition internal combustion engine capable of reliably reducing flame noise at a time of high-load operation is provided. The engine includes an injector 12a which injects a liquid hydrocarbon fuel to an intake port 23, and an injector 12b which directly injects an alcohol fuel into... Agent: Birch Stewart Kolasch & Birch

20070163538 - Light-weight compact diesel engine: Disclosed is a diesel engine comprising a cylinder head; a combustion chamber within the cylinder head, the combustion chamber being in the shape of a bowl; and a piston having a piston crown, the piston crown having a dome-shape for protruding within the cylinder head during a combustion operation near... Agent: Marks & Clerk

20070163539 - Throttle body and plate: A throttle valve assembly is held within a passageway in a throttle body. The assembly includes a plate and a pivot shaft. The pivot shaft extends through the mounting receptacle and engages with the throttle body. A method of making a series of throttle bodies includes molding multiple like bodies... Agent: Black Lowe & Graham, PLLC

20070163540 - Hybrid vehicle and method for controlling hybrid vehicle: In a hybrid vehicle, when the shift position SP is set to the S position at which a driver is allowed to select any one of the shift positions SP1 to SP6, and it is determined that warm-up of a purifying device has not been completed, the target air-fuel ratio... Agent: Oliff & Berridge, PLC

20070163541 - Actuator for a control unit: An actuator for a control unit has a control motor with a motor power takeoff shaft; a control shaft that carries the control unit; and a step-up gear, disposed between the motor power takeoff shaft and the control shaft, as well as a restoring device for restoring the control unit... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20070163542 - Method and device for assessing the quality of a fuel, in particular a diesel or petrol fuel: Fuels that are used nowadays can have a different densities or different heating values. Even when filling the fuel tank (7) the quality of the fuel in the fuel tank (7) can change since different fuels are mixed. For example a low density or a low heating value can lead... Agent: Baker Botts L.L.P. Patent Department

20070163543 - Method for synchronizing cylinders in terms of quantities of fuel injected in an internal combustion engine: In an adaptation (4, 5, 6, 7) of differences in injected quantities within high operating ranges, the differences are based on an injection parameter and are determined by regulating an irregular operation in an operating point within the lower operating ranges. The injection parameter which determines the differences in injected... Agent: Baker Botts L.L.P. Patent Department

20070163544 - Choke device for an internal combustion engine intake system: A choke device for an intake system of an internal combustion engine; the choke device has at least one choke body fitted movably inside an intake conduit, and an actuating device for moving the choke body to and from a work position in which the choke body reduces the cross... Agent: Pietragallo, Bosick & Gordon LLP

20070163546 - Vibration-reducing structure for fuel pipe: A vibration-reducing structure for a fuel pipe includes a fuel hose, and a pulsation damper. Fuel is supplied to an engine installed in a vehicle through the fuel hose. The pulsation damper is disposed on the fuel hose at a predetermined position. The pulsation damper suppresses pulsations of fuel. The... Agent: Oliff & Berridge, PLC

20070163545 - Isolated fuel delivery system: An isolated fuel delivery system for an internal combustion engine includes a fuel rail with a clamping method operable to retain an isolating member with respect to the fuel rail. The isolating member operates to isolate the vibratory motion of the fuel delivery system form the attachment point or points.... Agent: General Motors Corporation Legal Staff

20070163547 - Intake air amount variation detector: The present invention relates to a device for detecting intake air amount variations among cylinders of a multiple-cylinder internal combustion engine, and makes it possible to accurately detect the intake air amount variations among the cylinders. The fuel injection amount is either increased or decreased from the injection amount for... Agent: Oliff & Berridge, PLC

20070163548 - Cooling device for a fuel-recirculation circuit: Described herein is a cooling device for a fuel-recirculation circuit from the injection system to the tank of a motor vehicle, which has a first opening and a second opening for connection to said recirculation circuit and comprises a pipe and a finned radiant body in a relationship of heat... Agent: Mitchell P. Brook C/o Luce, Forward, Hamilton & Scripps LLP

20070163551 - Method and device for activating a valve of a fuel vapor retention system: For the purposes of a determination of a fuel vapor loading level of a fuel vapor retention system of a combustion engine, an opening level of a valve of the fuel vapor retention system is increased in steps or continuously during a determination phase. Furthermore, the valve is activated at... Agent: Siemens Corporation Intellectual Property Department

20070163549 - Method and device for determining the mass flow rate passing through the air-bleed valve of an internal combustion engine tank: A device for determining the mass flow via a tank venting valve for an internal combustion engine including an intake manifold and a throttle valve, the intake manifold being connected to the tank venting valve and an exhaust gas recirculation system, one measuring transducer each being assigned to the throttle... Agent: Kenyon & Kenyon LLP

20070163550 - Method and device for operating an internal combustion engine: An internal combustion engine has an intake duct, which opens into at least one inlet of at least one cylinder. It also has a tank purging valve, which is configured to control the initiation of a tank purging flow into the intake duct at an inlet point upstream of the... Agent: Siemens Corporation Intellectual Property Department

20070163553 - Automobile fuel economizer: The present invention discloses an automobile fuel economizer for reducing the gas consumption of an automobile, and the automobile fuel economizer is form of a box body attached onto an automobile fuel tank, wherein the box body contains a substance having a far infrared property, such that the gas molecules... Agent: Birch Stewart Kolasch & Birch

20070163552 - Passing type fuel reformer: An object of the present invention is to provide a passing type fuel reformer which can reform fuel fed into an engine so as to aim at further enhancing the improvement effect of fuel consumption, and which can be simply and surely installed in the vicinity of a fuel tank.... Agent: Hedman & Costigan P.C.

20070163554 - Rotary-actuated exhaust gas recirculation valve having a seating force attenuator: Means for attenuating the seating force of a cam-actuated poppet valve such as an exhaust gas recirculation valve in an internal combustion engine including a shock-absorber disposed between the valve stem and valve head. In a currently preferred embodiment, the shock-absorber is a wave washer disposed around the valve stem... Agent: Delphi Technologies, Inc.

20070163555 - Internal combustion engine having fuel mixing means installed in intake port: The present invention relates to an internal combustion engine, and more particularly, to an internal combustion having improved performance by promoting mixing of fuel and air using a fuel mixing means installed at an intake port to improve the flow property of the mixture introduced into a combustion chamber. In... Agent: Ipla P.A.

20070163556 - Reverse rotation intake manifold protection system and method: A method of protecting an intake manifold of an engine of a hybrid propulsion system including an electric motor comprises detecting a reverse rotation of an engine. A fuel injector of the engine that is rotating in reverse is commanded to cease operation. A spark plug of the engine that... Agent: General Motors Corporation Legal Staff

20070157913 - Power tool: A power tool has a working tool that is driven by a two-stroke engine that has a cylinder and a piston reciprocating within the cylinder and delimiting a combustion chamber in the cylinder. The two-stroke engine has a crankcase with a rotatably supported crankshaft that is driven by the piston... Agent: Gudrun E. Huckett Draudt

20070157914 - Power tool: A power tool is driven by a two-stroke engine. The two-stroke engine has a cylinder and a piston reciprocating within the cylinder. The cylinder has a combustion chamber delimited by the piston. The two-stroke engine has a crankcase and a crankshaft rotatably supported in the crankcase and driven by the... Agent: Gudrun E. Huckett Draudt

20070157896 - Control system and method for controlling an internal combustion engine: An engine includes two or more banks, VVTL mechanisms provided for the respective banks for changing the operating characteristics of intake valves, and a control device that controls the VVTL mechanisms. The control device controls the VVTL mechanisms by integrating a plurality of pieces of control information corresponding to the... Agent: Oliff & Berridge, PLC

20070157893 - Coolant valve system for internal combustion engine and method: An internal combustion engine (200) includes a coolant pump (212) having a pump outlet (214), and a first exhaust gas recirculation (EGR) cooler (206) fluidly connected to the pump outlet (214). A crankcase (202) is fluidly connected in parallel with the EGR cooler (206) to the pump outlet (214) for... Agent: International Engine Intellectual Property Company

20070157894 - Split-cycle air hybrid engine: A split-cycle air hybrid engine operatively connects an air reservoir to a split cycle engine. A power piston is received within a power cylinder and operatively connected to a crankshaft such that the power piston reciprocates through an expansion stroke and an exhaust stroke during a single revolution of the... Agent: Fildes & Outland. P.C. Christopher J. Fildes

20070157895 - Engine valve operating system: An engine valve operating system is provided in which a rocker arm that swings by following a valve operating cam abuts against an engine valve via a hydraulic tappet, a receiving member (41) receiving the hydraulic tappet (12) being slidably fitted into the rocker arm (13), the hydraulic tappet (12)... Agent: Armstrong, Kratz, Quintos, Hanson & Brooks, LLP

20070157897 - Apparatus for adjusting a camshaft, and method for operating an apparatus for adjusting a camshaft: In an apparatus for adjusting a phase position of a camshaft in relation to a crankshaft which drives the camshaft, including an electric actuator for operating an adjustment mechanism, which can move the camshaft to a basic or emergency-operating position in the event of a shut-down as a result of... Agent: Klaus J. Bach

20070157898 - Lash adjuster body: The present invention relates to a lash adjuster body, comprising A lash adjuster body, comprising an outer surface, enclosing a cavity, wherein the cavity includes an inner surface configured to accommodate an insert and a spring; and the cavity is fabricated through forging.... Agent: The Maclean Fogg Company C/o Dana Alden

20070157899 - Method for controlling the start-up phase of a motor vehicle: The invention relates to a method for controlling the start-up phase of a motor vehicle driven by an internal combustion engine (12). The internal combustion engine (12) is started by an electrical machine (16) that can be operated as a motor, and there is a preferably automatically actuatable clutch (50)... Agent: Dykema Gossett PLLC

20070157900 - Engine: An engine including an oil passage through which oil output from an oil pump flows, an oil cooler mounted to the oil passage, and a branched oil passage for a hydraulically-powered device of the engine that is configured to branch in a location of the oil passage extending from the... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070157901 - System and method for controlling auto-ignition: A method for operating an engine of a vehicle, the engine having a cylinder with at least a first and second valve, the method comprising during a first mode, operating with the first valve active and the second valve deactivated during a cycle of the cylinder, where during said first... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070157902 - Throttle position sensor: The present invention provides a throttle position sensor for a motorcycle including a handlebar having an end. The throttle position sensor includes a rotor having a first end and a second end. The rotor is positioned within the handlebar and rotated relative to the handlebar. The second end is closer... Agent: Michael Best & Friedrich, LLP

20070157903 - Virtual fuel quality sensor: A method of operating a multiple combustion chamber internal combustion engine includes advancing an ignition timing of a first subset of the combustion chambers from an operating ignition timing until a knock event is detected while concurrently operating the remaining combustion chambers at the operating ignition timing. A first knock... Agent: Fish & Richardson P.C.

20070157904 - Device for monitoring the fuel pressure in the fuel supply circuit for an internal combustion engine with fuel injection: A device for monitoring the fuel pressure in the fuel feed circuit (7) of a fuel injection internal combustion engine (2), which includes at least one cylinder (2) and one exhaust line (6) for the combustion gases, characterized in that the device includes elements (8) for generating a value for... Agent: Young & Thompson

20070157905 - Circuit configuration and method for generating a control signal for an engine control unit designed to control fuel injectors: A circuit configuration for generating a control signal for an engine control unit, designed to control at least one fuel injector of an internal combustion engine, enables an improved control signal course during the control of the injectors. The configuration includes: a counter device, to which a predefined clock signal... Agent: Lerner Greenberg Stemer LLP

20070157906 - Method for operating an internal combustion engine: With a method for operating an internal combustion engine with a fuel injector (18) that is opened and closed electrically, a booster capacitor (BK) serving to increase the current intensity when the fuel injector (18) is opened, reliable fuel injection is ensured, even in extreme cases, such as resumption of... Agent: Striker Striker & Stenby

20070157907 - Gas density ratio detector, gas concentration detector, and fuel vapor treatment apparatus: When a gas flow producer is driven, plural kinds of gases flow into a measure-passage at respective timing. An orifice is provided in the measure-passage. The orifice has a diameter-changing portion which restricts a separation of gases from an inner surface of the measure-passage. A pressure sensor is provided in... Agent: Nixon & Vanderhye, PC

20070157908 - Fuel vapor treatment apparatus, system having the same, method for operating the same: A fuel vapor treatment apparatus connects with a fuel tank, which produces fuel vapor to be purged into an intake passage of an internal combustion engine through a purge passage. The fuel vapor treatment apparatus includes a state measuring unit that includes a measurement passage provided separately from the purge... Agent: Nixon & Vanderhye, PC

20070157909 - Gas fuel supply system: A gas fuel supply system comprises an injector provided in an intake pipe of an internal combustion engine, a fuel supply passage for supplying the gas fuel to the injector, and source pressure control means for controlling pressure of the gas fuel supplied to the injector through the fuel supply... Agent: Mccormick, Paulding & Huber LLP

20070157910 - Method and system for controlling power to be fed to electrical loads: In a control system, a control unit is connected to a generator and is configured to, when a steep change in a load current flowing through at least one specific electrical load is sensed, control the output of the generator based on the sensed steep change in the load current.... Agent: Oliff & Berridge, PLC

20070157911 - Hydrogen augmented diesel crankcase ventilation: A hydrogen augmented diesel crankcase ventilation system uses hydrogen to allow crankcase fumes, for example blow-by, to be burned by the engine. The system preferably includes a hydrogen generation system as a hydrogen source connected to an engine air intake by a first hose, a second hose connecting the crankcase... Agent: Averill & Varn

20070157912 - Process for use with dual-fuel systems: A system and method is provided for use with a duel-fuel fumigation system. The system injects a gaseous-fuel flow into the air intake stream of a diesel engine. As presented, the system is operative to meter the gaseous-fuel flow into the diesel engine based on one or more engine parameters... Agent: Marsh, Fischmann & Breyfogle LLP

20070151526 - Diesel engine system: A diesel engine system comprising a diesel engine provided with a crankcase comprising a crankcase lubricating oil, an air intake, an air compressor, an effluent turbine, an after cooler, and a blow by gas recirculation system comprising a conduit to recirculate the blow-by gas to the air intake, wherein the... Agent: Shell Oil Company

20070151527 - Internal combustion engine system with hydrogen generation capability: A dehydrogenated fuel tank 32 which is replenished with an organic hydride-contained hydrogenated fuel and a gasoline tank 48 which is replenished with normal gasoline are provided. In order to separate the hydrogenated fuel into a hydrogen rich gas and dehydrogenation product, a dehydrogenation reactor 22 and a separator 40... Agent: Oliff & Berridge, PLC

20070151528 - Method and a system for control of a device for compression: A method of compressing a medium in the combustion chamber of a combustion engine, wherein a liquid spray is introduced into the compression chamber during a compression stroke, the liquid is pressurized and heated before introduction into the compression chamber to such a degree that at least a part of... Agent: Young & Thompson

20070151529 - Rotary mechanical field assembly: An engine is provided comprising a cylinder, a piston, a connecting rod, and a crank. A cylinder combustion occurs in the cylinder to induce movement of the piston in a lateral direction. The cylinder combustion comprises a first stage during which a first portion of a fuel and air mixture... Agent: Foley & Lardner LLP

20070151531 - Electromagnetically driven valve: An electromagnetically driven valve includes a driven valve having a stem and carrying out reciprocating motion along a direction in which the stem extends, a disc support base having an abutment surface, a disc extending from one end coupled to the stem toward the other end supported by the disc... Agent: Kenyon & Kenyon LLP

20070151532 - Variable ratio rocker assembly: A variable ratio rocker assembly for increasing the amount of air entering a combustion cylinder. The rocker assembly includes a rocker arm adapted to move a valve between a closed position and an open position, a radiused follower adapted to interact with a portion of the rocker arm, and a... Agent: Trego, Hines & Ladenheim, PLLC

20070151533 - Lever for a valve control of a piston machine: A lever for a valve control of a piston engine is provided, which is embodied as a rocker arm, rocker lever or finger lever. A roller (6) is rotationally mounted on a support pin (7) in an intermediate space of the lever. The lateral sides (1, 2) are tapered (8,... Agent: Volpe And Koenig, P.C.

20070151534 - Dual valve lift blip with single cam lobe for gasoline engines: A tappet assembly includes a first follower engaging a cam lobe profile, and a second follower engaging an engine poppet valve. A latch member is operable to fix the first follower in an extended position, to provide a high lift condition. The first and second followers define first and second... Agent: Eaton Corporation Eaton Center

20070151530 - Camshaft: The present invention relates to a camshaft (1) for more preferably motor vehicle engines with a termination element (2) arranged with an axial end side in or on the camshaft (1) and permanently joined to the latter which closes off the camshaft (1) in axial direction and which is designed... Agent: William Collard Collard & Roe, P.C.

20070151535 - Push rod for rocker arm actuation: The present invention provides an improved push rod for actuating poppet valves in internal combustion engines. The improved push rod provides a vibration dampening beam member to alter push rod vibration frequency spectrum, levels and amplitude introduced through push rods to valve systems. Reducing push rod vibrations and amplitude improve... Agent: Cecil H. Stevens

20070151536 - Drive system and automobile: A counterweight 40 attached to a crankshaft 38 has a projection 42, which is aligned with and faces an electromagnet 44 attached to a crank casing 46 when the crankshaft 38 is at a preset rotational position of ensuring good startability of an engine 22. Engine stop control starts a... Agent: Kenyon & Kenyon LLP

20070151537 - Rotary valve system and engine using the same: Rotary valve system for controlling communication with a port in an internal combustion engine which, in one disclosed embodiment, has a crankshaft, compression and expansion pistons connected to the crankshaft for reciprocating movement within compression and expansion chambers, a combustion chamber in which air from the compression chamber is combined... Agent: Edward S. Wright

20070151538 - Rotary valve system and engine using the same: Rotary valve system for controlling communication with a port in an internal combustion engine which, in one disclosed embodiment, has a crankshaft, compression and expansion pistons connected to the crankshaft for reciprocating movement within compression and expansion chambers, a combustion chamber in which air from the compression chamber is combined... Agent: Edward S. Wright

20070151539 - Heat shield having locating and retention features: A heat shield assembly includes shroud or housing fabricated from a heat shielding material having at least one pair of spring arms extending from side walls of the shroud for engaging a member to which the heat shield assembly is to be attached, and one or more retention tabs projecting... Agent: Robert L. Stearns Dickinson Wright PLLC

20070151540 - Internal combustion engine with a precombustion chamber: An internal combustion engine includes neighboring main and auxiliary combustion chambers that are separated by a partition wall including a communicating passage. Ignition of an air/fuel mixture in the auxiliary combustion chamber produces a fuel torch that is jetted into an air/fuel mixture in the main combustion chamber. Under a... Agent: Drinker Biddle & Reath (dc)

20070151541 - Combustion bowl in the crown of a piston for a diesel engine: The invention relates to a combustion recess in the head of a piston for a diesel engine, the piston being provided with a cooling duct optionally existing in the form of a cooled ring carrier. This combustion recess has, in the radially outer edge area, an undercut which is formed... Agent: William Collard Collard & Roe, P.C.

20070151542 - Control system for internal combustion engine: A control system for an internal combustion engine having at least one fuel injection valve for injecting fuel into a combustion chamber of the engine and burning the injected fuel by compression ignition. A fuel injection control parameter for controlling at least one fuel injection valve is changed. A combustion... Agent: Arent Fox PLLC

20070151543 - Control device for a motor vehicle: An automotive vehicle, such as a motorcycle, has an electric ignition system for igniting fuel delivered to the engine of the vehicle, and a rotatable handle which the driver holds in one hand when driving the vehicle and rotates to control the power output of the engine between an idling... Agent: Ostrolenk Faber Gerb & Soffen

20070151544 - Carburetor automatic control system in engine: A carburetor automatic control system in an engine includes, a temperature-sensitive operating device for operating a choke valve so that the choke valve is opened with a temperature increase of the engine and a governor for opening and closing a throttle valve to maintain a preset rotational speed of the... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070151545 - Method and device for ascertaining valve timing for gas-exchange valves of an internal combustion engine: A method for ascertaining valve timing for gas exchange valves of an internal combustion engine in which a combustion chamber pressure characteristic is determined, a state function being calculated from the combustion chamber pressure characteristic and a combustion chamber volume characteristic, and the timing of the gas exchange valves is... Agent: Kenyon & Kenyon LLP

20070151546 - Vehicular transmission: A vehicular transmission includes a gear-change mechanism section that shifts power from a driving source and outputs the power to an output shaft; and a hydraulic system that supplies hydraulic pressure from an oil pump to the gear-change mechanism section via a check valve. The check valve includes a cylindrical... Agent: Oliff & Berridge, PLC

20070151547 - Chemical heating device for cold environment heating utility use: A strap-like support includes means for removably affixing chemical heating elements to one side of the support and means for removably securing the ends of the support whereby the support can be removably attached to the fuel filter of a diesel engine. Alternatively, the strap-like support component is configured to... Agent: Joseph S. Heino, Esq. Davis & Kuelthau, S.c.