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Internal Combustion Engine patents

      

This page is updated frequently with new Internal Combustion Engine-related patent applications.




 Ignition coil for internal combustion engine patent thumbnailnew patent Ignition coil for internal combustion engine
An ignition coil for an, internal combustion engine includes an annular elastic seal which is tightly attached to a high-voltage tower and a plug installed in the high-voltage tower to be conductible with a spark plug. The elastic seal hermetically seals a gap between the high-voltage tower and the plug and also functions as a buffer to absorb stress, as exerted from the plug on a case of the ignition coil.
Denso Corporation


 Air-fuel ratio detection device for internal combustion engine patent thumbnailnew patent Air-fuel ratio detection device for internal combustion engine
An in-cylinder pressure sensor is provided. It is determined whether a cylinder for which the in-cylinder air-fuel ratio is to be calculated is a rich cylinder or a lean cylinder.
Toyota Jidosha Kabushiki Kaisha


 Charge air cooler for a fresh air system of an internal combustion engine patent thumbnailnew patent Charge air cooler for a fresh air system of an internal combustion engine
A charge-air cooler for a fresh-air system of an internal combustion engine may include a cooler box and an upper shell such as a flange plate. The cooler box may include a cooler box passage opening, and the flange plate may include a flange plate passage opening arranged complementary with the cooler box passage opening.
Mahle Behr Gmbh & Co. Kg


 Piston ring and process for the manufacture thereof patent thumbnailnew patent Piston ring and process for the manufacture thereof
A piston ring for a piston of an internal combustion engine may include a body composed of a ferrous material. The body may have an upper portion, a lower portion opposed to the upper portion, an internal portion configured to face towards a piston groove and an external portion opposed to the internal portion.
Mahle International Gmbh


 Gapless piston ring for internal combustion engine patent thumbnailnew patent Gapless piston ring for internal combustion engine
A piston is provided for an internal combustion engine. The piston may include a cylindrical first piston portion having a first diameter, a cylindrical second piston portion of the first diameter, and a cylindrical third piston portion of a second diameter less than the first diameter located between the first piston portion and the second piston portion.
Aquarius Engines (a.m.) Ltd.


 Method for increasing the availability of a hybrid separting clutch in a hybrid drive train of a motor vehicle patent thumbnailnew patent Method for increasing the availability of a hybrid separting clutch in a hybrid drive train of a motor vehicle
The invention relates to a method for increasing the availability of a hybrid separating clutch in a hybrid drive train of a motor vehicle, wherein the hybrid separating clutch is disposed between an internal combustion engine and an electric traction drive. In the method where even in the event of a fault the motor vehicle continues to be driven, the hybrid separating clutch is controlled by a hydrostatic actuator, and when a malfunction of the hydrostatic actuator is detected, for actuation of the hybrid separating clutch which is engaged in the non-actuated state, the last state of the hydrostatic actuator detected by a control mechanism is used for estimation of a minimum clutch torque which can be transmitted..
Schaeffler Technologies Ag & Co. Kg


 Fluid pumping system with a continuously variable transmission patent thumbnailnew patent Fluid pumping system with a continuously variable transmission
A technique for providing a water pumping system suitable for fighting wildfire, flood mediation, sewage transport, and the like is revealed. The system includes an internal combustion engine, a cvt with an input shaft and an output shaft, and a pump with an axial flow impeller.

 Method and  determining a value of a variable parameter patent thumbnailnew patent Method and determining a value of a variable parameter
A control methodology and apparatus for an engine suitable for use in capacitor discharge ignition systems for internal combustion engines or brushless dc motors is provided, which make use of a simple logic block to determine for instance an ignition timing advance angle or duty cycle signal based on actual engine speed versus engine control parameter data stored in a table, which is a read-only memory, preferably configurable. To minimise memory space, a small number of values of engine control parameter versus engine speed are stored in the table and the logic block determines the required engine control signal for a measured value of engine speed by an interpolation process, preferably linear interpolation..
Freescale Semiconductor, Inc.


 Ignition coil for internal combustion engine patent thumbnailnew patent Ignition coil for internal combustion engine
An ignition coil for internal combustion engines is provided which includes a primary and a secondary coils magnetically coupled with each other, a case, a resistor, and a resinous filler. The case includes a case body in which the primary and secondary coils are disposed and a tubular high-voltage tower extending from the case body toward a head of the ignition coil.
Denso Corporation


 Tappet assembly for use in an internal combustion engine high-pressure fuel system patent thumbnailnew patent Tappet assembly for use in an internal combustion engine high-pressure fuel system
A tappet assembly for use in translating force between a camshaft lobe and a fuel pump assembly via reciprocal movement within a tappet cylinder having a guide slot. The tappet assembly includes a bearing assembly having a shaft and a bearing rotatably supported by the shaft for engaging the lobe.
Gt Technologies


new patent

Apparatus and controlling internal combustion engine

A heat-ray type of airflow meter has a signal processor for converting a detected intake air quantity into a frequency signal. An engine controller has a conversion table for converting the frequency signal into an air quantity.
Nissan Motor Co., Ltd.

new patent

Flap device for an internal combustion engine

A flap device for an internal combustion engine includes a flap body comprising at least one end position, a shaft which has the flap body arranged thereon, a housing which has a flow duct formed therein, an actuator which rotates the shaft in the flow duct, a lever which includes a lever surface, the lever being attached to the shaft outside of the flow duct, and an abutment which has the lever bear thereon in the at least one end position of the flap body. The flow duct includes a throughflow cross section which is regulated by a rotation of the shaft.
Pierburg Gmbh

new patent

Systems and methods for use with internal combustion engines and vehicles comprising the same

Systems, methods, and vehicles for use with internal combustion engines comprising combustion chambers that produce exhaust gases that include a stirling engine having a hot side and a cold side with the hot side being in thermal contact with exhaust gases produced by the internal combustion engine. The stirling engine is configured to be powered by heat from the exhaust gases during operation of the internal combustion engine, and a compressor powered by the stirling engine is configured to provide compressed air to combustion chambers of the internal combustion engine..
Purdue Research Foundation

new patent

Internal combustion engine with integrated air compressor

A piston-cylinder arrangement for an internal combustion engine includes a first cylinder bore in an engine with a first piston disposed therein. A combustion chamber may be positioned between walls of the first cylinder bore and the first piston.
Tonand Inc.

new patent

Ducted combustion systems utilizing venturi ducts

A ducted combustion system is disclosed. The ducted combustion system may include a combustion chamber, which is defined as an enclosure bound at a first end by a flame deck surface of a cylinder head of an internal combustion engine and bound at a second end by a piston top surface of a piston disposed within the internal combustion engine.
Caterpillar Inc.

new patent

Cooling system of internal combustion engine

A cooling system of an internal combustion engine includes a first flow passage supplying a cooling medium of the internal combustion engine to a radiator, a second flow passage branching from the first flow passage by a flow control valve to supply the cooling medium to a first heat exchanging portion, a third flow passage provided separately from the first flow passage to supply the cooling medium to a second heat exchanging portion via an on-off valve and a control portion controlling the on-off valve and the flow control valve based on a temperature of the cooling medium.. .
Aisin Seiki Kabushiki Kaisha

new patent

Control device for internal combustion engine and control cooling device

The invention of the present application relates to a control device and a control method for a cooling device. A cooling device includes a first cooling water passage of a cylinder head, a second cooling water passage of a cylinder block, a control valve that changes a ratio between a flow rate of the first cooling water passage and a flow rate of the second cooling water passage, and a water pump.
Hitachi Automotive Systems, Ltd.

new patent

Electrically heatable catalytic converter and manufacturing same

An electrically heatable catalytic converter (100, 200, 300, 400) for treating a gas stream, especially of the exhaust gas stream of an internal combustion engine, the electrically heatable catalytic converter (100, 200, 300, 400) has a tubular housing (101, 201, 301, 401), an interior space enclosed by the tubular housing (101, 201, 301, 401), and a porous structure, which is arranged in the interior space of the tubular housing (101, 201, 301, 401) and can be heated by an electric heater, in which the electric heater is a mineral-insulated heater (103, 203, 303, 403) with a heat conductor (104, 204, 304, 404), with at least one front-side connection opening (109, 209, 210, 309, 409) and with at least one outer metal jacket (108, 208, 308, 408), the mineral-insulated heater (103, 203, 303, 403) has at least one section (103, 203a, 203b, 303a), which is passed through a housing wall.. .
TÜrk & Hillinger Gmbh

new patent

Internal combustion engine and hydraulic controller for internal combustion engine

This internal combustion engine includes a piston, an oil jet that operates at a predetermined operating pressure to supply oil to the piston, and a hydraulic controller provided upstream of an oil passage including the oil jet. The hydraulic controller includes a constantly opened first passage through which the oil having a pressure lower than the predetermined operating pressure is supplied to the oil jet, a second passage provided alongside of the first passage and being openable and closable, through which the oil having a pressure higher than the predetermined operating pressure is supplied to the oil jet in combination with the first passage in a state where the same is opened, and an opening-closing control portion that controls the second passage to be in an open state when actuating the oil jet, and controls the second passage to be in a closed state when stopping actuating the oil jet..
Aisin Seiki Kabushiki Kaisha

new patent

Oil pump for internal combustion engine

A first fitting portion is coupled to a protruding end of the crankshaft to be rotatable about a crankshaft rotational axis. An intermediate member includes a first hole wall slidably supporting the first fitting portion in a first direction orthogonal to the crankshaft rotational axis so that the intermediate member rotates together with the crankshaft.
Honda Motor Co., Ltd.

new patent

Variable valve mechanism of internal combustion engine

In a variable valve mechanism of an internal combustion engine, when a slider is displaced relative to an input member and an output member in an axial direction, the output member turns relative to the input member in a swing direction, whereby a lift of a valve is increased or reduced. The variable valve mechanism is brought into a lift retaining state when the slider is placed in an idle running range located on a reducing direction side with respect to a boundary position.
Toyota Jidosha Kabushiki Kaisha

new patent

Piston assembly for internal combustion engine

An internal combustion engine may include an engine block, a cylinder within the engine block, and a piston within the cylinder. The piston may have an outer peripheral wall, and a groove in the outer peripheral wall of the piston may have a first edge and a second edge spaced from the first edge.
Aquarius Engines (a.m.) Ltd.

new patent

Engine with continuous gas exchange during momentum stroke

An internal combustion engine may include an engine block, a cylinder defining a combustion chamber, and a piston in the cylinder. The piston may travel in a first stroke from one end to an opposite end of the cylinder, and may be sized relative to the cylinder to enable an expansion stroke portion of the first stroke while the piston travels under gas expansion pressure, and a momentum stroke portion of the first stroke for the remainder of the first stroke following the expansion stroke portion.
Aquarius Engines (a.m.) Ltd.

new patent

Lubricants with zinc dialkyl dithiophosphate and their use in boosted internal combustion engines

A lubricating oil composition and method of for providing an acceptable number of low-speed pre-ignition events in a boosted internal combustion engine using the lubricating oil composition. The lubricating oil composition includes greater than 50 wt.
Afton Chemical Corporation

new patent

Lubricants with molybdenum and their use for improving low speed pre-ignition

A lubricating oil composition and method of operating a boosted internal combustion engine. The lubricating oil composition has not more than 150 ppm sodium and includes a major amount of a base oil and an additive composition that includes one or more overbased calcium-containing detergents having a total base number of greater than 225 mg koh/gram, in an amount sufficient to provide greater than 1100 ppm by weight to less than 2400 ppm by weight of calcium to the lubricating oil composition, and one or more molybdenum-containing compounds in an amount sufficient to provide at least about 80 ppm by weight molybdenum to the lubricating oil composition, all based on the total weight of the lubricating composition.
Afton Chemical Corporation

new patent

A lubricating oil composition and method of operating a boosted internal combustion engine. The lubricating oil composition includes a major amount of a base oil, one or more overbased calcium-containing detergents having a total base number of greater than 225 mg koh/gram, to provide greater than 900 ppm by weight to less than 2400 ppm by weight of calcium to the lubricating oil composition, and a low speed pre-ignition reducing amount of one or more titanium-containing compounds to provide from 10 ppm to 3000 ppm titanium and/or one or more tungsten-containing compounds to provide from 125 ppm to 3000 ppm tungsten, all based on the total weight of the lubricating composition.
Afton Chemical Corporation

new patent

Lubricants with magnesium and their use for improving low speed pre-ignition

A lubricating oil composition and method of operating a boosted internal combustion engine. The lubricating oil composition includes greater than 50 wt.
Afton Chemical Corporation

new patent

Lubricants with calcium-containing detergent and their use for improving low speed pre-ignition

A lubricating oil composition and method of operating a boosted internal combustion engine. The lubricating oil composition includes greater than 50 wt.
Afton Chemical Corporation

new patent

Composition containing ester compounds and a lubricating an internal combustion engine

The invention provides a lubricating composition containing a β-amino compound. The invention further relates to a method of lubricating an internal combustion engine by lubricating the engine with the lubricating composition.
The Lubrizol Corporation

new patent

Motorcycle having a system for increasing a rearing and a tilting limit of the vehicle and for increasing a longitudinal thrust of the vehicle

A motorcycle including a frame to which an internal combustion engine is associated, from which internal combustion engine at least one exhaust pipe of combusted gases departs, the exhaust pipe having an open terminal, the frame mounted on a front wheel and a rear wheel, a control board or unit included, for controlling torque produced by the engine and other parameters such as velocity of the vehicle and spatial position thereof with respect to the road surface. The motorcycle including a system to verify when the front wheel of the motorcycle detaches from the road surface during acceleration.
Ducati Motor Holding S.p.a.



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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