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Internal Combustion Engine patents



      
           
This page is updated frequently with new Internal Combustion Engine-related patent applications. Subscribe to the Internal Combustion Engine RSS feed to automatically get the update: related Internal RSS feeds. RSS updates for this page: Internal Combustion Engine RSS RSS


Hybrid electric vehicle

Rim fire sparking gasket

Air intake system for internal combustion engine

Date/App# patent app List of recent Internal Combustion Engine-related patents
08/28/14
20140244140
 Internal combustion engine control device patent thumbnailnew patent Internal combustion engine control device
An electronic control device is applied to an internal combustion engine including an engine driving pump, circulates lubricant by use of a driving force of the internal combustion engine, and reduces that driving load of the pump which works on the internal combustion engine, by executing a low-pressure control to limit a circulation amount of the lubricant when demand for the lubricant is small. Further, when a predetermined automatic stop condition is established, an engine operation is stopped automatically, and when a predetermined restart condition is established during the automatic stop, the internal combustion engine is restarted.
08/28/14
20140244139
 Vehicle stop control system patent thumbnailnew patent Vehicle stop control system
A vehicle stop control system capable of finely and properly determining traveling of a vehicle in a traffic jam to permit or inhibit automatic stop according to the determination result to ensure the effect of fuel economy improvement by automatic stop and avoiding inconveniences caused by frequent execution of automatic stop and restart. The system sets a precondition vehicle speed satisfaction flag to 1 when a vehicle speed becomes not lower than a precondition speed after an internal combustion engine was automatically stopped to permit automatic stop.
08/28/14
20140244137
 Fuel injection control device for internal combustion engine patent thumbnailnew patent Fuel injection control device for internal combustion engine
When injecting fuel from a direct injector and a port injector such that a requested fuel injection amount is obtained in an internal combustion engine, the direct injector is driven in the following manner. After a target fuel injection amount for the fuel injection with the higher priority among fuel injection in the late stage of a compression stroke and fuel injection in the early stage of an intake stroke in the direct injector has been set on the basis of the engine operating condition, the target fuel injection amount for the fuel injection with the lower priority is set on the basis of the engine operating condition.
08/28/14
20140244121
 Automatic transmission patent thumbnailnew patent Automatic transmission
An automatic transmission capable of improving stability and reliability of connection operation of a synchronization mechanism when pre-shift control is executed, thereby making it possible to prolong the service life of the mechanism and improve marketability thereof. To change the speed position of a vehicle, one of two power transmission paths from an internal combustion engine to drive wheels is switched to the other, and pre-shift control is executed before switching the path.
08/28/14
20140244119
 Method and apparatus for managing speeds in a multi-mode transmission patent thumbnailnew patent Method and apparatus for managing speeds in a multi-mode transmission
A multi-mode powertrain system includes a transmission configured to transfer torque among an internal combustion engine, torque machines and an output member. A method for controlling the powertrain system includes determining a desired acceleration profile for the internal combustion engine, determining a constrained acceleration profile by imposing prioritized constraints on the desired acceleration profile, integrating the constrained acceleration profile to determine a preferred speed profile, determining a preferred acceleration profile including a derivative of the preferred speed profile constrained by minimum and maximum hard acceleration constraints, and controlling operation of the internal combustion engine in response to the preferred acceleration profile and the preferred speed profile..
08/28/14
20140244116
 System for controlling vehicle overspeeding via control of one or more exhaust brake devices patent thumbnailnew patent System for controlling vehicle overspeeding via control of one or more exhaust brake devices
A method and system are provided for controlling overspeeding of a vehicle carrying an internal combustion engine having one or more exhaust brake devices controllable to apply braking torque to the engine. The system may be operable determine a desired speed of the vehicle, to determine a road speed of the vehicle, and if the road speed of the vehicle exceeds the desired speed of the vehicle by more than a threshold speed, to determine a target brake torque required to reduce the road speed of the vehicle speed to the desired speed of the vehicle, and to then control the one or more exhaust brake devices to apply the target brake torque to the engine to thereby control the road speed of the vehicle to the desired speed of the vehicle..
08/28/14
20140244082
 Hybrid electric vehicle patent thumbnailnew patent Hybrid electric vehicle
A hybrid electric vehicle includes a high voltage dc bus and an internal combustion engine. The internal combustion engine is mechanically coupled to a non self-excited generator/motor which is preferably a switched reluctance machine.
08/28/14
20140242277
 Method for the production of a connecting rod for an internal combustion engine patent thumbnailnew patent Method for the production of a connecting rod for an internal combustion engine
A method for producing a connecting rod for an internal combustion engine, having a small connecting rod eye for holding a piston pin and having a large connecting rod eye for holding a crank pin, wherein at least one connecting rod eye has at least one geometric deviation from a cylindrical inner contour. It is provided according to the invention that the at least one connecting rod eye is formed by creating a bore with a cylindrical inner contour, and coating the bore with a coating comprising a resin with solid lubricant particles embedded therein.
08/28/14
20140241950
 Exhaust system for a lean burn ic engine patent thumbnailnew patent Exhaust system for a lean burn ic engine
An exhaust system (10) for a lean-burn internal combustion engine (12) comprises a first substrate monolith (16) comprising a catalyst for oxidising nitric oxide (no) comprising a catalytic oxidation component followed downstream by a second substrate monolith (18) which is a wall-flow filter having inlet channels and outlet channels, wherein the inlet channels comprise a nox absorber catalyst (20) and the outlet channels comprise a catalyst for selective catalytic reduction (22) of nitrogen oxides with nitrogenous reductant.. .
08/28/14
20140241864
 Controllable coolant pump patent thumbnailnew patent Controllable coolant pump
A controllable coolant pump for a coolant circuit of an internal combustion engine, the coolant pump including a hollow bearing shaft which is supported in a bearing sleeve, carries a drive wheel at one end, and is permanently connected at its opposite end to an impeller, the impeller having a stop surface at the end face thereof; the space between the stop surface and the impeller forming the pumping cross section for a coolant, and a piston that can be axially displaced by an actuation unit being disposed in the hollow bearing shaft and provided at its outer end with a guide plate having a collar facing the impeller for completely or partially closing the pumping cross section in accordance with the position of the piston. The actuation unit has a release lever which can be pivoted by an electromechanical actuating element about an axis of rotation, thus allowing axial positioning of the piston..
08/28/14
20140241862
new patent Controllable coolant pump
A controllable coolant pump for a coolant circuit of an internal combustion engine. The coolant pump has a hollow bearing shaft which is supported in a bearing sleeve, carries a drive wheel at one end, and is permanently connected to an impeller at its opposite end, the impeller having a stop surface at the end face thereof.
08/28/14
20140239645
new patent Generator including a fuel shutoff valve
A generator including an enclosure, an internal combustion engine provided within the enclosure, an alternator provided within the enclosure and driven by the internal combustion engine, a fuel supply line for providing fuel to the internal combustion engine, a valve for selectively closing the fuel supply line, the valve biased to a normally closed position, a controller configured to provide a signal to maintain the valve in an open position, and a temperature responsive device configured to interrupt the signal from the controller to the valve upon exposure to a threshold temperature, thereby resulting in the closing of the valve.. .
08/28/14
20140239636
new patent Shovel and method of controlling shovel
A shovel includes an internal combustion engine whose revolution speed is controlled to be constant, a hydraulic pump connected to the internal combustion engine, a generator connected to the internal combustion engine, and a control unit for controlling the generator, wherein the control unit causes the generator to perform an electrical power generating operation in a case where a load on the hydraulic pump is increasing.. .
08/28/14
20140238758
new patent Hybrid vehicle drivetrain
A drivetrain for a hybrid vehicle has at least one ground engaging element, a torque transmission shaft operatively connected thereto, an electric motor, a transmission having an input shaft and an output shaft, and an internal combustion engine operatively connected to the input shaft of the transmission. The electric motor and the output shaft are operatively connected to the torque transmission shaft.
08/28/14
20140238371
new patent Two-stroke internal combustion engine
The scavenging passage includes a wall surface that defines an orientation direction of a main scavenging gas flow spouting from the scavenging port to the cylinder chamber. In a boundary portion between the scavenging port and the scavenging passage, a wall surface located on an opposite side of the exhaust port is composed of an inclined surface inclined in a direction further away from the exhaust port than a wall surface of a deep portion of the scavenging passage.
08/28/14
20140238355
new patent Variable compression ratio device and internal combustion engine including the same
A variable compression ratio device may include a piston assembly having double pistons of which the volume may be varied, a lifter relatively moving one piston of the double pistons with respect to the other piston of the double pistons, a guide unit engaged with the piston assembly and guiding a movement of the one piston with respect to the other piston, and a locking unit selectively coupling the one piston to the other piston.. .
08/28/14
20140238353
new patent Apparatus and method for detecting leakage of liquid fuel into gas fuel rail
Methods and systems for detecting leakage of a liquid fuel into a gas fuel rail of a dual-fuel system for an internal combustion engine are disclosed. The methods and systems include sending an injection signal from a controller to a fuel injector and subsequently injecting gas fuel and liquid fuel into a cylinder for combustion.
08/28/14
20140238351
new patent Method and apparatus for pumping fuel to a fuel injection system
A method and apparatus pump fuel to a fuel injection system in an internal combustion engine. The method comprises steps of pumping a liquid fuel to a first pressure, using the liquid fuel at the first pressure as a hydraulic fluid for driving a gaseous fuel pump, and pumping a gaseous fuel to a second pressure with the gaseous fuel pump..
08/28/14
20140238349
new patent Device for dispensing a liquid additive into a fuel circulation circuit for an internal combustion engine, vehicle comprising such a device, and method for using said device
Control means for controlling the injection means.. .
08/28/14
20140238347
new patent Internal-combustion engine ignition device and ignition method
In an ignition device of an internal combustion engine which carries out ignition of an air-fuel mixture by repeatedly applying a voltage across electrodes of an ignition plug thereby producing a plurality of discharges, an improvement is proposed in which in the presence of gas flow of which direction is perpendicular to a direction that connects the electrodes with a shortest distance, a time interval between n-th time discharge and (n−1)-th time discharge is so set that a discharge channel caused or proposed by the n-th time discharge is more extended in the gas flow direction than a discharge channel caused by the (n−1)-th time discharge.. .
08/28/14
20140238346
new patent Fuel injection controller for internal combustion engine, and engine including the same
In a fuel injection controller, a first throttle opening th0 is defined at a specific time p2. The p2 is a specific time later than the peak value of an intake pipe internal pressure pb of a previous cycle.
08/28/14
20140238345
new patent Apparatus and method for controlling rotation speed of internal combustion engine
Rotation speed control apparatus including an electronically controllable throttle valve capable of changing an intake air quantity, a variable compression ratio mechanism capable of changing a mechanical compression ratio, and an ecu configured to calculate a deviation between a target idle rotation speed and an actual rotation speed during idle operation, select either one or both of the intake air quantity and the mechanical compression ratio as control targets in accordance with magnitude of the deviation, and reduce the deviation by changing the selected either one or both of the intake air quantity and the mechanical compression ratio.. .
08/28/14
20140238343
new patent Solenoid autochoke for an engine
A choke system for an internal combustion engine includes a carburetor having an air intake, a choke valve disposed in the air intake, and a choke lever coupled to the choke valve, wherein the choke valve is movable between a closed position and an open position, a mechanical linkage coupled to the choke lever, and a solenoid attached to the carburetor and coupled to the mechanical linkage so activation of the solenoid moves the choke valve, wherein the solenoid is activated in response to activation of a starter system of an internal combustion engine, thereby moving the choke valve via the mechanical linkage to the closed position.. .
08/28/14
20140238342
new patent Rim fire sparking gasket
The sparking gasket amalgamates two traditional parts of the internal combustion engine into one unit by replacing the spark plug with electrode circuitry embedded into the gasket material. This system provides reduced hydrocarbon emissions by improving combustion thus giving a cleaner burn with increased fuel economy and improved engine performance.
08/28/14
20140238341
new patent Combustion system for an engine having a swirl inducing combustion chamber
A combustion chamber of an internal combustion engine includes a contoured surface that defines a plurality of deflection foils. The contoured surface distributes fuel spray into portions directed toward one of the deflection foils.
08/28/14
20140238340
new patent Apparatus and method for fuelling a flexible-fuel internal combustion engine
A flexible-fuel internal combustion engine apparatus comprises a combustion chamber, an intake valve, a first fuel injector, a second fuel injector, and a computer. The intake valve is operable to admit an intake charge into the combustion chamber.
08/28/14
20140238337
new patent Internal combustion engine
The internal combustion engine includes at least one compression chamber, formed by a housing and therein compressor rotary pistons rotating on a shaft with compressor sealing strips, on which optionally movable toggle sealing strips are arranged. The compression chamber is in gas connection with at least one ignition chamber and this ignition chamber is in gas connection with at least one expansion chamber.
08/28/14
20140238333
new patent Piston for an internal combustion engine
The invention relates to a piston (1) for an internal combustion engine having shaft elements (8, 9) which have inner surfaces (17, 18) that correspond to those regions of the shaft elements (8, 9) in which the shaft elements (8, 9) are thinner than 7% of the piston diameter “d”, and have outer surfaces (14, 19) that define in a radially outward direction those regions of the shaft elements (8, 9) which, viewed in the circumferential direction, lie outside angle ranges (20, 20′) of more than 40° on both sides of the pin bore axis (15). In this connection, the ratio of the content of the inner surface (17, 18) to the ratio of the content of the outer surface (14, 19) is more than 60%.
08/28/14
20140238332
new patent Method for producing a cooling-duct piston and associated piston
A method for producing a cooling-duct piston for an internal combustion engine, composed of a piston upper part and a piston lower part, wherein the piston upper part is detachably connected to a piston lower part and a cooling duct is formed in the region between the piston upper part and the piston lower part which is charged with coolant via at least one inlet opening during the operation of the cooling duct piston and out of which coolant flows again via at least one outlet opening. In a first step, the piston upper part is detached and separated from the piston lower part, and subsequently a ring, which has at least on discharge opening, is fastened to the inlet opening and finally the piston upper part and the piston lower part reconnected.
08/28/14
20140238331
new patent Cylinder head cover of internal combustion engine
A resin-made molded cylinder head cover, which is light in weight and relatively thin particularly at a flange part thereof comprises a cover part that is rectangular in shape and has a plurality of plug holes aligned in a longitudinally extending center area of the cover part; a flange part that is integral with and extends around a periphery of the cover part, so that the cylinder head cover is shaped like a rectangular shallow dish; and thicker elongate bead portions that are integral with the cover part and extend respectively along laterally opposed sides of the longitudinally extending center area, each bead portion being thicker than a general area of the cover part.. .
08/28/14
20140238330
new patent Air intake system for internal combustion engine
An air intake system for an internal combustion engine has a valve body that can open/close a passage cross section of a part of an air intake passage; a rotation shaft that extends to both sides of the valve body and supports rotation of the valve body; a valve accommodating recess that is formed on an inner wall surface of the air intake passage and accommodates therein the valve body; and a protruding line that is formed on an outer peripheral side surface of the valve body, which faces the valve accommodating recess, and extends along a shaft direction of the rotation shaft. The air intake system further has a communication passage that directly connects the valve accommodating recess and an intake port of the internal combustion engine..
08/28/14
20140238327
new patent Internal combustion engine for natural gas compressor operation
This application concerns systems and methods for compressing natural gas with an internal combustion engine. In a representative embodiment, a system for compressing a gas comprises a reciprocating internal combustion engine including at least one piston-cylinder assembly comprising a piston configured to travel in a cylinder and to compress gas in the cylinder in multiple compression stages.
08/28/14
20140238325
new patent Multi-part, joined rotors in hydraulic camshaft adjusters, having joint-sealing profiles, and method for producing the rotors
The invention relates to a camshaft adjusting device (1) for an internal combustion engine and to a method for producing a camshaft adjusting device having a stator wheel (10) and a rotor wheel (11), wherein the rotor wheel (11) has a first body part (19) and a second body part (20), wherein a joining surface (19a) of the first body part (19) and a joining surface (20a) of the second body part (20) are joined to one another, and wherein depressions (21, 22) are formed in at least one of the joining surfaces (19a, 20a) in order to form the fluid ducts (17, 18) at least in sections. In order to provide a camshaft adjusting device (1) with an improved rotor wheel (11), which is formed from two body parts (19, 20), which can be joined to one another in an improved manner, a provision according to the invention is that at least one sealing means (25, 26) be provided in or on at least one joining surface (19a, 20a) with the sealing means being designed such that the fluid ducts (17, 18) are sealed off and that defined contact is obtained between the joining surfaces (19a, 20a), which are placed on top of one another..
08/28/14
20140238321
new patent Camshaft and corresponding production method
A camshaft for an internal combustion engine may include a shaft and at least one component that is joined to said shaft. The component may be connected via a joint surface of the component to a joint surface of the shaft.
08/28/14
20140238319
new patent Engine cooling
A cylinder head for an internal combustion engine, the cylinder head including a region for covering a combustion cylinder, the region including one or more ports for communicating with the cylinder, and the cylinder head including a coolant channel that embraces at least one of the ports for cooling the zone of the cylinder head adjacent the port.. .
08/28/14
20140238317
new patent Piston cooling system
A piston cooling system includes: a nozzle pipe portion which communicates with an oil passage which is provided in an internal combustion engine and which extends towards an interior of a cylinder bore; and a flow path forming member which is fixed to a distal end portion of the nozzle pipe portion and in which a plurality of oil jetting paths are formed, wherein: the distal end portion comprises an expanded pipe portion where the nozzle pipe portion is expanded and the flow path forming member is fittingly inserted into the expanded pipe portion; the flow path forming member has a distal end face which is exposed to an exterior portion at a distal end side of the expanded pipe portion; and the flow path forming member is locked in the expanded pipe portion by deforming a distal end edge of the expanded pipe portion.. .
08/28/14
20140238316
new patent Hydrogen generator, ammonia-burning internal combustion engine, and fuel cell
A hydrogen generator that can be operated in a broad temperature range is disclosed, which comprises a first ammonia conversion part having a hydrogen-generating material which reacts with ammonia in a first temperature range so as to generate hydrogen; a second ammonia conversion part having an ammonia-decomposing catalyst which decomposes ammonia into hydrogen and nitrogen in a second temperature range; an ammonia supply part which supplies ammonia; and an ammonia supply passage which supplies ammonia from said ammonia supply part to the first and second ammonia conversion parts. The first temperature range includes temperatures lower than the second temperature range, and hydrogen is generated from ammonia by selectively using the first and second ammonia conversion parts.
08/28/14
20140238108
new patent Method and device for regenerating a particle sensor
A method for regenerating a particle sensor, which comprises a ceramic base body, in the exhaust gas duct of an internal combustion engine for driving a motor vehicle, wherein a particle loading of the particle sensor is determined by applying an electrical voltage between at least two electrodes with interdigital arrangement, a temperature of the particle sensor is determined with a temperature sensor mounted to the ceramic base body or from the electrical resistance of a heating element and said particle sensor is regenerated by means of heating with the electrical heating element.. .
08/28/14
20140238015
new patent Apparatus and system comprising integrated master-slave pistons for actuating engine valves
An apparatus for actuating first and second engine valves comprises a rocker arm that receives motion from primary and auxiliary valve actuation motion sources at a motion receiving end of the rocker arm. A master piston residing in a master piston bore in the rocker arm is configured to received motion from the auxiliary valve actuation motion source.


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Internal Combustion Engine topics: Internal Combustion Engine, Combustion, Exhaust Gas, Storage Device, Regenerate, Downstream, Fluidically, Diesel Particulate Filter, Oxygen Storage Capacity, Hydrocarbon, Exhaust Gas Turbocharger, Charge Air Cooler, Circulation, Air Fuel Ratio, Activated Carbon

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This listing is a sample listing of patent applications related to Internal Combustion Engine for is only meant as a recent sample of applications filed, not a comprehensive history. There may be associated servicemarks and trademarks related to these patents. Please check with patent attorney if you need further assistance or plan to use for business purposes. This patent data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Internal Combustion Engine with additional patents listed. Browse our RSS directory or Search for other possible listings.
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