Internal-combustion engines inventions 06/07

20070144473 - Variable valve actuation system of internal combustion engine: In a variable valve actuation system of an internal combustion engine employing a variable valve actuator capable of variably adjusting at least intake valve closure timing depending on engine operating conditions, a processor of a control unit is programmed to phase-advance the intake valve closure timing to a predetermined timing... Agent: Foley And Lardner LLP Suite 500

20070144474 - Variable valve operating mechanism: The present invention provides a variable valve operating mechanism which includes two valve operating members for opening and closing two valves individually, a drive cam provided on a single camshaft, two swing arms for transmitting a power of the drive cam to the valve operating members individually by swinging about... Agent: Mcginn Intellectual Property Law Group, PLLC

20070144459 - Compression ignition initiation device and internal combustion engine using same: An internal combustion engine having a compression ignition initiation device is provided. The compression ignition initiation device includes a body defining a chamber and an outlet from the chamber. The device further includes means, within the chamber, for generating a combustion initiating shock front from the outlet. A method is... Agent: Caterpillar Inc. Intellectual Property Dept.

20070144460 - Hybrid system of fuel cell and combustion engine: A hybrid system contains a fuel cell and a combustion engine, whereby a nitrogen-enriched discharge air of the fuel cell is used for a combustion process in a combustion chamber of the combustion engine.... Agent: Ostrolenk Faber Gerb & Soffen

20070144461 - Snow vehicle: A snow vehicle includes an engine, a track belt arranged on a rear side of the engine, and a cooling water path for cooling the engine, in which the engine includes a cooling water inlet portion and a cooling water outlet portion provided on a front surface side of the... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20070144462 - Electronic voltage remover: The present invention removes voltage that accumulates over a period of time in an automotive engine cooling system. This accumulation of voltage is provided a path to travel inside the engine and cooling system by the cooling liquid used to cool the vehicles engine. This accumulation of voltage looks for... Agent: Sheldust Inc.

20070144463 - Cooling system for a machine: A cooling system for a machine is provided. The machine has an operator compartment, a front end, and an engine cooled by a first heat exchanger and mounted within an engine compartment. The engine compartment is positioned behind the operator compartment in relation to the front end. A fan is... Agent: Caterpillar Inc. Intellectual Property Dept.

20070144464 - Method and cooling system for cooling an internal combustion engine: In a method for cooling an internal combustion engine, in particular in/on a motor vehicle, it is possible for individual components of the internal combustion engine to be cooled individually, for example a cylinder head and/or a cylinder block, by what is known as a split cooling system. In order... Agent: Lerner Greenberg Stemer LLP

20070144465 - Structure of layout of parts around radiator: A structure of layout of parts around a radiator reducing the effects of heat due to the radiator, that is, a structure of layout of parts around a radiator provided with a radiator provided with an inflow part and an outflow part of a heat exchange medium flowing through the... Agent: Harness, Dickey & Pierce, P.L.C

20070144466 - Piston engine, shaft and rolling bearing for a piston engine: Piston engine with a housing in which a shaft (19) is rotatably mounted in two pivot bearings of which at least one pivot bearing has an inner ring (26a) which is seated without radial clearance of motion on a supporting region (28) of a bearing section (19c) of said shaft... Agent: Scully, Scott, Murphy & Presser, P.C.

20070144470 - Valve timing control device: An intake port of an internal combustion engine 10 is provided with a fuel injection valve 22. An intake adjustment mechanism 30 for varying the valve timing of an intake valve 24 and an exhaust adjustment mechanism 32 for varying the valve timing of an exhaust valve 26 are furnished.... Agent: Oliff & Berridge, PLC

20070144471 - Engine valve operating system: First and second connecting portions 61a and 62a are arranged in parallel and relatively turnably connected to a rocker arm 36 and a movable support portion 62b of a second link arm 62 is placed nearer to an engine valve 19 than a fixed support portion 61b of a first... Agent: Armstrong, Kratz, Quintos, Hanson & Brooks, LLP

20070144472 - Method and system for partial cycle bleeder brake: Systems and methods for providing partial bleeder braking engine valve actuation are disclosed. In an embodiment of the present invention, a cam may be provided with a main exhaust lobe, a partial bleeder lobe and an inner base circle portion between the two lobes. A rocker arm including an internal... Agent: Kelley Drye & Warren LLP

20070144476 - Camshaft adjusting device: In a camshaft adjusting device for adjusting a phase position of a camshaft relative to a crankshaft of an internal combustion engine with a gear mechanism including at least three drive connections, a locking element is provided, with which at least two of the at least three drive connections, can... Agent: Klaus J. Bach

20070144475 - Valve timing control device: A valve timing control device includes a driving side rotational member synchronously rotatable with a crankshaft of an internal combustion engine, a driven side rotational member synchronously rotatable with a camshaft that controls an opening and closing operation of valves of the internal combustion engine, a retarded angle chamber, an... Agent: Buchanan, Ingersoll & Rooney PC

20070144477 - Twincam engine and motorcycle comprising the same: A twincam engine including a rocker arm configured to transmit rotation of a cam to reciprocate at least one of intake and exhaust valves, the rocker arm being pivotally attached to a cylinder head between a center axis of a valve stem of the intake valve and a center axis... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070144467 - Valve timing gear of an internal combustion engine: In a valve timing gear of an internal combustion engine having hydraulic valve clearance adjusting elements (21), each element (21) comprises a rotationally symmetrical housing (22), which is guided so that it is longitudinally displaceable in a seat in the engine and at one axial end of the element (21)... Agent: Lucas & Mercanti, LLP

20070144469 - Camshaft: The present invention relates to a camshaft (1) having cams (3 and 4) rotatable with respect to one another about the camshaft axis (2) over limited circumferential angles, whereby an inside shaft (5) and an outside shaft (6) are arranged coaxially one inside the other. The cams (3 and 4)... Agent: William Collard Collard & Roe, P.C.

20070144468 - Camshaft, method of manufacturing cam for camshaft, and method of manufacturing shaft for camshaft: A method of manufacturing a cam for a camshaft, comprising the steps of continuously applying, to a billet having a volume larger by a specified volume than a final product, a plurality of cold forging steps formed of a preliminary outline upsetting, an outline drawing, a simultaneous piercing of inner... Agent: Arent Fox PLLC

20070144478 - Device for protecting stamped conductor paths: A device for the protection of stamped conducting paths particularly in a motor vehicle. The device having a complete envelope (4) around the conducting paths which can be made from a sprayed elastic material.... Agent: British Aerospace PLC Corporate Patent Dept.

20070144479 - Cylinder block integrated with crankcase: A structure of crankcase-integrated cylinder block for a small internal combustion engine is posed to increase strength and rigidity in order to reduce particularly vibration and noise. A cylinder part and a crankcase part are formed into a box-like shape being cast in one piece, a crankcase cover is fixed... Agent: Kanesaka Berner And Partners LLP

20070144480 - Method of operating an internal combustion engine: In a method of operating an internal combustion engine with a switch-over capability between a compression ignition mode of operation and a spark ignition mode of operation in higher load ranges which includes a cam-operated valve drive with a valve control providing, in the compression ignition mode of operation, for... Agent: Klaus J. Bach

20070144482 - Fuel supplying apparatus and fuel injecting apparatus of internal combustion engine: A fuel supplying apparatus of an internal combustion engine includes a first fuel supply system, a second fuel supply system, and a pulsation propagation suppressing unit. The first fuel supply system pressurizes a fuel by a low-pressure pump, and supplies the fuel pressurized by the low-pressure pump to a first... Agent: Oliff & Berridge, PLC

20070144481 - Method for controlling the compression ignition mode of an internal combustion engine: In a method for controlling a reciprocating piston internal combustion engine having a plurality of cylinders in a compression ignition operating mode in which a lean fuel/air mixture is burnt, wherein an actual value of at least one characteristic variable which is influenced by the fuel burning process is compared... Agent: Klaus J. Bach

20070144483 - Valve assembly having a sealing member: A valve assembly is disclosed that includes a first and a second valve assembly parts that collectively define a duct. The valve assembly also includes a valve unit that includes a housing defining a fluid flow path therethrough. The valve unit is coupled to the first valve assembly part such... Agent: Nixon & Vanderhye, PC

20070144484 - Governor device: A governor device 11 comprises a first lever 31 connecting a governor lever 30 to a rotary speed setting lever 29 interlockingly, a second lever 32 pivotally supported by the first lever 31, and a third lever 33 pivotally supported by the second lever 32, regulated its rotation amount by... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.

20070144485 - Water/alcohol injection flow switch safety device: An embodiment of a water/alcohol injection safety device adapted to signal a user and vehicle equipment when injection has reached a set flow rate specified by the user comprises a housing with external connectors and internal components. One connector is a fluid input port located on the housing adapted to... Agent: Leyendecker Lemire & Daley, LLC

20070144486 - System having a screw: A system having a screw structure includes a casing and a self-tapping screw. The casing includes a through hole. The self-tapping screw includes a male thread portion and an unthreaded column portion arranged relative to each other in a longitudinal direction of the self-tapping screw, and is threadably coupled to... Agent: Nixon & Vanderhye, PC

20070144487 - Control system and timing rotor for multi-cylinder internal combustion engine: An angular interval between a piston top dead center of one of two cylinders of an engine and a piston top dead center of the other one of the two cylinders is not a quotient of 360° CA divided by an integer number. A timing rotor is rotated synchronously with... Agent: Nixon & Vanderhye, PC

20070144488 - High-pressure pump for a fuel, with sump in communication with the fuel: The pump (7) is provided with a body (16) having a compartment (17), and with at least one pumping element (13) that moves in a cylinder (12) in communication with the compartment (17), to raise the pressure of the fuel. The pump (7) comprises fluid-supply means (14, 22) for delivering... Agent: Ladas & Parry

20070144489 - Injector leakage limitation: A fuel supply system (100) for a combustion engine (180) has at least one fuel injector (110), a fuel pump (130) and a conduit (150) connecting the fuel pump (130) with the fuel injector (110). An air intake valve (160) connects the conduit (150) to the atmosphere. The air intake... Agent: Ford Global Technologies, LLC

20070144490 - Control method of a common-rail type system for direct fuel injection into an internal combustion engine: A control method for a direct fuel injection system into an internal combustion engine provided with a number of cylinders; the method presents the stages of: supplying pressurised fuel to a common rail by means of a high-pressure pump; cyclically driving a number of hydraulically actuated injectors having an hydraulically... Agent: Roger Pitt Kirkpatrick & Lockhart Preston Gates Ellis LLP

20070144491 - Fuel injection system for engine: A fuel injection system for an engine is configured of a downstream-side fuel injection valve which is provided to an intake passage connected to a combustion chamber, and from which fuel in the intake passage is injected, and an upstream-side fuel injection valve which is provided in the intake passage... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070144492 - Fuel injection controller: In a case that actual values of a fuel injection quantity and fuel pressure are not in consistent with a representative point, an interpolation process is conducted by used of a learn value of a plurality of representative points. During the interpolation process, a computer determines whether the number of... Agent: Nixon & Vanderhye, PC

20070144493 - Method for operating an internal combustion engine: In an internal combustion engine the fuel is injected into an intake manifold. A quantity characterizing the injection quantity is a function of a predicted quantity which characterizes a predicted air charge. A setpoint quantity is used for determining the predicted quantity which characterizes a setpoint air charge.... Agent: Kenyon & Kenyon LLP

20070144494 - Method and device for controlling combustion of an internal-combustion engine, and vehicle: A method and apparatus, and vehicle on which the apparatus is mounted, for controlling combustion of a fuel-injection, internal-combustion engine with two or more cylinders are provided. The method includes determining a deceleration condition of a vehicle being driven by the engine, and thinning the fuel-injection of the engine when... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20070144495 - Fuel pump and tank assembly for an automotive vehicle: A fuel tank assembly includes a fuel tank having a plurality of side walls spaced apart by a floor. A flange extends downward from one of the plurality of side walls at an angle toward the floor. A fuel pump extends from the flange; the fuel pump and flange are... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20070144496 - Canister assembly: A canister assembly is mounted between a fuel tank and an internal combustion engine. The canister assembly includes a canister holding a carbon charge for adsorbing fuel vapors emanating from the fuel tank. A trap box defines a plenum and is mounted on the canister and a canister pipe stub... Agent: Walter Ottesen

20070144497 - Fuel vapor recovery canister: A vehicle fuel system includes a fuel vapor recovery canister containing a carbon bed configured to capture hydrocarbon material associated with fuel vapor discharged from the fuel tank into the canister. A purge vacuum is applied to the canister to draw fuel vapor carrying reclaimed hydrocarbon material from the canister... Agent: Barnes & Thornburg LLP

20070144498 - Cooling apparatus and method using low fluid flow rates: A cooling apparatus including an elongated body portion having a fluid inlet, a fluid outlet and a fluid channel extending between the fluid inlet and the fluid outlet, wherein the fluid channel includes a generally “G,” “C” or “( )” shaped cross-section.... Agent: Delphi Technologies, Inc.

20070144499 - Internal combustion engine having a compressor and a pressure damper: An internal combustion engine includes a cylinder crankcase, a mechanically driven compressor for compressing charge air, and a compressor mounting for the compressor. The compressor mounting is provided at the cylinder crankcase and a pressure damper is integrated into the compressor mounting.... Agent: Manfred Beck, P.A.

20070144500 - Engine system having carbon foam exhaust gas heat exchanger: An engine system includes an engine such as a compression ignition internal combustion engine, including a heat exchanger in an exhaust system thereof. The heat exchanger including at least one carbon foam block for cooling exhaust gas with cooling air. An exhaust system segment includes a carbon foam based heat... Agent: Caterpillar C/o Liell & Mcneil Attorneys PC

20070144501 - Exhaust gas recirculation cooler bypass: A method including selectively injecting non-cooled exhaust gas into a primary air intake conduit at a first location; selectively injecting cooled exhaust gas into the primary air intake conduit at a second location; and wherein the second location is downstream from the first location with respect to the direction of... Agent: Borgwarner Inc.

20070144502 - Egr failure determination system and control system for internal combustion engine: An EGR failure determination system for an internal combustion engine, which is capable of accurately determining failures of both an external EGR device and an internal EGR device, irrespective of whether the EGR amount is large or small, thereby making it possible to enhance marketability of the system. The EGR... Agent: Arent Fox PLLC

20070144503 - Egr system having egr valve with purge air chamber: An exhaust gas recirculation system for an internal combustion engine includes an intake manifold, an exhaust manifold, and a turbocharger compressor coupled with the intake manifold. The exhaust gas recirculation system includes an EGR valve fluidly coupled between the exhaust manifold and the intake manifold. The EGR valve includes a... Agent: Deere & Company

20070144504 - Engine efficiency regulator: A regulator for increasing the efficiency of an engine, the regulator being locatable in or adjacent to an engine manifold and comprising a propeller (18) connected to a power supply (58) for driving the propeller, and a means for mounting the propeller (18) in the manifold, the propeller having a... Agent: Casella & Hespos

20070131179 - Elliptical rotary motor with internal combustion: A method and apparatus consisting of a stator (1) within which rotates rotor (2) together with work cylinder (3) and piston (6) which is via rod (7) and larger pin (9) connected with rocker (8) which via smaller pin (10) transfers rotary moment to rotor (2), i.e. to output shafts... Agent: John Russell Uren

20070131180 - Water and/or alcohol water secondary injection system for diesel engines: A system for reducing the emissions of the oxides of nitrogen(NOx) and improving the fuel efficiency of a diesel engine having at least one combustion chamber and a camshaft and a crankshaft and an intake port and an operator controlled throttle with at least one electronically actuated diesel fuel injector;... Agent: Harry M. Levy Olson & Hierl, Ltd.

20070131181 - Motor vehicle coolant circuit comprising a pump and a retarder: A coolant circuit of a motor vehicle, including the following features: a coolant, especially water or a water mixture; a coolant pump having a coolant outlet; a retarder provided with a central ring, the working medium thereof being the coolant; a reversing valve in the flow direction upstream of the... Agent: Ohlandt, Greeley, Ruggiero & Perle, LLP

20070131182 - Internal turbine-like toroidal combustion engine: A novel combustion engine with turbine like properties is disclosed. The novel engine (10) comprises an air intake, a first compressor stage, coupled to the air intake, a second compressor stage, coupled to the first compressor stage, a transfer valve, placed between the compressor stages and an annular race. Within... Agent: Keith Hargrove

20070131183 - Multi-stage variable displacement engine: The present invention relates to an uneven cylinder displacement arrangement of a multi-stage variable displacement engine. By arranging a plurality of cylinders of at least two different cylinder bores or at least two different strokes in an engine while grouping the plural cylinders into at least two cylinder groups, e.g.... Agent: Bruce H. Troxell

20070131184 - Single-ended barrel engine with double-ended, double roller pistons: An internal combustion barrel engine includes an engine housing with a first and second end. An elongated power shaft is longitudinally disposed in the engine housing and defines a longitudinal axis. A combustion cylinder and a guide cylinder are spaced apart and disposed on a common cylinder axis that is... Agent: Douglas L. Wathen Gifford, Krass, Groh, Sprinkle,

20070131185 - Permanent magnet electromagnetic actuator for an electronic valve actuation system of an engine: A valve actuator for an internal combustion engine, comprising of a core having a wound coil located therein, the core further having at least one permanent magnet located at least partially within a space defined by the coil and positioned at an angle relative to a direction of movement of... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070131186 - Intake air amount control system for internal combustion engine: There is provided an intake air amount control system for an internal combustion engine, which controls the amount of intake air by executing both cam phase control and valve lift control, and is capable of enhancing response and accuracy of the intake air amount control, while avoiding interaction between the... Agent: Arent Fox PLLC

20070131187 - Camshaft and oil-controlled camshaft phaser for automotive engine: An adjustable camshaft system for an automotive engine includes a camshaft having machined and fabricated axially-directed control passages combined with an oil-activated camshaft phaser. The fabricated oil control passages are formed within a portion of the camshaft having an outside diameter which is substantially equal to the outside diameter of... Agent: Artz & Artz, P.C.

20070131188 - Engine starting control system of internal combustion engine: In an engine starting control system of an internal combustion engine in which an eco-run control is performed, a combustion stroke that each cylinder reaches when the internal combustion engine comes to an engine stopped state by the eco-run control is predicted, and in an expansion stroke cylinder that the... Agent: Oliff & Berridge, PLC

20070131189 - Intake device of internal combustion engine: A resonator 13 is provided including a resonating body 13 which is vibrated by intake air pulsation in an intake system 5, a volume chamber 14 connected through the resonating body 13 to the intake system 5, and a neck section 16 through which an interior space 15 of the... Agent: Foley And Lardner LLP Suite 500

20070131190 - Recoil starter: A recoil starter includes: a rope reel; a cylindrical cam; a coil spring; a reel spindle; an extending cylindrical portion; a recess; a hook; an engaging groove; an inner annular portion; and an outer annular portion, wherein: the extending cylindrical portion is inserted in the inner side of the recess;... Agent: Nixon & Vanderhye, PC

20070131191 - Connecting rod with offset joint for an internal combustion engine: A connecting rod for interconnecting a crankshaft with a piston in an internal combustion engine includes a cap connected to a rod and defining a crankshaft bore therebetween. The crankshaft bore includes an axis of rotation. The cap includes a first end defining a first split line and a second... Agent: Deere & Company

20070131192 - Crankshaft bearing assembly: A Crankshaft bearing assembly for supporting a crankshaft for rotation about a crankshaft axis within an engine having an aluminum engine block, the crankshaft bearing assembly including at least one crankshaft bearing divided into a first half and a second half, the first half being integral with the engine block,... Agent: Osler, Hoskin & Harcourt LLP (brp)

20070131193 - Diluted oil regeneration in internal combustion engine: An internal combustion engine (10) for a vehicle comprises a fuel injector (12) which supplies fuel to a combustion chamber formed in a piston (1), and an oil pan which stores engine oil below the piston (1). With regard to a phenomenon whereby the engine oil is diluted with the... Agent: Foley And Lardner LLP Suite 500

20070131195 - Intake device: To improve an intake device (100) for a handheld tool implemented having an air cleaner, particularly for a chainsaw, a cutting-off grinder, or the like, which comprises an internal combustion engine (25) and a drive unit (20) for the attachment, the air cleaner cleaning combustion air, which is charged with... Agent: Mccormick, Paulding & Huber LLP

20070131194 - Intake filter for an internal combustion engine of a motor vehicle: An intake filter for an internal combustion engine for a motor vehicle including an unfiltered air intake region, a filter medium and a filtered air conduit, in which the unfiltered air intake region is arranged beneath the engine hood of the motor vehicle and is attached to the engine hood.... Agent: Crowell & Moring LLP Intellectual Property Group

20070131196 - System and method for reducing vehicle acceleration during engine transitions: A method for controlling an engine to reduce vehicle shuffle mode vibration during mode transition. The engine includes multiple cylinders, each with at least one electrically actuated valve, and the engine operates in a first mode having a first number of firing cylinders and a second mode having a second... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070131197 - Method for increasing the effect to be produced in a motor, pump or the like: A method for increasing the power output in an engine, pump, or similar device, which includes a cylinder, inside which is a lever piston pivoted to make a reciprocating motion and a rotating piston mounted eccentrically in a bearing to make a rotating motion, as well as an inlet opening... Agent: Jacobson Holman PLLC

20070131198 - Device for enhancing fuel efficiency of internal combustion engines: An apparatus for enhancing the fuel efficiency of an internal combustion engine includes a generally conical-shaped member positioned in a gas flow generated by the engine. One or more deformations, such as tabs and notches, are formed in the conical member to alter one or more characteristics, such as pressure... Agent: Michael E. Sellers Gable & Gotwals

20070131199 - Variable valve control apparatus for internal combustion engine and method thereof: A requested volume flow ratio calculated based on a requested torque, an amount of two times a spit-back gas amount at the valve overlap time calculated based on a requested residual gas rate, and a spit-back gas amount of the time when an intake valve is closed are added together,... Agent: Foley And Lardner LLP Suite 500

20070131200 - Carburetor choke valve electronic control system: A carburetor choke valve electronic control system includes: a transmission device coupled to a choke valve for opening and closing an intake path of a carburetor; an electric motor for driving the choke valve to be opened and closed via the transmission device; and an electronic control unit for controlling... Agent: Arent Fox PLLC

20070131201 - Method and device for monitoring a pulse charging valve of an internal combustion engine: The invention relates to an internal combustion engine comprising a manifold, from which an induction pipe leads to an intake of a cylinder of the internal combustion engine. A gas intake valve is located at the intake of the cylinder. A pulse charging valve is positioned upstream of the gas... Agent: Siemens Corporation Intellectual Property Department

20070131202 - Fuel injector: A sensor is used to sense a property relating to each one of a plurality of different elevational locations within a vertical plane that is normal to a length of an aircraft. The vertical plane passes through the doorway of the aircraft, and at least some of the plurality of... Agent: Kenyon & Kenyon LLP

20070131203 - Engine fuel injection control method and engine fuel injection control apparatus: An engine fuel injection control apparatus has a parameter setting section, a parameter changing section and a determining section. The parameter setting section is configured to set a parameter of fuel injected into an engine to a first injection parameter to control a state of combustion noise or exhaust emission... Agent: GlobalIPCounselors, LLP

20070131204 - Method for detecting liquefied fuel in canister purge line of vehicle: A method of detecting whether liquefied fuel exists in a canister purge line includes, if a fuel level in a fuel tank is higher than a pre-set level, opening a purge control valve for a time. A difference is calculated between the air-fuel ratio before and after opening the purge... Agent: Morgan, Lewis & Bockius LLP (sf)

20070131205 - Fuel efficiency enhancing device: A fuel efficiency enhancing device that is used inside or outside of the fuel tank of a motor vehicle is provided. The fuel efficiency enhancing device has a casing member made of Teflon, inside which far infrared and magnetic members are installed in a closed compartment without any contact to... Agent: Leong C Lei

20070131206 - Electronic throttle control supercharging: A drive system. The drive system includes an engine configured to convert chemical energy into mechanical energy, an electronically-controlled air throttle configured to regulate air delivery to the engine, an electronically-controlled supercharger configured to selectively increase pressure of the air delivered to the engine, and a controller configured to variably... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070131207 - Exhaust gas recirculation in diesel engine: A diesel engine (1) cools recirculated exhaust gas in an EGR passage (4) having an EGR valve (6) through heat exchange with a coolant in an EGR cooler (7). The flow of the coolant through a coolant passage (11-13) which circulates the coolant to the EGR cooler (7) is adjusted... Agent: Foley And Lardner LLP Suite 500

20070131208 - Air-fuel-ratio control apparatus for internal combustion engine: The air-fuel-ratio control apparatus for an internal combustion engine obtains an upstream-side feedback correction value DFi for feedback-controlling an air-fuel ratio on the basis of a value (Fcrlow(k−N)) that is obtained by performing a low-pass filter process with a time constant τ to a value corresponding to an upstream-side target... Agent: Oliff & Berridge, PLC

20070125320 - Oil-cooled internal combustion engine with rotary piston wall: A 4-cycle, 4-cylinder internal combustion engine which comprises a hollow cylindrical engine casing with only three moving parts, a single rotary piston wall and two rotatable valve cylinders. A hollow cylindrical motor casing is divided in half vertically by an internal dividing wall. A single oil-cooled rotary piston wall is... Agent: Donald W. Meeker Patent Agent

20070125321 - Process for use with dual-fuel systems: A system and method is provided to reduce the occurrence of engine knock for engines that utilize a dual-fuel fumigation system. Typically, dual fuel systems inject a gaseous-fuel flow into the air intake stream of a diesel engine. This results in more complete combustion within the engine as well as... Agent: Marsh, Fischmann & Breyfogle LLP

20070125322 - Variable compression ratio scheduling at idle speed conditions: A method for selecting compression ratio of a variable compression ratio internal combustion engine when such engine is operating under an idle condition is disclosed. The compression ratio is selected to avoid engine knock, an undesirable phenomenon which is more likely at higher temperatures, higher compression ratios, lower engine speeds,... Agent: Richard M. Sharkansky

20070125323 - Two-stroke internal combustion engine with oil ring: A two-stroke internal combustion engine having a seal assembly disposed between a piston and a running surface. The seal both lubricates and prevents exhaust of combustion gases. A first element, which ensures gas tightness, is received in a countersunk portion of the running surface. A second element, which ensures oil... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20070125324 - Method of lubricating an internal combustion engine: The invention provides a method for lubricating a two stroke cycle fuel injected internal combustion engine of petroil type. A port or manifold injection system and a direct injection system form part of the engine. Fuel and oil are pre-mixed and supplied to the port or manifold injection system for... Agent: Cooley Godward Kronish LLP Attn: Patent Group

20070125325 - Two-stroke cycle engine: A two-stroke cycle engine using a preceding air-layer for scavenging and having a scavenger passage connected to a branching scavenger passage opened to a scavenging port and a connecting passage linking the air and fuel passages so that negative pressure in the air passage forces the fuel-air mixture in the... Agent: Crowell & Moring LLP Intellectual Property Group

20070125326 - Stroke-variable engine: A stroke-variable engine includes a pivot shaft which is rotatably supported in a crankcase so as to be rotatable about an eccentric axis parallel to a crankshaft and which is connected to a control rod so that a rotational power reduced at a reduction ratio of 1/2 is transmitted from... Agent: Arent Fox PLLC

20070125327 - System and method for hydraulic valve actuation: Systems and methods for hydraulic and/or variable valve actuation of engine valves are disclosed. An embodiment of the present invention may include a hydraulic valve actuation system operatively connected to an engine valve. First and second control valves may be operatively connected to the hydraulic valve actuation system and adapted... Agent: Kelley Drye & Warren LLP

20070125329 - System for variable valvetrain actuation: An electromechanical VVA system for controlling the poppet valves in the cylinder head of an internal combustion engine. The system varies valve lift, duration, and phasing in a dependent manner for one or more banks of engine valves. A rocker subassembly for each valve or valve pair is pivotably disposed... Agent: Patrick M. Griffin, Esq. Delphi Technologies, Inc.

20070125330 - System for variable valvetrain actuation: An electromechanical VVA system for controlling the poppet valves in the cylinder head of an internal combustion engine. The system varies valve lift, duration, and phasing in a dependent manner for one or more banks of engine valves. A rocker subassembly for each valve is pivotably disposed in roller bearings... Agent: Delphi Technologies, Inc.

20070125328 - Valve train for internal combustion engine: A valve train includes a primary rocker arm 50 which is oscillated about a primary oscillating center line L4 by an inlet cam 21, a secondary rocker arm 60 which transmits a valve drive force F1 to an inlet valve 14 and oscillates about a secondary oscillating center line L5,... Agent: Arent Fox PLLC

20070125331 - Method for adjusting an angle of rotation, and phase displacement device for carrying out said method: A method for adjustment of the relative angle of rotation between a camshaft and a crankshaft in an internal combustion engine through an electromechanical phase adjuster is provided. The invention provides a rapid and precise adjustment behavior. To that end, a deviation of the adjustment speed (ΔΩ) between a desired... Agent: Volpe And Koenig, P.C.

20070125332 - Variable valve timing apparatus: In the case where an intake valve has its phase in a first region between a most retarded angle and CA(1), the rotational speed of relative rotation between an output shaft of an electric motor and a sprocket is reduced at a reduction gear ratio R(1) to change the phase... Agent: Oliff & Berridge, PLC

20070125333 - Concave combustion chamber: An internal combustion engine is provided with a roughly concave cylinder head, wherein a ridge descends into the combustion chamber. A first wall is formed from the ridge to a cylinder periphery to form a seat for an air intake valve. A second wall is formed from the ridge to... Agent: Rick Martin Patent Law Offices Of Rick Martin, PC

20070125334 - Roller type hydrocushion mechanical tappet: A tappet comprises a foot having a convex cam contact surface and an axially extending hub, a tappet body having a lower body portion with a lower axial bore formed therein to receive the axially extended hub of the foot, and hydrocushions of oil between the foot, a thrust washer,... Agent: Douglas W Rudy Law Offices Of Douglas W. Rudy, LLC

20070125335 - Ignition apparatus having conductive plastic ignition terminal and field smoother: An ignition apparatus includes a high voltage (HV) terminal to which a high voltage end of the secondary winding is attached. The ignition apparatus further includes an electrically conductive cup configured to surround the high voltage terminal when the secondary winding spool is inserted in the case. The high voltage... Agent: Delphi Technologies, Inc.

20070125336 - Apparatus and method for limiting excessive engine speeds in a light-duty combustion engine: A controlled slow down apparatus and method for use in the event that a light-duty combustion engine has entered a state of excessive speeds or auto-ignition. The controlled slow down method is preferably initiated when the engine speed exceeds an activation speed for a predetermined number of engine revolutions. Once... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20070125337 - Petrol internal combustion engine with controlled ignition and a very high pressure injection system: The invention relates to a gasoline internal combustion engine with controlled ignition, comprising at least one cylinder (1), a cylinder head (2), scaling the cylinder (1), a piston (3), a combustion chamber (4), a gasoline injection means (5), an ignition means (6), for production of an ignition of the air/gasoline... Agent: Nicolas E. Seckel Patent Attorney

20070125338 - Fuel injection system: A fuel injection system includes (i) an injector for injecting gaseous fuel and liquid fuel into a cylinder of an internal combustion engine, (ii) a gaseous fuel supplying unit having a gaseous feel tank as a first high-pressure accumulating source for pressurizing gaseous fuel, (iii) a liquid fuel supplying unit... Agent: Nixon & Vanderhye, PC

20070125339 - Vehicle control system: A method is provided for controlling an engine having an intake manifold and an outlet control device coupled to the manifold for controlling flow exiting the manifold and entering at least one cylinder of the engine. The engine further includes an inlet control device for controlling flow entering the manifold.... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20070125340 - Throttle control apparatus: In a throttle control apparatus, one end of a throttle valve shaft supported rotatably on a throttle body is protruded from one side outer wall of the throttle body, the throttle lever mechanism comprising a drive lever, a link lever and a throttle lever is attached to the one end,... Agent: Bacon & Thomas, PLLC

20070125341 - Engine revolution controller of working machine: In an engine of a working machine having no governor mechanism, the engine revolution speed is controlled such that the revolution speed can stably be maintained irrespective of the variation in load without adjusting the throttle opening to exploit the full potential of the engine. Since an engine 1 does... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20070125342 - Outboard motor equipped with internal combustion engine with carburetor: An outboard motor has an internal combustion engine with a carburetor. The carburetor is designed to extend maintenance interval greatly by preventing or suppressing the deposition of solid matters in the gap between the intake passage and a butterfly-type throttle valve therein. The throttle valve is divided, by a valve... Agent: Carrier Blackman And Associates

20070125343 - Fuel injection control system ensuring steady balance in pressure in accumulator: An accumulator fuel injection system working to energize fuel injectors to inject fuel at a sequence of injection timings into an internal combustion engine and also to control a fuel pump to feed the fuel to an accumulator at a sequence of controlled times for compensating for the amount of... Agent: Nixon & Vanderhye, PC

20070125344 - Fuel delivery module: A fuel tank assembly (12) is provided for containing liquid fuel and supplying that fuel, upon demand, to an internal combustion engine. The assembly (12) includes a tank (14) in which is disposed a fuel pump module (18). The fuel pump module (18) includes a cup-like reservoir (34) which houses... Agent: Dickinson Wright PLLC

20070125345 - Fuel injection system: In the present invention, a fuel tank 10 is disposed below an electronically controlled fuel injection apparatus 12. A fuel reservoir chamber 18 for supplying fuel from the fuel tank 10 is disposed above the electronically controlled fuel injection apparatus 12, and the fuel stored in the fuel reservoir chamber... Agent: Wenderoth, Lind & Ponack, L.L.P.

20070125346 - Supercharged internal combustion engine system: A supercharged internal combustion engine system wherein during periods of high power demand the weight of combustion chamber charge is increased by cooling intake air in a vortex tube operated by high-pressure air from a storage tank. In addition to increasing engine output power, cold air intake also reduces engine... Agent: Jan Vetrovec

20070125347 - Air-fuel ratio control apparatus of internal combustion engine: An air-fuel ratio control apparatus of an internal combustion engine includes first and second catalysts 10 and 12, first air-fuel ratio acquiring means 8 provided up-stream of the first catalyst, for acquiring an air-fuel ratio of exhaust gas; second air-fuel ratio acquiring means 11 for acquiring an air-fuel ratio of... Agent: Oliff & Berridge, PLC

20070125348 - Control system for an exhaust gas sensor: An oxygen sensor is mounted in an exhaust path of an internal combustion engine. The status of an exhaust gas is detected in accordance with the output of the oxygen sensor. The oxygen sensor incorporates a heater for heating an element of the sensor. In a region in which the... Agent: Oliff & Berridge, PLC

20070125350 - Air-fuel ratio control apparatus: An air-fuel ratio control apparatus is applied to an internal combustion engine including a variable lift mechanism wich changes a lift amount of an intake valve. An oxygen sensor, wich outputs a signal indicating an oxygen concentration in exhaust gas, is provided downstream of an exhaust gas purification catalyst in... Agent: Oliff & Berridge, PLC

20070125349 - System and method for performing a particulate sensor diagnostic: An apparatus comprising an internal combustion engine, an exhaust system in communication with the engine, a particulate sensor associated with the exhaust system, and a controller in electrical communication with the particulate sensor, wherein the controller is configured to determine a change in a rate of exhaust flow in the... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP