Internal-combustion engines inventions 07/08

20080178825 - System and method for cooling a power source enclosure: A system for cooling a power source enclosure may include a power source enclosure configured to substantially enclose a power source, and a cooling package, including an airflow provider, located separately from the power source enclosure. The system may further include a conduit configured to provide a fluid connection between... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080178847 - Free swinging piston heat machine: The invention relates to positive-displacement free-piston heat machines with variable working chambers, which could be applied as an internal or external combustion engine, compressor, pump. The machine comprises two analogous assemblies of pistons, each consisting of two or more vanes having form of symmetrical star and attached to the hub.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080178857 - Drive device mounted in vehicle body which includes variable compression ratio internal combustion engine: A drive device includes a variable compression ratio internal combustion engine that moves a cylinder block relative to crankcase in a cylinder axis direction, and a transmission device. A chain case is made up of a crankcase-side chain case fixed to the crankcase, and a cylinder block-side chain case fixed... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080178826 - Engine valve control system and method: A method of operating an engine including at least a cylinder and a valve controlled by an electric valve actuator, said actuator including at least a coil and an armature moveable thereto, said armature coupled to said valve, the method comprising of moving the armature toward the coil by varying... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20080178827 - Engine valve control system and method: A method of operating an engine having at least one cylinder, said cylinder including at least one electric valve actuator, said actuator including at least a coil and an armature moveable thereto, the method comprising during a non-firing state of the cylinder: holding the armature of the actuator at a... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20080178828 - Single hydraulic circuit module for dual lift of multiple engine valves: A single hydraulic circuit module is provided for controlling valve lift at multiple cylinders in an engine. The single module includes a housing that at least partially forms a supply passage and a control passage. The supply passage is in fluid communication with the fluid supply and the control passage... Agent: General Motors Corporation Legal Staff

20080178829 - Cylinder head for an overhead-cam internal combustion engine, engine incorporating same, and vehicle incorporating the engine: In an internal combustion engine, a lubricated camshaft assembly is in a cam chamber formed between a cylinder head and a cylinder head cover. The cylinder head includes outer bolt-receiving holes in which selected head bolts are inserted, and which are outside of the cam chamber. An oil discharge passage... Agent: Carrier Blackman And Associates

20080178830 - Motor oil heating system, product and method: A motor oil heating system for a vehicle comprising one or more solar panels comprised of one or more photovoltaic cells; one or more heaters thermally coupled to the motor oil, wherein the solar panels are electrically coupled to the heaters and power the heaters based on a voltage generated... Agent: Matlock Law Group

20080178831 - Resin intake manifold: Upper and lower split components include upper and lower concave parts, respectively, forming the inner periphery of an intake pipe. An internal pipe is placed between the upper and lower concave parts. The upper concave part is formed a distance away from the outer periphery of the internal pipe. The... Agent: Roberts Mlotkowski Safran & Cole, P.C.

20080178832 - Camshaft support and crankcase air vent for an engine: A cam support plate and an air venting cover plate for an internal combustion engine are provided along with a gasket to seal the oil passages between the cam support plate and the cam chest. The cam support plate provides a rigid, generally non flexing support for mounting one or... Agent: Bourque & Associates Intellectual Property Attorneys, P.A.

20080178834 - Engine unit and straddle-type vehicle provided with the same: An engine unit for a motorcycle that efficiently supplies lubricating oil to a clutch mechanism includes a connecting rod connected to a crank shaft, an oil pump, a clutch shaft having a clutch shaft body and a centrifugal type clutch, and a reduction mechanism having a reduction shaft in parallel... Agent: Hogan & Hartson L.L.P.

20080178833 - Systems and methods for preventing oil migration: Systems and methods are provided for preventing oil migration in an engine lubrication system. The system includes a gearbox, a shaft disposed at least partially in the gearbox, an oil reservoir in flow communication with the gearbox, an oil supply pump in flow communication with the oil reservoir and coupled... Agent: Honeywell International Inc.

20080178835 - Ice and flywheel power plant: A reciprocating internal combustion engine has an engine block (100) with at least one pair of coaxially aligned cylinders (30L and 30R) in which a dual-headed piston body reciprocates. Two rack gears (27 and 28) are mounted within a central frame structure (40) of the piston body and mesh with... Agent: Louis Ventre, Jr

20080178836 - Method of operating an internal combustion engine: A method of operating an internal combustion engine having a combustion chamber with a piston and a spark plug, comprising during a first mode, bringing the temperature of the combustion chamber to auto-ignition temperature by adjusting engine operating conditions and producing auto-ignition in said combustion chamber without requiring spark from... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20080178837 - Control device for vehicle having cooperative control function: A control device for a vehicle for cooperatively controlling the engagement of a lock-up clutch and the conditions of fuel cut. When the rotational speed of an input shaft of a transmission becomes greater than a predetermined value during deceleration running in the condition where a throttle valve is fully... Agent: Arent Fox LLP

20080178838 - Vehicle, controller and control method therefor, and abnormality detection system for idle speed control device and abnormality determining method for idle speed control device: A vehicle speed sensor detects a rotational speed of a rear wheel. A throttle valve is positioned downstream of an intake pipe. An idle speed control device controls the amount of air flowing through the intake pipe to perform an idle speed control. An electronic control unit (ECU) detects an... Agent: Hogan & Hartson L.L.P.

20080178839 - Idling engine speed control system for a vehicle and vehicle equipped with idling engine speed control system: An idling engine speed control system for a vehicle comprises a valve which is provided within an air-intake passage connected to an engine mounted in the vehicle and is configured to substantially open and close the air-intake passage, a drive device configured to open and close the valve, an opening... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20080178840 - Electronic control throttle system for a vehicle and vehicle equipped therewith: An electronic control throttle system for a vehicle, comprising a hand-operated-shaft-side driven member configured to operate in association with rotation of a hand-operated shaft, the hand-operated-shaft-side driven member having a supported portion; a throttle-shaft-side driven member which is provided to operate in association with rotation of a throttle shaft, the... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20080178841 - Ignition module for use with a light-duty internal combustion engine: A capacitive discharge ignition (CDI) system that can be used with a variety of light-duty internal combustion engines, including those typically employed by lawn, garden, and other outdoor equipment. According to one embodiment, the CDI system includes an ignition module having a first switching device that shorts a charge coil... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20080178842 - Intake air over-restriction monitoring: A method of monitoring air flow restriction in an air intake of an internal combustion engine includes monitoring a plurality of manifold absolute pressure (MAP) samples and determining respective MAP thresholds corresponding to each of the MAP samples. Each of the MAP samples is compared to its respective MAP threshold.... Agent: General Motors Corporation Legal Staff

20080178843 - Combustion balancing in a homogeneous charge compression ignition engine: A multi cylinder homogeneous charge compression ignition engine includes actuators and an engine controller configured to reduce variations in combustion phasing and/or combustion energy release among the different engine cylinders. By sensing both the phasing and magnitude of the combustion energy release, the engine controller generates control signals to combustion... Agent: Caterpillar C/o Liell, Mcneil & Harper

20080178844 - Method for operating an internal combustion engine: In a method for operating an internal combustion engine, wherein the internal combustion engine has a cylinder in which a combustion chamber is provided that is delimited by a reciprocating piston guided in the cylinder, wherein the piston is connected by a connecting rod to a crankshaft and wherein the... Agent: Gudrun E. Huckett Draudt

20080178845 - Fuel injection pump: A fuel injection pump includes a pump housing, which has a cam chamber accommodating an eccentric cam of a camshaft, a plunger pump portion, which includes a plunger driven by the eccentric cam, and a feed pump driven by the camshaft for supplying fuel to the plunger pump portion. The... Agent: Nixon & Vanderhye, PC

20080178846 - Engine for a vehicle and vehicle equipped with an engine: An engine for a vehicle, which is configured to enable a combustion stroke to occur in a plurality of cylinders substantially simultaneously, comprises a fuel pipe coupled to a fuel supply source for storing a fuel, a plurality of fuel injectors which are attached to the fuel pipe to respectively... Agent: Alleman Hall Mccoy Russell & Tuttle LLP

20080178848 - High load operation in a homogeneous charge compression ignition engine: A homogeneous charge compression ignition engine is set up by first identifying combinations of compression ratio and exhaust gas percentages for each speed and load across the engines operating range. These identified ratios and exhaust gas percentages can then be converted into geometric compression ratio controller settings and exhaust gas... Agent: Caterpillar C/o Liell, Mcneil & Harper

20080178849 - Fuel pressure control: A method of relieving hot soak pressure in a fuel rail of a fuel injected internal combustion engine includes pressurizing fuel with a fuel pump when the engine is operating, and conveying the pressurized fuel through a check valve that prevents backflow of fuel from the fuel rail toward the... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20080178850 - Fuel system with drain unit: A fuel system for a carburetor that supports operation of an engine includes a body with a bore, a fuel source communicated with the bore and from which fuel is supplied to the bore for delivery to the engine, a drain unit and a control. The drain unit is communicated... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20080178851 - Fuel-vapor discharge structure in a fuel tank for engine apparatus: A fuel tank has a fuel-vapor discharge structure in which the piping connecting to external equipment is not obtrusive. The fuel-vapor discharge structure allows the passage of fuel vapor between an upper space in the fuel tank and an induction system. The communication passage can be formed by a communication... Agent: Knobbe Martens Olson & Bear LLP

20080178852 - Purge flow control to reduce air/fuel ratio imbalance: A fuel control system that regulates a purge flow from a fueling system to an engine includes a sensor that monitors an engine speed and a first module that determines a PWM frequency of a purge valve based on the engine speed. The PWM frequency includes a first period that... Agent: General Motors Corporation Legal Staff

20080178853 - Exhaust gas recirculation system: The present invention prevents an EGR sensor installed in an engine's EGR path from being soiled by soiling substances in exhaust. A catalyst is positioned upstream of the EGR sensor to purify the soiling substances in EGR gas. The status of the EGR sensor is properly controlled in accordance with... Agent: Crowell & Moring LLP Intellectual Property Group

20080178854 - Device for enhancing fuel efficiency of internal combustion engines: An air/fuel flow structure for enhancing the fuel efficiency of an internal combustion engine includes a generally conical-shaped flow path useable in the engine. One or more tab and one or more notch are formed in the conical path to alter one or more characteristics, such as pressure and velocity,... Agent: Dla Piper US LLP

20080178855 - Twin ignition system: A twin ignition system for automotive vehicles and the like is disclosed and claimed. Ignition system #1 comprises a known ignition system which allows electrical access to the engine starter, and allows full function of all facilities with which the vehicle is equipped. Ignition system #2 has its own subsystems... Agent: Holland & Knight LLP Attn: Stefan V. Stein/IPDept.

20080178856 - Oxygen sensor heater control methods and systems: A control system for an oxygen sensor heater is provided. The control system includes a passive heater control module that generates a heater control signal at a first duty cycle and measures a resistance of the oxygen sensor heater. An exhaust gas temperature mapping module maps the resistance to an... Agent: General Motors Corporation Legal Staff

20080173262 - Cooling circuit of internal combustion engine: An two-stroke internal combustion engine includes a cooling circuit having at least one passageway on the exhaust side of the engine for cooling the exhaust side of the engine and at least one passageway on the intake side of the engine for cooling at least a portion of the intake... Agent: Osler, Hoskin & Harcourt LLP (brp)

20080173281 - Internal combustion engine with a variable compression ratio: In an internal combustion engine including a housing with cylinders arranged in the housing, a crankshaft, and pistons moveably disposed in the cylinders and operatively connected to the crankshaft, and a device for changing the compression ratio of the cylinders of the internal combustion engine, the device comprises an adjusting... Agent: Klaus J. Bach

20080173286 - Internal combustion engine with cylinder and piston having a dual-combustion stroke: Internal combustion engines having -V- and -L-configurations. There are first and second piston systems, each including: an engine block; a cylinder through the engine block; a piston within the cylinder, the piston with piston rings, including a cavity therein the underside; a stump member disposed within the cylinder and sized... Agent: Advantia Law Group

20080173287 - Mounting plate for internal combustion engine: An internal combustion engine is disclosed. The internal combustion engine includes a crankcase and a mounting plate or base plate connected to the bottom portion of the crankcase. The base plate includes a plurality of engine mountings integrally formed with the base plate for securing the engine to a chassis.... Agent: Osler, Hoskin & Harcourt LLP (brp)

20080173264 - Drive piston assembly for a valve actuator assembly: A drive piston assembly is provided that is operable to selectively open a poppet valve. The drive piston assembly includes a cartridge defining a generally stepped bore. A drive piston is movable within the generally stepped bore and a boost sleeve is coaxially disposed with respect to the drive piston.... Agent: General Motors Corporation Legal Staff

20080173265 - Increased hcci operation window: The present invention relates to an internal combustion engine for motor vehicles. The engine can be operated in homogeneous charge compression ignition (HCCI) combustion mode and in conventional spark ignited (SI) combustion mode. For increasing volumetric efficiency and charge temperature during homogeneous charge compression ignition combustion operation timing, duration and... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20080173266 - Variable valve drive system for engine: A valve drive device for an engine include a valve for opening or closing an opening of a port to a combustion chamber, a valve drive member for opening or closing the valve and a drive shaft for driving the valve drive member. The device also includes a variable valve... Agent: Knobbe Martens Olson & Bear LLP

20080173267 - Valve timing control apparatus: A valve timing control apparatus controls a valve timing of intake/exhaust valve of an engine. The apparatus includes a housing rotated with a driving shaft. The housing has a chamber house accommodating a vane rotor rotative with a driven shaft to retard and advance sides relative to the housing by... Agent: Nixon & Vanderhye, Pc

20080173263 - Valve train for internal combustion engine: A valve train includes a primary rocker arm 50 oscillating about a primary oscillating center line L4 in response to the rotation of an inlet cam 21, a secondary rocker arm 60 oscillating about a secondary oscillating center line L5 so as to transmit a valve drive force via the... Agent: Arent Fox LLP

20080173268 - Hydraulic-pressure actuated locking mechanism and method: A mechanism and method is provided for preventing instantaneous unlatching of a driving and a driven member upon an accidental drop in the hydraulic-holding pressure. One embodiment of the mechanism includes a housing having an inlet port connectable to a substantially sustained high pressure fluid source; and a configured locking... Agent: General Motors Corporation Legal Staff

20080173269 - Friction spring for leak detection poppet: A pressure management apparatus including a housing (30) defining a fluid communication passage between first and second fluid ports (46, 48). A poppet (40) is disposed in the housing and is movable between first and second positions. The first position prevents fluid communication between the first and second fluid ports,... Agent: Siemens Corporation Intellectual Property Department

20080173270 - Fuel injection device including plasma-inducing electrode arrays: A plasma assisted combustion device includes a body formed of a dielectric material that defines a conical-shaped plasma chamber. A ground electrode is positioned in the plasma chamber. A hot electrode is energized with a high voltage that strikes a plasma discharge in a gap between the ground electrode and... Agent: Rauschenbach Patent Law Group, Llc

20080173271 - Adjustable helmholtz resonator: An adjustable Helmholtz resonator assembly is provided having an active state and an inactive state. In the active state the Helmholtz resonator assembly is operable to attenuate pressure pulsations within air passing therethrough. In the inactive state the Helmholtz resonator assembly does not attenuate pressure pulsations within air passing therethrough.... Agent: General Motors Corporation Legal Staff

20080173272 - Recoil starter: According to an aspect of the present invention, there is provided a recoil starter including: a case includes a support shaft formed thereon; a rope reel rotatably disposed on the support shaft; a recoil rope wound on the rope reel; a recoil spring that rotationally energizes the rope reel; a... Agent: Nixon & Vanderhye, Pc

20080173273 - Cam cover: Cam covers including a shell of the plastic material reinforced with a support structure and one or more end caps and methods for making cam covers incorporating a plastic shell and a metal or plastic support structure and one or more end caps are described herein.... Agent: Lanxess Corporation

20080173275 - Engine: A tensioner for applying tension to a balancer drive chain is mounted in a balancer housing which accommodates balancer shafts. Oil is supplied from a reservoir chamber to the tensioner. An oil jet member for lubricating the balancer drive chain is mounted at a position downstream in an oil flow... Agent: Lahive & Cockfield, LLP

20080173274 - Pump drive structure of water-cooled internal combustion engine: To provide a pump drive structure for a water-cooled internal combustion engine in which the number of revolving shafts arranged in parallel in an internal combustion engine is reduced and a power transmission mechanism is eliminated. Thus, the internal combustion engine is downsized. The pump drive structure of a water-cooled... Agent: Birch Stewart Kolasch & Birch

20080173276 - Integrated engine air particle filter assembly: An engine air particle filter system configured to selectively receive one of at least a first tray which supports a first filter media and a second tray which supports a second filter media different than the first media.... Agent: Carlson, Gaskey & Olds, P.c.

20080173277 - Quick restart hcci internal combustion engine: The invention relates to an internal combustion engine operable in homogeneous charge compression ignition (HCCI) combustion mode and in conventional spark ignited combustion mode and a method for restart of HCCI combustion therein. Whilst cranking the exhaust valve is arranged to be closed before top dead center (TDC) during an... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20080173278 - Gasoline engine system using variable direct ethanol injection and engine shutdown: Fuel management system for operation of a spark ignition gasoline engine. The system includes a gasoline engine powering the vehicle and a source of gasoline for introduction into the engine. A source of an anti-knock fuel such as ethanol is provided. An injector directly injects the anti-knock fuel into a... Agent: Choate, Hall & Stewart LLP

20080173279 - Pressure balanced bearing: A method of pressure balancing across a bearing adjacent to a pressure differential is described. The method primarily includes providing a bypass port around the bearing for allowing a fluid flow from a first pressure side to a second pressure side. A throttle body for an engine is also described.... Agent: Warn, Hoffmann, Miller & Ozga, P.c.

20080173280 - Constant-speed multi-pressure fuel injection system for improved dynamic range in internal combustion engine: A fuel injection system operates under a predetermined substantially constant pump speed and creates multi-pressure levels by diverting the fuel flow. Fuel pressure can be switched from one steady pressure level to another level on-demand instantly. This superimposes and overlaps typical fuel injection events in the linear operating ranges under... Agent: Dann, Dorfman, Herrell & Skillman

20080173282 - Low pressure jet by-pass system for fuel pump: By-pass structure (45) is connected between a high pressure portion of a fuel pump (16) and an inlet of a jet nozzle (24) of a jet assembly (18) of a fuel delivery module (10) of a vehicle. The by-pass structure is constructed and arranged such that under certain conditions when... Agent: Siemens Corporation Intellectual Property Department

20080173283 - Conical shaped fuel storage tank: A fuel cell powered vehicle is disclosed having a fuel tank, wherein the fuel tank is disposed on an undercarriage of the vehicle and has a substantially conical shape to militate against interference with a function of a suspension system of the vehicle.... Agent: Fraser Clemens Martin & Miller Llc

20080173284 - Engine pcv system with venturi nozzle for flow regulation: A positive crankcase ventilation system for an internal combustion engine is disclosed. The system includes an engine having a cylinder air intake system connected to associated cylinders and a filtered air inlet to a crankcase for admitting air to mix with crankcase vapors. A throttle is disposed in the cylinder... Agent: General Motors Corporation Legal Staff

20080173285 - Mixture distribution device for a combustion engine and combustion engine provided with such a mixture distribution device: A mixture distribution device (1) for a combustion engine comprises a first mixture inlet (3), multiple first mixture outlets (4) and a first branch guiding structure (6). The mixture distribution device further comprises a second mixture distribution device (21) comprising a second mixture inlet (23), as well as multiple second... Agent: Patent Group C/o Dla Piper Us LLP

20080168956 - Integrated engine thermal management: The invention relates to a cooling strategy for an internal combustion engine (1) which has at least one cylinder head (2) and an associated cylinder block (3). A coolant flows in a coolant circuit (4), with at least one control element (6, 7, 8, 9) being assigned to the coolant... Agent: Ford Global Technologies, LLC

20080168957 - Motorcyle comprising a compact internal combustion engine: The invention relates to a motorcycle comprising a space-saving, lightweight motor assembly. The use of a compact W or VR-type internal combustion engine permits the motorcycle to have reduced dimensions and a low weight. Internal combustion engines comprising six to twelve cylinders can thus be used for motorcycles. The compact... Agent: Blakely Sokoloff Taylor & Zafman

20080168958 - Internal combustion engine with continuous variable valve lift system: An internal combustion engine has an electronically controlled variable mechanical transmission for varying the maximum lift of intake and/or exhaust poppet valves. The mechanical transmission includes a regulator mechanism with one or more slotted holes, and an actuation mechanism. The actuation mechanism includes a primary oscillating lever in contact with... Agent: Heslin Rothenberg Farley & Mesiti PC

20080168959 - Engine starting control apparatus: An engine starting control apparatus is basically provided with a motor control section, a valve timing control section and a start control section. The motor control section is configured to operate an electric motor to crank an engine with an output of the electric motor being adjustable. The valve timing... Agent: GlobalIPCounselors, LLP

20080168960 - Intake regulating system of engine: An intake regulating system of an engine equips with an intake regulating-device connected with a breather hose for drawing the oil vapor and the leaked gases from the crankcase of the engine, thereby to mix with outside air to feed into the engine for re-combustion. The intake regulating-device comprises a... Agent: Morris Manning Martin LLP

20080168961 - Intake assembly with integral resonators: An intake assembly, such as a supercharger assembly, is provided for an internal combustion engine. The intake assembly includes a housing having a wall defining an inlet passage through which intake air enters the intake assembly. A plurality of stiffening ribs is provided on the wall opposite the inlet passage... Agent: General Motors Corporation Legal Staff

20080168962 - Internal combustion engine: The invention concerns an internal combustion engine in which, instead of conventional valves, a rotary slide valve (1) for opening and closing at least one gas exchange opening is assigned to each cylinder (33, 34). The rotary slide valve (1) is provided in the form of a double-walled tube with... Agent: K.f. Ross P.C.

20080168963 - Method and apparatus for enhancing the efficiency of operation of an internal combustion engine: Method and apparatus useful in simultaneously enhancing the fuel consumption efficiency of an ICE, with concomitant enhancement of the power delivered by the engine, and reduction of undesirable exhaust emissions. One embodiment of the method of this invention includes the steps of introducing a fuel/air mixture to the main combustion... Agent: Pitts And Brittian P C

20080168964 - Vehicle control apparatus and method: A vehicle control apparatus includes a first fuel-cut duration extending portion that, when a fuel-cut is being executed during deceleration of the vehicle, slows the decrease in the engine speed by executing a slip control of a lock-up clutch; and a second fuel-cut duration extending portion which, when the engine... Agent: Sughrue Mion, PLLC

20080168965 - Butterfly valve device: According to the present invention, when a butterfly valve is located at a full-closed position facing a peripheral lower surface of a semicircular portion with respect to a rotating shaft of the butterfly valve made of a resin material, a partial annular projection is adapted to radially inwardly extend towards... Agent: Crowell & Moring LLP Intellectual Property Group

20080168966 - Optimized fuel management system for direct injection ethanol enhancement of gasoline engines: Fuel management system for enhanced operation of a spark ignition gasoline engine. Injectors inject an anti-knock agent such as ethanol directly into a cylinder. It is preferred that the direct injection occur after the inlet valve is closed. It is also preferred that stoichiometric operation with a three way catalyst... Agent: Choate, Hall & Stewart LLP

20080168967 - Four cycle internal combustion engine and vehicle: A four-cycle internal combustion engine is constructed such that a structure around a cylinder head is not complicated even though the engine has a plurality of cylinders, fuel consumption is improved, and nitrogen oxides are reduced. The engine has cylinder-sided passages, through which burnt gasses pass. Also, the engine includes... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20080168968 - Force balanced linear solenoid valves: An electronic exhaust gas recirculation valve for an internal combustion engine selectably provides a recirculation path from engine exhaust to engine intake. A main spring biases the valve in a closed position. The main spring acts on a main spring receiving surface rigidly fixed to a pintle that operates the... Agent: Siemens Corporation Intellectual Property Department

20080163833 - Magnetic heat generation: A magnetic heater is provided having a conductor assembly and a magnet assembly. The magnet assembly is adapted to rotate relative to the conductor assembly about an axis so as to induce eddy currents in the conductor assembly when relative motion is produced between the conductor assembly and first magnet... Agent: Paul J. Fordenbacher Silicon Forest Patent Group

20080163856 - High-output two-stroke engine in particular for application in model assembly: A two-stroke engine has a piston, mounted to be displaced in a cylinder, connected by means of a connecting rod to a crankshaft mounted to rotate about an axis in a crankcase that defines a crankcase chamber. The crankshaft includes a crankshaft duct that opens into the crankcase chamber which... Agent: The Webb Law Firm, P.C.

20080163835 - Interval phasing for valve timing: A system for communicating information between a valve controller and an engine controller is presented. The system is designed to improve the timing of data transferred between two controllers.... Agent: Alleman Hall Mccoy Russell & Tuttle, LLP

20080163834 - Valve actuating device: The invention relates to an actuating device that actuates at least one valve pair (1) of an internal combustion engine, housed inside a housing (2) comprising, for each valve (1), magnetizing means (4, 5), at least one spring (6) that acts upon the valve (1), and comprising a fixed end... Agent: Nicolas E. Seckel Patent Attorney

20080163836 - Camshaft phaser having dual counter-threaded helical mechanisms: A mechanically-actuated camshaft phaser for varying the phase of a camshaft in an internal combustion engine. The phaser comprises two colinear helical mechanisms having opposite-handed helices engaging a common nut for common rotation. One helical mechanism is operatively attached to a sprocket or pulley in time with an engine crankshaft.... Agent: Delphi Technologies, Inc.

20080163837 - Electromagnetic hydraulic valve: m

20080163838 - Valve timing control apparatus: A valve timing control apparatus is provided having a locking mechanism that can minimize the accumulation of foreign material in a concave engagement part, can minimize the penetration of foreign material to the sliding parts of a locking member, and can reduce the sliding resistance of the locking member. A... Agent: Buchanan, Ingersoll & Rooney PC

20080163839 - Rolling bearing for rocker arm: A rolling bearing for a rocker arm includes an outer ring in rolling contact with a cam of an engine, an outer-ring shaft placed inside the outer ring and fixed to the rocker arm, and a plurality of rollers provided between the outer ring and the outer-ring shaft. At least... Agent: Mcdermott Will & Emery LLP

20080163840 - Method of operating glow plugs in diesel engines: The invention describes a method for operating glow plugs, that comprise a housing and a heater element projecting beyond that housing, in a diesel engine which interacts with an engine control unit and a glow plug control unit which latter, following a preheating phase, controls the electric power supplied to... Agent: Keith H. Orum

20080163842 - Starter arrangement for an internal combustion engine: The present invention relates to a starter arrangement for an internal combustion engine. The starter arrangement has a starter motor (1) having a pinion gear (2) at an output shaft. The pinion gear (2) is arranged in constant engagement with a corresponding crank gear of a crank wheel (3) located... Agent: Ford Global Technologies, LLC

20080163843 - Startup torque transmitting mechanism of an internal combustion engine: A one-way clutch and a bearing are both grease-filled so even if an oil seal member prevents engine oil from flowing thereto, it will cause no problems in terms of lubrication of the one-way clutch and the bearing. Therefore, the oil seal member 18 need only seal between a main... Agent: Sughrue Mion, PLLC

20080163841 - Priming circuit for a fuel system: A priming and purging fuel system for an internal combustion engine purges a diaphragm carburetor of the engine of stale liquid fuel and accumulated fuel vapor and air while simultaneously priming the carburetor and/or engine with liquid fuel for starting. A start pump of the fuel system supplies at least... Agent: Reising, Ethington, Barnes, Kisselle, P.C.

20080163844 - Air intake manifold including a plenum reducer insert: An air intake manifold assembly includes an air intake manifold and a insert that is permanently bonded to an inner surface of the air intake manifold. By bonding the insert to the manifold, a dead space is formed between the insert and the manifold, which reduces the plenum volume within... Agent: Crowell & Moring LLP Intellectual Property Group

20080163845 - Method for providing a mixture of air and exhaust: A method for providing a mixture of inlet air and exhaust gas in a cylinder of an internal combustion engine is disclosed. Fluid flow between the cylinder and a cylinder head associated therewith is controlled by at least one rotary valve accommodated in the cylinder head. The method includes rotating... Agent: Caterpillar/finnegan, Henderson, L.L.P.

20080163846 - Engine component part and method for producing the same: An engine component is composed of an aluminum alloy containing silicon, and includes a plurality of primary-crystal silicon grains located on a slide surface. The plurality of primary-crystal silicon grains have an average crystal grain size of no less than about 12 μm and no more than about 50 μm.... Agent: Yamaha Hatsudoki Kabushiki Kaisha C/o Keating & Bennett, LLP

20080163848 - Opposed piston engine with piston compliance: An engine having a cylinder with a bore opposed pistons disposed for reciprocation in the bore includes compliant members that allow for angular adjustment of piston structure with respect to the cylinder in response to an imbalance in forces coupled to the pistons by connecting rods.... Agent: Terrance A. Meador Incaplaw

20080163847 - Variable displacement mechanism for internal combustion engine: An internal combustion engine includes a cylinder structure in which a crankshaft assembly is journalled for rotation about a main axis of a main crankshaft segment having a main axis. A crank web is attached to the main crankshaft segment and projects from the main crankshaft segment, and a crank... Agent: Smith-hill And Bedell, P.C.

20080163849 - Automotive vehicle throttle valve display system and method of use thereof: A display system for an automotive vehicle indicates the position of a throttle valve.... Agent: Brooks Kushman P.C./fgtl

20080163850 - Throttle control cartridge with double cam to force idle position: A throttle control cartridge has a circuit board carrying a Hall-effect sensor, the position of which is fixed in a housing carrying a cam. A shaft carrying a magnet is rotatably and translatably disposed with respect to the housing and carries a cam follower that engages the cam and translates... Agent: Delphi Technologies, Inc.

20080163851 - Starting device for internal combustion engines and method therefor: The present invention relates to a method for starting an internal combustion engine using a starting device, an ignition spark from a spark plug of an internal combustion engine being controllable by the starting device as a function of the speed of the crankshaft, a progressive rise of the advance... Agent: Kelly Lowry & Kelley, LLP

20080163853 - Actuating drive for actuating a fuel injection valve: A protective cover for an actuating drive, that can be used as universally as possible, for components (14, 16) of a contacting and/or sealing arrangement of the actuating drive. The sealing arrangement is embodied in a liquid-tight but gas-permeable manner and ends in a cavity on the outer side, the... Agent: Baker Botts L.L.P. Patent Department

20080163852 - Injector for fuel injection systems of internal combustion engines, in particular direct-injecting diesel engines: A fuel injection systems for direct-injection diesel engines, has a piezoelectric actuator contained in an injector body and acted on by a first spring mechanism so that it remains in contact with the injector body at one end and with a sleeve-like booster piston on the other. A nozzle body... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20080163854 - Fully automatic fuel system for diesel engines operated with diesel and vegetable oil: Vegetable oil fuel system for diesel engines consisting of a diesel and vegetable oil system. When started cold, the engine 20 is supplied with diesel and when the engine reaches a certain temperature, which depends on the engine design, at this point the fuel supply will switch to vegetable oil.... Agent: Peter Karner

20080163855 - Methods systems and apparatuses of egr control: One embodiment is a unique system for controlling EGR. Other embodiments include unique apparatuses, systems, devices, hardware, software, methods, and combinations of these and other techniques for controlling EGR.... Agent: Krieg Devault LLP

20080156282 - Axial ventilator: The invention relates to an axial ventilator for the cooling device of an internal combustion engine, in particular for a motor vehicle, wherein said axial ventilator comprises a rotatably driven hub (2) provided with air blades (11-19) which are fixed thereto and radially inwardly limited by an internal diameter (Di)... Agent: Leydig Voit & Mayer, Ltd

20080156283 - V-type engine: A V-type engine includes: first and second banks which are arranged in a V-shape and which respectively have cylinder bores; a crankshaft which is shared by the first and second banks; a crankcase which supports the crankshaft, the first and second banks being connected to the crankcase; and a valley... Agent: Arent Fox LLP

20080156306 - Fuel injection system for two-stroke internal combustion engines: A fuel injection system for a two-stroke internal combustion engine (1) elastically housed in a compartment and comprising a carburettor (30) with which there are associated an induction port (9) for the air/fuel mixture and a fuel feed conduit (10) intercepted by dispenser means fixed to a fuel accumulation system... Agent: Browdy And Neimark, P.l.l.c. 624 Ninth Street, Nw

20080156284 - Timing phaser with offset spool valve: A variable cam timing phaser for an internal combustion engine with at least one camshaft includes a housing (144), a rotor (138), and a phaser control valve (168). The phase control valve is offset from a center axis of rotation through the camshaft of the phaser and may also be... Agent: Borgwarner Inc. C/o Brown & Michaels, Pc

20080156285 - Engine pre-heater: An engine pre-heater and heater assembly comprising a housing having a passage extending therethrough for passage of coolant through the pre-heater. The housing provides at least one opening defined therein separate from the passage, and an electric heating element is inserted therein, the heating element projecting into the passage whereby... Agent: Schmeiser, Olsen & Watts

20080156286 - System and method for controlling fluid flow to or from a cylinder of an internal combustion engine: A system for controlling fluid flow to or from at least one cylinder of an internal combustion engine is disclosed. The system includes a rotary valve. A cylinder head having a valve chamber accommodates the rotary valve. The rotary valve is arranged to selectively open or close a flow opening... Agent: Caterpillar/finnegan, Henderson, L.l.p.

20080156287 - System for controlling fluid flow: A system for controlling fluid flow to or from a cylinder of an internal combustion engine is disclosed. The system includes a drive shaft having a rotary valve mounted thereon. The system also includes a cylinder head a cylinder head accommodating the rotary valve and at least part of the... Agent: Caterpillar/finnegan, Henderson, L.l.p.

20080156289 - Cylinder head for an internal combustion engine: A cylinder head for an internal combustion engine is disclosed. The cylinder head includes a one piece main body having at least one internal chamber shaped to accommodate at least one rotary valve. At least one first passage extends between the internal chamber and an underside of the main body.... Agent: Caterpillar/finnegan, Henderson, L.l.p.

20080156288 - Internal combustion engine cylinder head: An internal combustion engine having at least one cylinder, a block, and a cylinder head having at least one gas exchange channel for conducting gases to and from the cylinder is disclosed. A tube passes through the cylinder head and into a gas exchange channel, which tube is sealed in... Agent: Ford Global Technologies, Llc

20080156291 - Straddle-type vehicle: A straddle-type vehicle having an air cleaner disposed in front of a down tube that funnels running wind to a funneled wind target member like an engine that is disposed beneath the air cleaner. The air cleaner has an air cleaner cap that faces a front fender. Side end sections... Agent: Hogan & Hartson L.l.p.

20080156290 - Flow damper: A flow damper includes a valve body, a piston, a spring, and a cap. The valve body is fastened to the rail main body and has a fuel passage therein. The fuel passage communicates between a fuel hole of the rail main body and the injector. The fuel passage includes... Agent: Nixon & Vanderhye, Pc

20080156292 - Ignition system: An ignition system includes an electrical energy delivery device having a first electrode terminating at a first end portion and a second electrode positioned in the ignition system separately from the electrical energy delivery device. The second electrode terminates at a second end portion disposed a first distance from the... Agent: Caterpillar/finnegan, Henderson, L.l.p.

20080156293 - Method for operating a diesel engine in a homogeneous charge compression ignition combustion mode under idle and light-load operating conditions: Intake air is restricted to provide an intake manifold pressure that is below the pressure of the ambient atmosphere. Fuel is injected into each combustion chamber at a position of between 15° and 45° BTDC to achieve HCCI combustion under idle and light load operating conditions.... Agent: Ted D. Lee Gunn & Lee, P.c.

20080156294 - Fuel delivery system for an internal combustion engine: A fuel delivery system for an internal combustion engine includes a piston pump with a work chamber and an inlet valve. An adjustable throttle restriction is disposed upstream of the inlet valve. It is proposed that an outlet of the throttle restriction be disposed immediately adjacent the inlet valve.... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20080156295 - Fuel feed apparatus and accumulator fuel injection system having the same: A fuel feed apparatus is provided for supplying high-pressure fuel to a common rail of an accumulator fuel injection system. The accumulator fuel injection system includes an injector for injecting high-pressure fuel accumulated in the common rail into a combustion chamber of an internal combustion engine. The fuel feed apparatus... Agent: Nixon & Vanderhye, Pc

20080156296 - Common-rail fuel injection system: A common-rail fuel injection system includes an injector, a flow damper, a common rail having a rail main body, a piston upstream side supply passage, a piston upstream side orifice disposed in the upstream side supply passage to reduce its cross-sectional area, a piston downstream side supply passage, and a... Agent: Nixon & Vanderhye, Pc

20080156297 - Hydrogen gas injector plug: The hydrogen gas injector plug for generating hydrogen gas from ambient air drawn into the piston chamber of an engine includes an array of nozzles fabricated from a metal or a mixture of metals. When heated to a pre-determined temperature, the metallic nozzles react with atmospheric water to disassociate hydrogen... Agent: Litman Law Offices, Ltd.

20080156299 - Fuel distributor: A fuel distributor for a fuel injection system for internal combustion engines which has a two-shell housing with receptacles for mounting injection devices, which housing is put together from a rigid first housing shell and an elastic second housing shell covering the first. To reduce production costs and shorten the... Agent: Ronald E. Greigg Greigg & Greigg P.l.l.c.

20080156298 - Sealing device for a fuel injector, and sealing method: In order to create a fluid-tight seal relative to a seal seat edge (422), especially a cylinder head (40), in a sealing device for a fuel injector (1), particularly for a nozzle retaining nut (10) of the fuel injector (1), the sealing device has a sealing area (12) that is... Agent: Baker Botts L.l.p. Patent Department

20080156300 - Method for operating an internal combustion engine: An internal combustion engine includes multiple combustion chambers. The supply of fuel into at least one subset of the combustion chambers can temporarily be interrupted. It is provided that the fuel be injected into the combustion chambers directly and during a switchover phase for interrupting or resuming fuel injection into... Agent: Kenyon & Kenyon LLP

20080156301 - Dust separation device: A dust separation device for separating contaminants from a fluid. The device may include at least one spiral fin disposed in an inlet tube for directing at least a portion of the contaminants in a spiral flow, and a deflector for deflecting at least a portion of the contaminants into... Agent: Grossman, Tucker, Perreault & Pfleger, Pllc

20080156302 - Exhaust gas recirculation estimation system: A control system and method for an exhaust gas recirculation (EGR) system of an engine includes a first sensor that senses fresh mass air flow, a second sensor that senses charge air flow, where the charge air flow is based on the fresh mass air flow and EGR exhaust flow,... Agent: General Motors Corporation Legal Staff

20080156303 - Single nozzle direct injection system for rapidly variable gasoline/anti-knock agent mixtures: Engine management system for operation of a direct injection spark ignition gasoline engine. The system includes a gasoline engine, a source of gasoline and a source of an anti-knock agent. Gasoline and anti-knock agent are introduced into a proportioning valve that delivers a selected mixture of gasoline/anti-knock agent to a... Agent: Choate, Hall & Stewart LLP

20080156304 - Ignition apparatus for an internal combustion engine: An ignition apparatus for an internal combustion engine can prevent dielectric breakdown resulting from voids, thus making it possible to reduce its size. The apparatus includes a primary bobbin, a primary coil formed of a primary coil conductor wound around the primary bobbin, a secondary bobbin arranged in concentric relation... Agent: Sughrue Mion, Pllc

20080156305 - Method for operating an internal combustion engine: A method for operating an internal combustion engine working according to the Otto principle, in which fuel, particularly gasoline, is injected directly into a combustion chamber and is inflamed by self-ignition. A characteristic quantity characterizing the stability of combustion of an air/fuel mixture located in the combustion chamber is ascertained,... Agent: Kenyon & Kenyon LLP