Internal-combustion engines inventions 01/08

20080022950 - Variable transmission: A drive system suitable for use in a variable transmission with a plurality of rotatable and adjustable disk members, gear means adapted for contact with the plurality of disk members, carriage means for mounting the gear means and configured for axial movement along the axis of a rotatable drive shaft... Agent: Ogilvy Renault LLP

20080022977 - Device for varying a compression ratio of an internal combustion engine and method for using said device: The invention relates to a device for varying a compression ratio in an internal combustion engine comprising at least one cylinder (10) provided with a combustion chamber (20), a movable element provided with a piston (14) which is translationally displaceable by means of a connecting rod (16) connectable thereto by... Agent: Antonelli, Terry, Stout & Kraus, LLP

20080022951 - Variable valve system of internal combustion engine: An internal combustion engine includes a variable valve system wherein each cam opens and closes an intake valve and an exhaust valve via each rocker arm. A variable valve system of an internal combustion engine E includes rocker arms rocked by the action of valve driving force of cams with... Agent: Birch Stewart Kolasch & Birch

20080022954 - Cam follower for a valve drive of an internal combustion engine: Proposed is a cam follower (1) for a valve drive of an internal combustion engine, having a roller (3), which is rotatably mounted on a journal (2), as a cam thrust face, which journal (2) runs with its outer casing (4) in a respective bore (5, 6) of a first... Agent: Hedman & Costigan P.C.

20080022955 - Hydraulic valve lash adjuster for a valve train of an internal combustion engine: To improve the valve lash adjuster so that undesired operational fluctuations are reduced, the valve closing body (7) is configured as a needle-shaped, elongate sealing piston whose valve seat-proximate end comprises a plate-shaped sealing surface (10) that cooperates with a correspondingly configured sealing surface (25) of the valve seat (24)... Agent: Hedman & Costigan P.C.

20080022952 - Valve timing control apparatus and its assembling method: In valve control apparatus for an internal combustion engine and its assembling method, a positioning section is interposed between a predetermined position of a housing member at which a shoe is positioned so as to be opposed against a side surface of a vane in which a lock piston is... Agent: Foley And Lardner LLP Suite 500

20080022953 - Variable valve timing control deivce: A variable valve timing control device includes a driving side rotational member (2) synchronously rotating with a crankshaft, a driven side rotational member (1) positioned coaxially with the driving side rotational member, and synchronously rotating with a camshaft, a fluid pressure chamber (40), formed in at least one of the... Agent: Reed Smith LLP

20080022956 - Automatic tappet clearance adjusting device: An automatic tappet clearance adjusting device, comprising an adjusting unit adjusting the projected amount of a rocker arm by advancing and retreating an adjust screw to and from the tip of the rocker arm, a pressure setting part electrically controlling the pressure of an air supply source part based on... Agent: Carrier Blackman And Associates

20080022959 - Method for starting an internal combustion engine and engine control device: In a method for starting an internal combustion engine with direct injection of the fuel, an injection into at least one of the cylinders is omitted in a directed manner during at least one cylinder operating cycle of the internal combustion engine after an event triggering the operation to start... Agent: Lerner Greenberg Stemer LLP

20080022958 - Engine start control apparatus and method: An engine start control apparatus includes an intake air amount control device for controlling an amount of air supplied to a combustion chamber, a fuel supply device for injecting fuel to be fed into the combustion chamber, and an igniting device for igniting the fuel. The engine start control apparatus... Agent: Osha Liang L.L.P.

20080022957 - Throttle position control during an engine start: A method for improving engine starting for an engine having a variable event valvetrain is described. According to one aspect of the description, valve timing during a start can be set so that combustion stability and emissions may be improved.... Agent: Ford Global Technologies, LLC

20080022960 - Intake structure for internal combustion engine: An intake structure for internal combustion engine includes an intake passage which is communicated with a combustion chamber of the internal combustion engine and through which air to be supplied to the combustion chamber flows; and a valve which is provided in the intake passage and which controls the airflow... Agent: Oliff & Berridge, PLC

20080022961 - Piston engine: A piston engine has a crank assembly, a piston assembly, a crank case assembly and a cylinder head assembly. The crank assembly has a central axle, two counterweight blocks and a crank axle. The central axle has two connecting segments and two flanges. The flanges are respectively coaxial and eccentric... Agent: Cooper & Dunham, LLP

20080022962 - Method for surface treatment of an internal combustion piston and an internal combustion piston: A method for surface treatment capable of easily improving a mechanical strength of an internal combustion piston at a reasonable cost is provided. A modified surface layer is formed by injecting injection powders containing a reinforcing element to be collided with an Al—Si alloy-based piston obtained by casting and forging... Agent: Shlesinger, Arkwright & Garvey LLP

20080022963 - Engine with hybrid crankcase: An engine with a hybrid crankcase includes the crankcase being a composite construction having an exoskeleton formed of a non-ferrite material having no defined endurance limit as a material, the non-ferrite exoskeleton encapsulating a load bearing skeleton formed of a ferrite material, the ferrite material having a well defined endurance... Agent: Patterson, Thuente, Skaar & Christensen, P.A.

20080022964 - Internal combustion engine: An internal combustion engine includes a crankcase in which a crankshaft is rotatably mounted. Mechanisms are provided for scraping off the oil from the rotating crankshaft. An oil pan is arranged below the crankcase for holding the oil scraped off by the scrapers.... Agent: Crowell & Moring LLP Intellectual Property Group

20080022965 - Gas engine: A compression ignition internal combustion engine which operates using a methane based fuel and an ignition initiator. The fuel and method of operating the engine can be employed in a range of applications such as, for example, road or marine vehicles or in static applications such as electrical generators.... Agent: Nixon & Vanderhye, PC

20080022966 - System and method for operating a turbo-charged engine: In certain embodiments, there is provided a method of providing a first fuel injection schedule having one or more injections per cylinder per compression stroke at a first discrete power level selected from a plurality of discrete power levels of an engine. The method further includes providing a second fuel... Agent: General Electric Company (pcpi) C/o Fletcher Yoder

20080022967 - Direct-injection spark-ignition internal combustion engine: In the top face of a piston (6), there is formed a cavity (30) having a bottom surface (32) which slopes downward toward an exhaust side and which includes a raised part (32a) extending from near the center of the bottom surface to an intake-side wall surface. The cavity guides... Agent: Birch Stewart Kolasch & Birch

20080022968 - Air bypass valve failure detection device in supercharging device for engine: An air bypass valve failure detecting device outputs an opening command to an air bypass valve when a throttle valve suddenly closes, thereby prevent surging from occurring in a second intake passage between a turbocharger and a throttle valve. When the opening command is outputted to the air bypass valve,... Agent: Squire, Sanders & Dempsey L.L.P.

20080022969 - Method and device for operating a drive unit of a vehicle: A method and a device for operating a drive unit of a vehicle are provided, which result in reduced fuel consumption in the overrun condition. An output variable of the drive unit is set, in this context, according to a preset driving strategy in the overrun condition of the drive... Agent: Kenyon & Kenyon LLP

20080022970 - Electronic throttle valve control system and two-wheeled motor vehicle: [Solution] 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 rotational speed reduction mechanism 30 for reducing the rotation of the electric motor 20 to control the rotation of the throttle... Agent: Hogan & Hartson L.L.P.

20080022971 - Ignition circuit: An ignition circuit causes a magneto to continue to provide spark to an engine for a delay period after the ignition switch is switched off. After the delay period, the ignition circuit routes energy from the magneto to actuate a magneto disable switch to provide a path to ground for... Agent: Calfee Halter & Griswold, LLP

20080022972 - Engine exhaust gas purifier: An engine exhaust gas purifier includes: an injection controller allowing a fuel injection valve to inject fuel near the top dead center on each compression stroke; an EGR amount controller for controlling the amount of exhaust gas recirculated into a combustion chamber; an excess air ratio controller for controlling the... Agent: Nixon Peabody, LLP

20080022973 - Limiting pump flow during overspeed self-actuation condition: In an engine equipped with a common rail fuel injection system, the engine can sometimes experience an overspeed condition, and the pump may respond to this overspeed condition with self-actuation even in the absence of any control signal. In order to prevent an over pressurization condition, a liquid supply into... Agent: Caterpillar C/o Liell & Mcneil Attorneys PC

20080022974 - Multi-stage relief valve having different opening pressures: A pressure relief valve is provided for a common rail fuel system. The pressure relief valve has a housing with an inlet, an outlet, and a central bore fluidly connecting the inlet and the outlet. The pressure relief valve also has a single valve seat and a first valve element... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080022975 - Fuel injector for a direct injection internal combustion engine: A fuel injector comprising: an injection valve provided with a mobile needle to regulate the fuel flow; an actuator adapted to shift the needle; an injection nozzle; a supporting body having a tubular shape and displaying a feeding channel; a sealing body provided with a valve seat of injection valve... Agent: Baker & Daniels LLP 111 E. Wayne Street

20080022976 - Internal combustion engine control apparatus: The internal combustion engine control apparatus includes a calculation function of calculating an energy generation rate of an energy generated by combustion of fuel injected into a combustion chamber of a compression-ignition internal combustion engine, and an ignition detection function of detecting an ignition timing of the fuel in the... Agent: Nixon & Vanderhye, PC

20080022978 - Method for operating an internal combustion engine: An internal combustion engine includes multiple cylinders. A partial set of the cylinders may be temporarily shut off. Fuel is introduced briefly into at least one of the shut off cylinders and combusted in an at least essentially torque-neutral way during the cylinder shut off period.... Agent: Kenyon & Kenyon LLP

20080022979 - Method and system for efficiently vaporizing gasoline: A method and system is disclosed for vaporization of a liquid fuel in a manner that produces a highly concentrated air-fuel mixture using a combination of gasoline and air while eliminating residual liquid fuel droplets therefrom. The system generally includes at least two tanks including a manifold adjacent the bottom... Agent: Barlow, Josephs & Holmes, Ltd.

20080022980 - Reciprocating internal combustion engine and a method of eliminating particles from burnt gas for such a reciprocating engine: The invention relates to a reciprocating internal combustion engine having at least one cylinder (1a) provided with at least one admission valve (2) and at least one exhaust valve (3). The pulsating stream of first gas is exhausted from the cylinder (1a) via an exhaust duct (5) fitted with an... Agent: Alston & Bird LLP

20080022981 - Breather structure for internal combustion engine: A breather structure for internal combustion engine, the structure making a breather chamber smaller and thus making an internal combustion engine as a whole smaller. A breather chamber and a small chamber are formed. The breather chamber includes a first side face cover. The first side face cover is joined... Agent: Birch Stewart Kolasch & Birch

20080022983 - Secondary fuel system for diesel engines: An engine system comprising a secondary fuel source for providing a secondary fuel, a metering valve for delivering the secondary fuel at a substantially pre-determined rate, an air intake, and an internal combustion engine. The metering valve comprises a valve body and a selectively-adjustable static valve mechanism. The valve body... Agent: Dunlap Codding & Rogers, P.C.

20080022982 - Variable compression ratio internal combustion engine: The invention is directed to a variable compression ratio internal combustion engine in which the compression ratio of the engine can be varied and multiple types of fuels having different combustion velocities are used. The invention provides a technology for achieving excellent engine performance for respective types of fuels. In... Agent: Oliff & Berridge, PLC

20080022984 - Ignition coil: An ignition coil is inserted into a plughole of an engine. The ignition coil includes a coil case accommodating a primary coil and a secondary coil, and extending to define a cylindrical mount portion on a high voltage side. The mount portion includes a high voltage terminal conductive with the... Agent: Nixon & Vanderhye, PC

20080022985 - Ignition coil and method for manufacturing the same: An ignition coil includes primary and secondary coils. The primary coil includes a primary spool and a primary winding wound on the spool. The primary winding has a second winding layer wound around a first winding layer. The primary spool has first and second overhangs protruding radially outwardly from a... Agent: Nixon & Vanderhye, PC

20080022986 - Method for operating a flex fuel conversion system: A method for operating a flex fuel conversion system for efficiently providing an aftermarket fuel delivery system which allows a vehicle to be operated on gasoline, ethanol or any combination of gasoline and ethanol. The a method for operating a flex fuel conversion system generally includes providing a fuel sensor... Agent: Neustel Law Offices, Ltd.

20080022987 - Device for the operation of an internal combustion engine: Disclosed is an internal combustion engine comprising at least one cylinder and an exhaust manifold in which a catalytic converter, a first exhaust gas probe, and a second exhaust gas probe are disposed. The first exhaust probe is located upstream from the catalytic converter while the second exhaust gas probe... Agent: Siemens Corporation Intellectual Property Department

20080017141 - Air/fuel double pre-mix self-supercharging internal combustion engine with optional freewheeling mechanism: The invention is directed to a novel self-supercharging internal combustion engine with two pairs of three pistons and cylinders. A self-supercharging internal combustion engine comprising: (a) a first piston and cylinder with intake and exhaust valves, the piston being connected to a crankshaft; (b) a second piston and cylinder with... Agent: Oyen, Wiggs, Green & Mutala LLP 480 - The Station

20080017142 - Energy recovery system for an added motion system: A hydraulic circuit is disclosed. The hydraulic circuit includes an actuating mechanism having an engine valve and an engine valve spring, an added motion valve system having a cam system, a valve in fluid communication with the actuator mechanism, and a dump valve and at least one check valve in... Agent: Honigman Miller Schwartz & Cohn LLP

20080017144 - Internal combustion engine comprising a variable valve lift profile system and a method for controlling valve lift profile shifting: A method for an internal combustion engine that reduces the possibility of misfire during transitions between a lower valve lift mode and a higher valve lift mode.... Agent: Ford Global Technologies, LLC

20080017145 - Valve timing control device: A valve timing control device includes a rotational shaft, a rotational torque transmitting member attached to the rotational shaft, a plurality of vanes each attached to the rotational shaft or the rotational torque transmitting device, a plurality of fluid chambers formed between the rotational shaft and the rotational torque transmitting... Agent: Buchanan, Ingersoll & Rooney PC

20080017148 - Fully variable mechanical valve train in an internal combustion engine: A variable mechanical valve train for actuating a valve in an internal combustion engine includes a two-part follower operatively coupled between a cam shaft and a valve, so that the follower: in a fully-activated mode, causes a maximum lift of the valve in response to a rotation of the cam... Agent: Gifford, Krass, Sprinkle,anderson & Citkowski, P.c

20080017149 - Phase angle detection device and internal combustion engine valve timing control apparatus using the same: A phase angle detection device includes a crank-angle detecting element for detecting a rotational position of a crankshaft through a predetermined crank target, a cam target fixedly connected to a camshaft and having a first detecting section whose detected position continuously changes and at least one second detecting section whose... Agent: Foley And Lardner LLP Suite 500

20080017147 - Valve system for internal combustion engine: A variable valve system includes a transmission mechanism T which transmits a valve actuating force to an inlet valve 11 and which varies a maximum lift amount of the inlet valve 11 and biasing members 60. A sub-cam 40 oscillatably supported on a holder 30 driven by a control member... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080017152 - Lock pin retention plug for a two-step rocker arm assembly: A lock pin bore in a two-step rocker arm assembly contains a hydraulically-actuable lock pin. A return spring urges the lock pin toward an unlatched mode. The bore has one or more annular grooves formed near the outer end of the bore. A plug, formed preferably of a soft metal,... Agent: Delphi Technologies, Inc.

20080017153 - Valvetrain switchable lever arm for internal combustion engine using collapsing pivot element at center pivot: Proposed is a switchable valvetrain (1) for an internal combustion engine, having a row of rocker arms (2) which extend in the longitudinal direction of a cylinder head, which rocker arms (2) run via a recess (7) on their upper side (6) on a head (8) of a bearing journal... Agent: Lucas & Mercanti, LLP

20080017154 - Valvetrain switchable lever arm for internal combustion engine using collapsing pivot element at center pivot: Proposed is a switchable valvetrain (1) for an internal combustion engine, having a row of rocker arms (2) which extend in the longitudinal direction of a cylinder head, which rocker arms (2) run via a recess (7) on an upper side (6) on a head (8) of a bearing journal... Agent: Lucas & Mercanti, LLP

20080017136 - Method of controlling combustion in an hcci engine: A method of controlling combustion of an air-fuel charge in a piston engine having at least one combustion chamber comprising, (a) mixing at least one hydrocarbon fluid fuel and no more than about 10,000 ppm of at least one combustion initiating additive to thereby produce a fluid fuel mixture; (b)... Agent: Chevron Corporation

20080017137 - Method of and apparatus for hydrogen enhanced diesel engine performance: A system includes an electrolysis unit capable of producing hydrogen and oxygen gases and interoperably connected to a diesel engine. The amount of amount of hydrogen and oxygen gases produced by the electrolysis unit is proportionally correlated to the stroke type and stroke displacement of the diesel engine. The system... Agent: Winstead PC

20080017138 - Cooling system: The invention relates to a cooling system (1) for a motor vehicle (3), comprising at least one heat exchanger (14, 15), in particular an intercooler, which is traversed by a medium, in particular a coolant that is used to cool a motor (9) and which comprises a heat exchanger air-penetration... Agent: Foley And Lardner LLP Suite 500

20080017139 - Piston spray nozzle: The invention relates to a piston spray nozzle (12, 112) for cooling a piston (10) of a combustion engine by means of a liquid jet (20, 120) that is directed to a cooling chamber (14) of the piston (10). According to the invention, a member (16, 116) that has an... Agent: William Collard Collard & Roe, P.C.

20080017140 - Rotary radial piston machine: A rotary displacement machine with radial pistons, comprising a supporting structure, with a main body and a cover, a centrally mounted distributor, a rotating unit consisting of a rotor provided with a number of radially extending cylindrical chambers, each chamber containing a respective piston mounted for sliding movement in a... Agent: Welsh & Katz, Ltd

20080017143 - Valve timing control apparatus: The valve timing control apparatus comprises a rotor 2 linked to a camshaft 1 of an internal combustion engine; a drive member 30 which is linked to the drive shaft of the internal combustion engine and supports the rotor 2 in a relatively rotational manner; and a hydraulic chamber 35... Agent: Buchanan, Ingersoll & Rooney PC

20080017146 - Valve train for internal combustion engines: The invention relates to a valve train for internal combustion engines, comprising a camshaft and valve actuation elements for one or more valves, the elements being located in the cylinder head. The aim of the invention is to provide a valve train for an internal combustion engine, with which a... Agent: William Collard Collard & Roe, P.C.

20080017150 - Variable valve drive device, engine, and motorcycle: A cam sprocket 211 is driven to rotate by the drive force transmitted from a crankshaft 130 to by turn drive an eccentric plate 250 around an axis running in parallel with the axis of rotation of the cam sprocket 211. The eccentric plate 250 is movable from a position... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20080017151 - Valve driving device for multi-cylinder internal combustion engine: A valve driving device (10), that converts rotational motion outputted from a valve-driving source to linear motion through cam mechanisms (13) provided to respective cylinders (2) and drives valves (3) in respective cylinders through the linear motion, the valve driving device is equipped with electric motors (11, 12) that are... Agent: Oliff & Berridge, PLC

20080017155 - Variable intake system for vehicle: A variable intake system includes an intake manifold having at least one runner, an opening/closing unit for adjusting a length of the runner, an actuator for activating the opening/closing unit, and a vacuum unit defining a vacuum chamber for driving the actuator. The vacuum unit is disposed inside the intake... Agent: Morgan, Lewis & Bockius LLP (sf)

20080017156 - Air-intake device for internal combustion engine having noise reduction mechanism: An air-intake device having a noise reduction mechanism includes a surge tank connected to an intake manifold for introducing intake air into an internal combustion engine, an air duct connected to an upstream end of the surge tank and a resonator connected to the surge tank and the air duct.... Agent: Nixon & Vanderhye, PC

20080017157 - Rotational balance adjusting structure and method for engine: A rotational balance adjustment structure for an engine includes; a damper pulley having an elastic member provided on the outer periphery of a hub and a damper mass provided on the outer periphery of the elastic member; and an engine assembly having an engine body and a plurality of parts... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20080017158 - Engine balancer system: An engine balancer system is provided in which a balancer housing disposed so as to face an oil pan beneath a crankshaft is formed by joining an upper housing and a lower housing via mating faces, and the height of the mating faces is lower on a vehicle front side... Agent: Lahive & Cockfield, LLP

20080017159 - Masking system for the masking of a crank chamber of an internal combustion engine: The invention relates to a masking system (1) for the masking of a crank chamber (2) of an internal combustion engine (3) during a surface treatment of a cylinder running surface (4, 41, 42) of a cylinder bore (5, 51, 52) of a cylinder (6, 61, 62) of the internal... Agent: Townsend And Townsend And Crew, LLP

20080017160 - Engine: an engine includes: a cylinder block; and a piston ring, in which the cylinder block has a cylinder liner portion formed of an aluminum-based composite reinforced by a ceramic containing at least either of a silicon carbide and an alumina, and in which the piston ring is coated with a... Agent: Arent Fox LLP

20080017161 - Valve apparatus for an internal combustion engine: An apparatus includes a cylinder head and a valve member. The cylinder head is configured to be coupled to a cylinder and a gas manifold and has an interior surface defining a valve pocket. The valve member is configured to be disposable within the valve pocket such that the valve... Agent: Cooley Godward Kronish LLP Attn: Patent Group

20080017162 - Surface treated compression ring and method of manufacture: A piston ring is provided having a first axially facing surface and a second axially facing surface. At least one of the first and second axially facing surfaces has a friction reducing surface treatment. The friction reducing surface treatment is preferably formed from tungsten disulfide. Additionally, a method of forming... Agent: General Motors Corporation Legal Staff

20080017163 - Mounting board: An internal combustion engine including an engine block provided with an ear portion arranged to carry an auxiliary device driven by a power take off arranged on a crank shaft mounted in said engine block.... Agent: Novak Druce & Quigg, LLP

20080017164 - Piston-pin bearing lubrication system and method for a two sroke internal combustion engine: An improved lubrication system and method for the normally contacting and abutting piston pin and connecting rod journal bearing surfaces of an internal combustion engine that includes an inertia pump in a connecting rod. The inertia pump reacts to the movement of the connecting rod and conveys a predetermined measure... Agent: Paul K. Godwin Paul K. Godwin, P.C.

20080017165 - High compression spark-ignition engine with throttle control, externally supplied ignition, and direct fuel injection into a precombustion chamber: The invention relates to a spark-ignition engine with a highly structural compression ratio greater than 15:1, throttle regulation, externally supplied ignition and with direct fuel injection into a precombustion chamber, which is connected to the main combustion chamber via an overflow channel. The fuel is injected into the precombustion chamber... Agent: Themis Intellectual Property Counsel

20080017166 - Intake control device and straddle-type vehicle with intake control device: An intake control device for an air intake system includes one or more stationary intake pipes that communicate with one or more intake ports of an engine. One or more movable intake pipes are movable relative to the stationary intake pipes and, in one position, cooperate with the stationary intake... Agent: Knobbe Martens Olson & Bear LLP

20080017167 - Zone based knock reduction systems and methods for belt alternator starter hybrid systems: A knock reduction system for an internal combustion engine is provided. The system includes an engine operating zone selection module that selects a current engine operating zone from a plurality of engine operating zones based on engine speed, air per cylinder, and barometric pressure. A knock detection module generates a... Agent: General Motors Corporation Legal Staff

20080017168 - Engine event-based correction of engine speed fluctuations: Fuel delivery to a combustion engine may be controlled by determining the roughness of current engine operation, comparing the determined roughness with a control roughness to determine if the determined roughness is within a threshold limit of the control roughness, and changing the fuel delivery to the engine in a... Agent: Daimlerchrysler Intellectual Capital Corporation Cims 483-02-19

20080017170 - Fuel supply system for dme engine: A feed pump of a fuel supply system for a DME engine rotates in a normal direction to supply DME fuel in a fuel tank to a high-pressure supply pump through a low-pressure fuel supply passage. The high-pressure supply pump pressurizes the DME fuel and discharges the DME fuel therefrom.... Agent: Morgan & Finnegan, L.L.P.

20080017169 - Injection nozzle for internal combustion machines: Within an injection nozzle for the injection of fuels into the combustion chamber of an internal combustion machine the injection nozzle (5) comprising an axially displaceable valve needle (7), which plunges into a control chamber (12) chargeable with pressurized fuel whose pressure is controllable by a control valve (16) opening... Agent: Fitch, Even, Tabin & Flannery

20080017171 - Approach for reducing injector fouling and thermal degradation for a multi-injector engine system: As one embodiment, a method of operating an engine of a vehicle is provided wherein the engine has a variable engine output. The method comprises during a first engine output, delivering a first fuel to at least a cylinder of the engine via a first injector and directly injecting a... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20080017173 - Fuel injection control system: An apparatus aims at learning a deviation from a reference injection characteristic of a fuel injector provided for a cylinder of an engine having an output shaft. In the apparatus, a detecting unit is configured to detect a minimum interval between temporally adjacent fuel injection periods in the plurality of... Agent: Nixon & Vanderhye, PC

20080017172 - Injector driver and drive method for the same: An injector driver and a drive method therefor wherein a reference current signal is generated that is synchronized to an injector valve signal for causing the injector to inject and that has a current increasing tendency substantially equivalent to an injector current waveform for the case in which a low... Agent: Sughrue Mion, PLLC

20080017174 - Electronic control unit for motor vehicle braking systems: Disclosed is an electronic control unit (14) connected to a hydraulic unit (13), such as in a motor vehicle, by way of a magnetic plug. The electronic control unit includes a zone formed of housing walls (14′) for accommodating several valve coils (12) arranged in the zone. Also included are... Agent: Continental Teves, Inc.

20080017175 - Engine control system: An engine control system includes an EGR device 10 which connects an exhaust passage Ex and an intake passage I and has an EGR valve; an intake throttle valve 41 placed in the intake passage I; and an engine control unit which is provided with an engine operation data calculator... Agent: Jacobson Holman PLLC

20080011248 - System and method for control of a gas: The gas control system removes gas from a borehole by generating and collecting an air stream from the borehole using a blower, collecting the gas contained in the air stream using a fuel collector, removing moisture from the gas using a heated dryer, and transporting the gas from the heated... Agent: Thompson Hine L.L.P. Intellectual Property Group

20080011253 - Variable valve actuating apparatus for internal combustion engine: A variable valve actuating apparatus for an internal combustion engine includes a valve actuating mechanism to vary an actual valve operating characteristic of the engine. A controller sets a target valve operating characteristic in accordance with a crank angle position of the engine before a start of the engine, and... Agent: Foley And Lardner LLP Suite 500

20080011255 - Variable valve timing control apparatus of internal combustion engine: A variable valve timing control apparatus of an internal combustion engine, has a drive rotary member rotated by an engine crankshaft; a driven rotary member fixed to a camshaft that has a cam opening/closing an engine valve, the driven rotary member driven by the drive rotary member; a phase-change mechanism... Agent: Foley And Lardner LLP Suite 500

20080011249 - 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 hydrogen hose, a fumes hose connecting the crankcase... Agent: Averill & Varn

20080011250 - Mixing chamber for a reformer and method for operating same: The invention relates to a reformer mixing chamber comprising a feed for liquid fuel supply by means of a nozzle, a feed for a water vapour supply to the first area of the mixing chamber and a feed for oxidising agent supply to the second area thereof, wherein said second... Agent: K.f. Ross P.C.

20080011251 - Combustion power tool: It is an object of the invention to provide a reliable ignition by a spark plug in a combustion power tool. Representative combustion power tool may comprise a combustion chamber, a gas supply section, a single spark plug, an ignition control device, a cylinder connected to the combustion chamber, a... Agent: Orrick, Herrington & Sutcliffe, LLPIPProsecution Department

20080011254 - Method of controlling variable valve timing system, controller, and motorcycle including controller: A method of controlling a variable valve timing system comprising calculating, by a sliding mode control, a first control amount based on a deviation between a target value and an actually measured value of the position of the displacing member of the variable valve timing system, calculating a second control... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20080011256 - Variable valve timing control: Engine control is provided for an engine having a crankshaft and at least one camshaft with variable valve timing in a rotation transmitting train between the crankshaft and the camshaft. A first value indicative of a cam angle at a home position at a first time is compared to a... Agent: Nixon & Vanderhye, PC

20080011257 - Decompression apparatus and internal combustion engine having the same: A decompression apparatus includes a plunger and a decompression shaft. The plunger is provided in a plunger hole formed in a cam shaft which is configured to move an engine valve of an internal combustion engine. The plunger is movable in the plunger hole between a decompression position in which... Agent: Ditthavong Mori & Steiner, P.C.

20080011252 - Rail used as a torsional stop for the valve train of an internal combustion engine, and roller tappet arrangement: A rail used as a torsional stop for the valve train of an internal combustion engine is disclosed. The rail includes spaces (10) which are arranged in a row spaced apart at a distance from one another within the rail (8) and accommodate inserted valve lifters provided as roller tappets... Agent: Volpe And Koenig, P.C.

20080011258 - Fluid distribution manifold: An intake manifold (1) is disclosed suitable for use with an internal combustion engine. The manifold (1) comprises a set of runners (1,2,3,4), a conical-shaped chamber (7) and a conical-shaped distribution body (8) affixed concentrically within the chamber (7). The chamber (7) has one end (9) affixed to an air... Agent: Defillo & Associates, Inc.

20080011259 - Air intake device for an internal combustion engine: An air intake device for an internal combustion engine formed of at least two plastic component parts assembled to form a combustion air flow channel. The plastic component parts have communicating weld surfaces lying radially outside the flow channel, along which the plastic component parts are joined to each other... Agent: Crowell & Moring LLP Intellectual Property Group

20080011260 - Engine balancer system: An engine balancer system is provided in which a balancer housing disposed so as to face an oil pan beneath a crankshaft is formed by joining an upper housing and a lower housing via mating faces, and the height of the mating faces is lower on a vehicle front side... Agent: Lahive & Cockfield, LLP

20080011261 - Air intake porting for a two stroke engine: A two stroke engine of a particular configuration can have its power output increased by running bigger pistons and using ports in the piston skirt through which to conduct compressed air within the skirt through short passages in the cylinder housing that conduct the air from within the skirt to... Agent: Fletcher Yoder (cameron International Corporation)

20080011262 - Composite piston for an internal combustion engine: The invention relates to an assembled piston (1) for an internal combustion engine, said piston consisting of an upper part (4) and a lower part (5) that are interconnected by means of an internal hexagon screw (6) consisting of an upper half (37) and lower half (38). The upper half... Agent: William Collard Collard & Roe, P.C.

20080011264 - Oil return structure for internal combustion engine: An oil pan is provided below a crankcase of an engine. The oil pan has an oil reservoir in its upper case. An oil discharge pipe is located within the oil reservoir, the oil discharge pipe extending from an oil separator of a PCV system. The oil reservoir protrudes inward... Agent: Oliff & Berridge, PLC

20080011263 - Oil supply device: An oil supply device for a motor vehicle transmission (2) with gear wheels provided on shafts, with bearings in which gearwheels and shafts are pivoted, and with synchronization devices (10), which can be moved into the desired shifting positions by actuation of a shifting lever via selector shafts and shifting... Agent: Davis Bujold & Daniels, P.l.l.c.

20080011265 - Crankshaft assembly with coated crank pin: The invention provides a motorcycle having a frame, an engine coupled to the frame, and a crankshaft assembly. The crankshaft assembly includes a first flywheel half having an aperture, a crank pin including a first end portion, a second end portion opposite the first end portion, and a bearing surface... Agent: Michael Best & Friedrich LLP

20080011266 - Device for transmitting a torque and method for producing a device for transmitting a torque: e

20080011267 - Rotary piston engine: An internal combustion engine including a working chamber assembly housing, intake and exhaust ports, a pair of piston assemblies each of which assemblies includes at least one pair of diametrically opposed pistons within the working chamber assembly housing rotatable about a rotational axis of said piston assemblies, means for interconnecting... Agent: Masami Sakita

20080011268 - Intake valve for a combustion engine: An air intake valve for use in an internal combustion engine having at least one combustion chamber, including a valve stem having a valve stem surface and a valve body having a top valve body surface with at least a portion of one or more of the valve stem surface... Agent: Hedman & Costigan P.C.

20080011269 - Throttle control apparatus: A throttle control apparatus has a torsional coil spring that is associated with the throttle body and the rotator to bias throttle valve to a predetermined intermediate angle between a full open angle and a full close angle. An actuator rotates the rotator against a biasing force of the torsional... Agent: Nixon & Vanderhye, PC

20080011270 - Internal combustion engine controlling apparatus and automotive vehicle incorporating the same: An internal combustion engine controlling apparatus controls an internal combustion engine of an automotive vehicle, and includes a sensor arranged to detect a state quantity concerning an automotive vehicle, and a signal abnormality detection device arranged to detect an abnormality in a state quantity signal which is output from the... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20080011271 - Method for operating an internal combustion engine: An internal combustion engine includes a cylinder (2) wherein a combustion chamber (5) is formed. The engine also includes devices for metering fuel and combustion air as well as an ignition device for igniting the mixture in the combustion chamber (5). A method for operating the internal combustion engine provides... Agent: Walter Ottesen

20080011272 - Apparatus and method for ignition timing for small gasoline engine: An apparatus and method for use with an internal combusting engine that accurately control ignition timing. Reference signals are created which are used to determine both the mean engine speed as well as irregular speed. Control logic uses this engine information to accurately predict the future rotational position of the... Agent: Nelson Mullins Riley & Scarborough, LLP

20080011273 - Adaptation method for optimized combustion of a fuel quantity injected into a cylinder of an internal combustion engine: In an adaptation method of an internal combustion engine for optimized combustion, the actually supplied cylinder-specific air masses are determined by determining the change in speed of the internal combustion engine within a thrust phase and by assigning these changes in speed to the cylinder-specific compression phases 20. This enables... Agent: Baker Botts L.L.P. Patent Department

20080011274 - Fuel injector with dual piezo-electric actuator: A fuel injector 10 for a Diesel engine has a plunger 12 and two control valves 20 and 30 for controlling the injection of fuel from the main supply cavity to the discharge port 52. Each control valve 20 and 30 are actuated through piezo-electric stacks 34 and 74 connected... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20080011275 - Arrangement for controlling an internal combustion engine: In an arrangement for controlling an internal combustion engine, comprising an electronic engine control unit, an injector with an injection needle for controlling the injecting of fuel into a combustion chamber of the engine and a connecting line extending between the electronic engine control unit and the injector for the... Agent: Klaus J. Bach & Associates Patents And Trademarks

20080011276 - Fuel supply device having shielded in-tank fuel pump for use in automotive vehicle: A fuel supply device mounted on an automotive vehicle includes a fuel pump and a sub-tank containing the fuel pump therein. The sub-tank and the fuel pump are submerged in fuel contained in a fuel tank. Operation of the fuel pump is controlled in a switching manner thereby to supply... Agent: Posz Law Group, PLC

20080011277 - Interface weld seal for low permeation flange of a fuel supply unit: A flange structure (10′) for a fuel supply unit of a vehicle includes at least one electrically conductive fuel port (16′) having first and second ends (22, 24). A plastic flange (20′) is overmolded on at least a portion of the fuel port between the first and second ends. The... Agent: Siemens Corporation Intellectual Property Department

20080011278 - Control of supercharged engine: There is provided a method of controlling an engine system. The engine system comprises an internal combustion engine, a supercharging system having at least one supercharger to boost intake air to the internal combustion engine, a turbine, and a motor. The turbine receives an exhaust gas flow from an exhaust... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20080011279 - Spark ignition type multi-cylinder engine: An engine has an intake device such that intake air passed through an entrance passage having a throttle valve is distributed to an intake passage of each cylinder. The engine has an EGR device such that exhaust gas is led to an intake system via an EGR valve to improve... Agent: Knobbe Martens Olson & Bear LLP

20080011280 - Engine cylinder head cover with integral breather apparatus, and engine incorporating same: A breather apparatus for an internal combustion engine which, when casting a cylinder head cover, can improve the fluidity of molten metal and promote gas-liquid separation through effective use of an entire breather chamber. A breather apparatus for an internal combustion engine has a cylinder head cover in which a... Agent: Carrier Blackman And Associates

20080011281 - Ignition device for an internal combustion engine: wherein said control device is provided to interrupt or reduce the voltage impressed on the primary side of the ignition coil when a magnitude of a magnetic induction B on the primary side of the ignition coil is greater than a predeterminable maximum value.... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080011282 - Air-fuel ratio control apparatus for internal combustion engine: A common fuel injection amount is calculated for the cylinders of a first cylinder group, which performs a rich burn process, and the cylinders of a second cylinder group, which performs a lean burn process. The calculated fuel injection amount is corrected with an air-fuel ratio learning value that is... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080006228 - Liebe revolutionary engine: An engine that has expandable cylinders receives its pressure from a steam boiler or any other expanding, external gases, and/or liquid devices. The motor or pump is made of, encased, reciprocating spheres and toroidal cavities that are located in the outer wheels allowing said balls to cam in and out,... Agent: Forest Frank Liebe

20080006229 - Oil/coolant module with coolant treatment system: The invention relates to an oil/coolant module for a combustion engine, with an oil filter, an oil/water heat exchanger and a coolant pump called a water pump, whereby a coolant treatment system is provided that has a so-called water filter and which contains treatment additives that automatically enter the coolant... Agent: Greenblum & Bernstein, P.L.C

20080006230 - Internal combustion engine variable compression ratio system: In an internal combustion engine variable compression ratio system, a compression ratio of an internal combustion engine is changed over between a high compression ratio and a low compression ratio with a changeover threshold value corresponding to a predetermined operational condition of the internal combustion engine being a boundary. When... Agent: Birch Stewart Kolasch & Birch

20080006231 - Variable valve actuation and engine braking: Systems and methods of actuating two engine valves associated with a common engine cylinder using one or more lost motion systems and one or more control valves are disclosed. The control valves are capable of selectively trapping hydraulic fluid in the lost motion systems for auxiliary engine valve actuations and... Agent: Kelley Drye & Warren LLP

20080006232 - Apparatus and method for coupling and decoupling actuating elements of a valve drive of an internal combustion engine: In a method and apparatus for coupling or decoupling two actuating elements of a valve drive of an internal combustion engine for operating a gas exchange valve, comprising a locking element movable between two end positions for coupling the actuating elements, an electromagnet for actuating the movable locking element, a... Agent: Klaus J. Bach & Associates Patents And Trademarks

20080006233 - Tappet assembly: In one aspect, the present disclosure is directed to a tappet assembly for a machine. The assembly may include a tappet body, a pin fixedly mounted in the tappet body, and a substantially cylindrical roller mounted about the pin. The roller may have a substantially cylindrical outer surface with a... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080006234 - Fastening structure for a cylinder block: A bulkhead is provided with a bulkhead through-hole penetrating the bulkhead and a screw hole extending from a lower part of the bulkhead toward the bulkhead through-hole so as to communicate with the bulkhead through-hole. An internal thread portion is formed along the inner peripheral surface of the screw hole.... Agent: Morgan & Finnegan, L.L.P.

20080006236 - Control system for engine with auxiliary device and related engine control method: An engine control method and related engine control method are disclosed for an engine with an auxiliary device of a vehicle wherein auxiliary device control means controls a drive torque of the auxiliary device, engine control means executes an engine torque control to vary the output torque of the engine,... Agent: Nixon & Vanderhye, PC

20080006235 - Apparatus and method for accurate detection of locomotive fuel injection pump solenoid closure: The invention relates to a system and method for detecting a closing of a solenoid. The system includes a capacitive charge circuit electrically coupled to the solenoid. The capacitive charge circuit conditions the current flow through the solenoid to increase the current in response to the closing of the solenoid.... Agent: Senniger Powers (gets)

20080006237 - Rotary cylindrical power device: This invention is a cylindrical rotary power device, usable as and convertible to a rotary internal combustion engine, pump, and/or compressor. The device incorporates an ingenious design and composition utilizing bilateral symmetry to minimize power losses and maximize efficiency. It operates with a minimum of moving parts which can be... Agent: Michael A. Shippey, Ph. D.

20080006238 - Spark ignition and fuel injector system for an internal combustion engine: An improved spark ignition system for an internal combustion engine that includes a pair of electrodes disposed to extend from opposite sides and into a combustion chamber to form a spark gap between them that is central to the combustion chamber. Each electrode is integral with a conductive fuel delivery... Agent: Paul K. Godwin Paul K. Godwin, P.C.

20080006239 - Four-cycle internal combustion engine and vehicle: A four-cycle internal combustion engine with a valve system having improved durability in the case of high revolution speed. The engine includes a cylinder head having a port, and a valve having a stem part continuous with a fillet part for opening or closing the port. A valve spring including... Agent: Hogan & Hartson L.L.P.

20080006240 - Manually guided implement: A manually guided implement having a motor unit and a tool unit driven by the motor unit. The motor unit includes an internal combustion engine having a carburetor, and a butterfly valve. A throttle acts upon the butterfly valve via a transfer mechanism. A speed regulator is provided for the... Agent: Robert W. Becker & Associates

20080006241 - Throttle valve device: A butterfly valve device (1), particularly an electrically actuated butterfly valve device (1) e.g. for use in an intake manifold of an internal combustion engine is designed in such a way that the effort required for assembling the intake manifold can be reduced while the requirements regarding dimensional tolerances and... Agent: Baker Botts L.L.P. Patent Department

20080006242 - Ignition control system: A device for ignition control in a cylinder of an internal combustion engine includes an ignition coil which has a connected primary winding and a secondary winding, which is connected to a spark plug. The device also includes an ignition control unit, which connects the primary winding by way of... Agent: Crowell & Moring LLP Intellectual Property Group

20080006243 - Fuel injection system designed to enhance uniformity of size of atomized particles of fuel: A fuel injection system for an internal combustion engine is provided which includes a fuel injector equipped with an actuator and a nozzle needle. The actuator works to lift the nozzle needle to inject fuel into an internal combustion engine. A controller controls an operation of the actuator to change... Agent: Nixon & Vanderhye, PC

20080006244 - Fuel injection controller for engine: A fuel injection controller calculates a difference between a rotation speed fluctuation amount of an engine in the case where an injection for learning is performed and the rotation speed fluctuation amount in the case where the injection for the learning is not performed as a rotation speed increase amount.... Agent: Nixon & Vanderhye, PC

20080006245 - Controller and control method for an engine control unit: The invention provides a controller for determining the presence of faults within a fuel injection system of an engine system. The engine system comprises a first injector and at least one further injector, each injector comprising a needle control valve and a pressure control valve. The controller comprises: inputs for... Agent: Delphi Technologies, Inc.

20080006246 - Drive circuit for an injector arrangement and a diagnostic method: The invention relates to a drive circuit for an injector arrangement comprising a first fuel injector in parallel with a capacitive component. The drive circuit comprises: a selector means (SQ1, SQ2) and diagnostic means. The selector means (SQ1, SQ2) is operable to select the first fuel injector and/or the capacitive... Agent: Delphi Technologies, Inc.

20080006247 - Fuel supply apparatus for internal combustion engine: A fuel supply apparatus for an internal combustion engine is disclosed. The fuel supply apparatus includes a fuel pump driven by the engine, a pressure accumulating device for retaining the fuel pressurized by the fuel pump, a relief device which opens when a fuel pressure in the pressure accumulating device... Agent: Lahive & Cockfield, LLP

20080006248 - Air control module: An air control module comprises a canister purge valve, a vapor blocking valve, a canister vent valve and a housing, wherein at least a portion of the canister purge valve, the vapor blocking valve, and the canister vent valve are disposed within the housing. The housing may optionally include three... Agent: Grossman, Tucker, Perreault & Pfleger, PLLC

20080006249 - Electronic pre-combustion treatment device: A device and method designed to use mini electrical storms to produce nitrogen oxide from air in an intake system to be mixed with a combustible fluid in the combustion chamber of an internal combustion engine. The device is designed to treat the air to produce nitrogen oxide to be... Agent: Jose M Cruz Erano M Evangelista

20080006250 - Separator systems: A separator system has a plurality of separator stages (11, 12, 13) and operates to remove particulates from air, particularly in the inlet to an engine. Each stage includes a plurality of side-by-side inertial separators (26) through which the air flows and by which particulates are removed. Each stage (11,... Agent: Leydig Voit & Mayer, Ltd

20080006251 - Internal combustion engine including a gas pressure container assigned to the cylinders, and method for operating the engine: In an internal combustion engine having cylinders connected by means of controllable brake valves to a common gas pressure container which is in communication, by way of an outflow line with an outflow valve, with the exhaust strand of the internal combustion engine, an inlet gas pressure container is connected... Agent: Klaus J. Bach

20080006252 - Method for operating an internal combustion engine using different fuel types: This description relates to a method for operating an internal combustion engine which is designed and suitable for use with at least two different fuel types. The fuel type is determined by an engine controller and adaptation of engine operating parameters is made in response to the fuel type.... Agent: Ford Global Technologies, LLC

20080006253 - Electronic high frequency plasma catalyzer: The catalyzer is applicable in the ignition of gasoline engines of transportation vehicles, generators, stand alone and stationary machines and others. Its advantage is that it has a higher quality of the ignition and an increased efficiency. The first version of the electronic high frequency plasma catalyzer by standard ignition... Agent: Marshall, Gerstein & Borun LLP

20080006254 - Ignition apparatus for internal combustion engine: An ignition apparatus for an internal combustion engine can eliminate connecting leads for electrically connecting between an igniter and a connector can be eliminated or shortened. In the ignition apparatus, individual terminals (14a, 14b, 15a, 15b) in the form of connector side terminals of an igniter (9) are directly connected... Agent: Sughrue Mion, PLLC

20080006255 - Coil-on-plug ignition terminal: The invention in one form is directed to an ignition terminal for coupling an internal combustion engine coil-on-plug ignition coil assembly with a spark plug. The ignition terminal includes an electrical conductor defining a bore therethrough and includes a first end. The first end includes an overlapped member and an... Agent: Taylor & Aust, P.C.

20080006256 - Output circuit for an on-vehicle electronic device: In an engine ignition system, an igniter for an ignition coil is connected to an ECU through a signal wire. The signal wire is grounded via the collector and the emitter of a bipolar transistor of an output circuit of the igniter. A constant current source outputs a current to... Agent: Nixon & Vanderhye, PC