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Internal Combustion Engine patents

      

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




 Spark plug patent thumbnailSpark plug
A spark plug haying a center conductor, an insulator surrounding the center conductor, at least two electrodes forming a spark gap, and a spark plug body surrounding the insulator and haying an external thread arranged at the front end of the spark plug for screwing in to an internal combustion engine. A component that is attached to the front end of the spark plug and comes into contact with fuel during operation is formed as a sintered powder injection molded part, referred to as a mim component..
Federal-mogul Ignition Gmbh


 Heat exchanger patent thumbnailHeat exchanger
A heat exchanger for an internal combustion engine may include a base tube and a flange extending at least partially around the base tube. The flange may be formed as a forged piece..
Mahle International Gmbh


 Friction clutch device patent thumbnailFriction clutch device
A friction clutch for a drive train of a motor vehicle driven by an internal combustion engine. The clutch includes a rotatable shaft, a housing, at least one first clutch plate, at least one second clutch plate that is movable axially to a limited extent relative to the at least one first clutch plate to actuate the clutch.
Schaeffler Technologies Ag & Co. Kg


 Quick fit connector patent thumbnailQuick fit connector
A quick fit connector is disclosed for the return line of fuel injectors in an internal combustion engine. The connector includes a t- or l-shaped connector body having at least one connection branch insertable in a fuel return port of a fuel injector, a lower plate, an upper plate and a spring clip.
Gm Global Technology Operations Llc


 System containing nanoparticles and magnetizing components combined with an ultrasonic atomizer used for saving diesel in an internal combustion engine patent thumbnailSystem containing nanoparticles and magnetizing components combined with an ultrasonic atomizer used for saving diesel in an internal combustion engine
The present invention relates to a system comprising an ultrasonic atomizer and a magnetic component for efficient burning of a fluid fuel in a combustion chamber, said magnetizing component comprising a magnetizing material and nanoparticles comprising oxides of cobalt, zinc, aluminum and magnesium. In preferred embodiments, said magnetizing material comprises neodymium-iron-boron (ndfeb) magnet and said nanoparticles comprise co3o4, zno, al2o3 and mgo..

 Die cast closed deck engine block manufacture patent thumbnailDie cast closed deck engine block manufacture
A first die segment for forming an internal combustion engine block has cylindrical projections, and die core pieces disposed about the cylindrical projections. A second die segment has die core stubs positioned so as to extend between adjacent die core pieces when the segments are brought together.
Exco Engineering, A Division Of Exco Technologies Limited


 Multi-piece cylinder patent thumbnailMulti-piece cylinder
A cylinder is configured for use with a piston that moves through compression and combustion strokes between top and bottom positions in an internal combustion engine. The cylinder defines a bore in which the piston moves between the top and bottom positions.
Cobra Aero Llc


 Cylinder bore wall heat insulation device, internal combustion engine and vehicle patent thumbnailCylinder bore wall heat insulation device, internal combustion engine and vehicle
A cylinder bore wall thermal insulator is provided to a middle-lower part of a groove-like coolant passage of a cylinder block included in an internal combustion engine that includes a plurality of cylinder bores, and insulates part of a cylinder bore wall, the cylinder bore wall thermal insulator including a rubber member that comes in contact with part of a cylinder bore-side wall surface of the middle-lower part of the groove-like coolant passage that covers one cylinder bore, or covers two or more cylinder bores, a metal base member on which the rubber member is secured, and an elastic member that is provided to the metal base member, and biases the metal base member so that the metal base member presses the rubber member against the cylinder bore-side wall surface of the middle-lower part of the groove-like coolant passage, one or more elastic members being provided to each bore-covering part of the metal base member. The cylinder bore wall thermal insulator can selectively insulate an area of the cylinder bore wall that requires thermal insulation, and is rarely displaced due to vibrations or the flow of the coolant..
Toyota Jidosha Kabushiki Kaisha


 Fuzzy control of an internal combustion engine patent thumbnailFuzzy control of an internal combustion engine
To further reduce pollutant emissions during operation of an internal combustion using an exhaust catalytic converter and in particular to promptly detect and possibly even prevent a departure from the catalytic converter window, a first oxygen filling level in a front area of the exhaust catalytic converter and a second oxygen filling level in a rear area be determined as a function of a signal of a lambda sensor and that the fuel mixture of the internal combustion engine be influenced as a function of the two oxygen filling levels with the aid of a fuzzy controller.. .
Robert Bosch Gmbh


 Exhaust gas recirculation control device and exhaust gas recirculation control method patent thumbnailExhaust gas recirculation control device and exhaust gas recirculation control method
An exhaust gas recirculation control device controls an exhaust gas recirculation device that includes an exhaust gas recirculation passage adapted to circulate a portion of exhaust gas of an internal combustion engine from an exhaust passage downstream of a turbine of a turbo supercharger along an exhaust flow to an intake passage upstream of a compressor of the turbo supercharger along an intake flow and downstream of an air flow meter along the intake flow, and a recirculation control valve adapted to adjust an amount of exhaust gas circulated to the intake passage. Furthermore, the exhaust gas recirculation control device includes recirculation ratio setting means adapted to set a lower target recirculation ratio for a smaller intake air amount of the internal combustion engine..
Nissan Motor Co., Ltd.


Method of operating an internal combustion engine

A method is disclosed for operating an internal combustion engine equipped with an aftertreatment device. The internal combustion engine is equipped with a cylinder having an exhaust gas port intercepted by an exhaust valve, the exhaust valve being actuated by means of a variable valve actuation (vva) system, an aftertreatment device regeneration is detected, and the exhaust valve closure is anticipated using the variable valve actuation (vva) system during the aftertreatment device regeneration to provide an exhaust valve actuation profile having an anticipated exhaust valve closure with respect to a baseline exhaust valve actuation profile..
Gm Global Technology Operations Llc

Cooperative cam phaser and air throttle control

Methods and apparatus relate to air handling for an internal combustion engine system, particularly utilizing premixed air and fuel. The engine system includes an intake air throttle (iat) having a position set in response to the engine speed and a variable valve timing module having an intake valve timing set in response to the engine load.
Cummins Inc.

Valve motion measurement assembly for an internal combustion engine

A valve motion measurement assembly is provided for a cylinder valve of an internal combustion engine provided with a valve stem and with a valve head. The valve motion measurement assembly includes a valve position sensor, a supporting bracket provided with at least one sensor seat for the valve position sensor, and a sensor target element configured to be coupled to the valve stem at a distance from the valve head to follow the motion of the cylinder valve.
Gm Global Technology Operations Llc

Free piston engine

An internal combustion engine for providing a linear reciprocating movement of an output shaft along a longitudinal axis. The engine has a double sided cylinder that is bounded by an engine head at each side of the cylinder.

Outboard motor of a reciprocating piston internal combustion engine type

The outboard motor of the reciprocating piston internal combustion engine type has a crankshaft system with a crankshaft positioned upright within a machine housing of the internal combustion engine and having at an upper end region a flywheel. The flywheel is clad with a cover that extensively surrounds the flywheel starting at a top side of the internal combustion engine.
Neander Motors Ag

Method of operating a turbocharged automotive system

A method of operating an automotive system having an internal combustion engine equipped with an electric compressor and a turbocharger having a turbocharger compressor is disclosed. A surge threshold line and a pre-surge threshold line in a turbocharger compressor map are defined as a function of a turbocharger compressor pressure ratio and mass flow rate.
Gm Global Technology Operations Llc

Internal combustion engine cooling system

An engine has a cylinder block defining a cooling circuit with an inlet passage adjacent to a first end of the block and fluidly connected to a continuous open channel positioned between a side wall of the block and a plurality of in-line cylinders. The channel intersects a block deck face and extends alongside each cylinder of the plurality of cylinders.
Ford Global Technologies, Llc

Method for detecting the aging of a heterogeneous catalytic converter, exhaust after-treatment system for an internal combustion engine, and internal combustion engine

A method for detecting the aging of a heterogeneous catalytic converter, including the following steps: acquiring at least one measurement signal in a media flow passing through the catalytic converter downstream of the catalytic converter; applying a time-variant input signal to the media flow and/or the catalytic converter; evaluating a behavior of the at least one measurement signal as a function of the time-variant input signal; and detecting a state of aging of the catalytic converter.. .
Mtu Friedrichshafen Gmbh

Determining the conversion efficiency of an exhaust gas catalytic converter

In order to determine the conversion efficiency of at least one component of a catalytic converter box comprising at least one scr catalytic converter and an oxides of nitrogen storage catalytic converter for the aftertreatment of the exhaust gases of an internal combustion engine, wherein the catalytic converter box is associated at the downstream end with a nox sensor, at least for a limited period of time the internal combustion engine is operated such that a first of the two components does not affect the signal detected by means of the nox sensor and the conversion efficiency of the second component is determined depending on the signal of the nox sensor that is not affected by the first component.. .
Robert Bosch Gmbh

Method of controlling a particulate filter

A method of controlling a particulate filter of an internal combustion engine is disclosed. A regeneration cycle of the particulate filter is initiated.
Gm Global Technology Operations Llc

Exhaust gas housing for an exhaust gas system of an internal combustion engine

An exhaust gas housing for an exhaust gas system of an internal combustion engine, including a rail system which is provided for receiving at least one rectangular canning and which forms an insert which has a direction of insertion which is transverse to the direction flow, and which is also provided to positively fix at least one canning on a plane perpendicular to the direction of insertion.. .
Mtu Friedrichshafen Gmbh

Exhaust gas purification an internal combustion engine

An amount of ammonia flowing out from an scr catalyst is reduced at the time of carrying out rich spike control to reduce an amount of nox stored in an nsr catalyst. The nsr catalyst and the scr catalyst are arranged in order in an exhaust passage of an internal combustion engine which is able to be operated at a lean air fuel ratio, wherein a target air fuel ratio of exhaust gas flowing into the nsr catalyst during the rich spike control is made higher within the range of a rich air fuel ratio, in the case where the outflow of ammonia from the scr catalyst in accompany with the rich spike control is estimated or detected, than in the case where it is not estimated or detected..
Toyota Jidosha Kabushiki Kaisha

Method for thermally regulating an injector for injecting a reducing agent into an exhaust pipe of an internal combustion engine

A computer program, system and method are provided for thermally regulating an injector injecting a reducing agent into an exhaust pipe of an internal combustion engine. A pump is activated to deliver a coolant in a coolant circuit having a portion in heat exchange relation with the injector.
Gm Global Technology Operations Llc

Internal combustion engine

An internal combustion engine, wherein a chemical thermal storage device is provided with a first heater including a first element generating heat when chemically adsorbing a reaction medium supplied from a storage part through a first connection pipe and desorbing the reaction medium if heated by the heat of exhaust in a state chemically adsorbing the reaction medium and a second heater including a second element generating heat when chemically adsorbing a reaction medium supplied from a storage part through a second connection pipe and desorbing the reaction medium if heated by the heat of exhaust in a state chemically adsorbing the reaction medium and wherein the control device controls the opening degrees of the first valve and the second valve so that the reaction medium supplied to the second heater is preferentially recovered at the storage part.. .
Toyota Jidosha Kabushiki Kaisha

Method of operating an automotive system

A method is disclosed for operating an automotive system having an internal combustion engine equipped with an exhaust gas aftertreatment system including a lean nox trap (lnt) upstream of a selective catalytic reduction washcoated particulate filter (scrf). A lnt inlet temperature is monitored.
Gm Global Technology Operations Llc

Internal combustion engine and oil treatment use with the same

An internal combustion engine having an improved oil treatment system. The internal combustion engine may be a splash lubrication engine in which oil is flowed through an oil circulation circuit by a passive pump.
Kohler Co.

Multigrade lubricating compositions

The invention relates to a method of lubricating a mechanical device (such as an internal combustion engine) with a lubricating composition. The invention further relates to the use of the lubricating composition for an internal combustion engine to provide improved fuel economy and providing at least one of (i) wear reduction, (ii) control of corrosion, (iii) cleanliness, and (iv) soot control..
The Lubrizol Corporation



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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