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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


Control apparatus for internal combustion engine

Toyota Jidosha

Control apparatus for internal combustion engine

Gas-sensor-control device and control device of internal combustion engine

Denso

Gas-sensor-control device and control device of internal combustion engine

Gas-sensor-control device and control device of internal combustion engine

Toyota Jidosha

Control apparatus of vehicle

Date/App# patent app List of recent Internal Combustion Engine-related patents
01/22/15
20150025836
 Rough road determination device patent thumbnailRough road determination device
A rough road determination device (100) is mounted on a vehicle (1) that is equipped with an internal combustion engine (10) having a crank angle sensor (31). This rough road determination device is equipped with determination means (20) for determining whether or not a road on which the vehicle travels is a rough road, by comparing a first amplitude fluctuation amount as an amplitude fluctuation amount of one pulse of an output of the crank angle sensor, which is determined in advance on the basis of a rotational speed of the internal combustion engine, with a second amplitude fluctuation amount as an amplitude fluctuation amount of one pulse that is actually output from the crank angle sensor..
Toyota Jidosha Kabushiki Kaisha
01/22/15
20150025779
 Control  internal combustion engine patent thumbnailControl internal combustion engine
When a stop position of a piston resulting from the automatic stop is in a range that is on an advance side of a threshold in terms of crank angle, fuel injection is performed at beginning of the automatic restart-up in the cylinder that is in the intake stroke and an ignition is performed in a subsequent initial compression stroke in the same cylinder. When the stop position of the piston resulting is in a range that is on a retard side of the threshold in terms of crank angle, initial fuel injection is performed in the cylinder that next enters an intake stroke among the cylinders of the internal combustion engine after the beginning of automatic restart-up and initial ignition is performed in a subsequent compression stroke in the same cylinder.
Toyota Jidosha Kabushiki Kaisha
01/22/15
20150025778
 Gas-sensor-control device and control device of internal combustion engine patent thumbnailGas-sensor-control device and control device of internal combustion engine
A constant current is made to flow between sensor electrodes by a constant current circuit provided in the outside of the oxygen sensor, whereby the output characteristics of an oxygen sensor can be changed. Further, when a specified current-switching-permission condition is met, a value of current flowing between the sensor electrodes is switched and a direct current resistance value (internal resistance value) of the oxygen sensor is computed from a difference in the output of the oxygen sensor and a difference in the value of the current between before and after switching the value of the current flowing between the sensor electrodes.
Denso Corporation
01/22/15
20150025760
 Control apparatus of vehicle patent thumbnailControl apparatus of vehicle
Disclosed is a control apparatus of a vehicle which can control an internal combustion engine and a continuously variable transmission. The control apparatus is partly constituted by an ecu adapted to calculate a required drive force and a fuel consumption amount g.
Toyota Jidosha Kabushiki Kaisha
01/22/15
20150025720
 Method and  fault mitigation in a torque machine of a powertrain system patent thumbnailMethod and fault mitigation in a torque machine of a powertrain system
A powertrain system includes a torque machine rotatably coupled to an internal combustion engine via a pulley mechanism. The torque machine and the internal combustion engine are configured to transfer torque to a driveline and include a first sensor configured to monitor rotation of the engine and a second sensor configured to monitor rotation of the torque machine.
Gm Global Technology Operations Llc
01/22/15
20150024901
 Electric all-wheel drive vehicle powertrain patent thumbnailElectric all-wheel drive vehicle powertrain
An all-wheel drive vehicle includes a first drive axle and a second drive axle, a transaxle, an internal combustion engine, and an electric motor. The first drive axle and second drive axle are separated by a distance, and each drive axle is coupled with a respective pair of drive wheels.
Gm Global Technology Operations Llc
01/22/15
20150023781
 Starting device patent thumbnailStarting device
A starting device includes a pump impeller, a turbine runner for rotating together with the pump impeller, a damper mechanism having an input element receiving power from an internal combustion engine, an output element coupled to a speed change device, an intermediate element between the input and output elements, and a dynamic damper for damping vibration at a predetermined frequency among vibration transferred to the speed change device. The starting device includes a first dynamic damper having an elastic member and a first mass body coupled the first elastic member, and coupled to the intermediate element; and a second dynamic damper having an elastic member and a second mass body connected to the second elastic member, and coupled to the intermediate element.
Aisin Aw Co., Ltd.
01/22/15
20150021861
 Engine having piston with l-shaped timing ring patent thumbnailEngine having piston with l-shaped timing ring
An internal combustion engine is disclosed. The engine may have an engine block at least partially defining a cylinder, a liner disposed within the cylinder, and at least a first gas exchange port passing through an annular surface of the liner.
Caterpillar Inc.
01/22/15
20150021508
 Valve bridge assembly having replaceable sleeve inserts patent thumbnailValve bridge assembly having replaceable sleeve inserts
A valve bridge assembly is disclosed for use with an internal combustion engine. The valve bridge assembly may have a valve bridge with a center portion, opposing lateral extensions, a central cavity formed within the center portion, and a bore formed within each of the opposing lateral extensions.
Electro-motive Diesel, Inc.
01/22/15
20150021417
 Fuel injector and  making same patent thumbnailFuel injector and making same
The invention relates to a fuel injector (1) for an internal combustion engine. The fuel injector (1) is comprised of an injector body (5) with an injector tip (6).
Ford Global Technologies, Llc
01/22/15
20150021246

Fuel filter of an internal combustion engine and heating sensor module of a fuel filter


A fuel filter, in particular diesel fuel filter (10), of an internal combustion engine, in particular of a motor vehicle, and a heating sensor module (72) are described. A filter housing (14) has at least one inlet for the fuel to be cleaned and at least one outlet (32) for the cleaned fuel.
Mann+hummel Gmbh
01/22/15
20150021112

Drive assembly with electric machine and motor vehicle having such a drive assembly


The invention elates to an electric drive assembly for a multi-axle driven motor vehicle which comprises an internal combustion engine, a multi-step transmission with an output shaft for driving a rear axle, as well as an optionally driveable front axle. The drive assembly comprises an electric machine (6), a reduction gearing (7) drivingly connected to the electric machine (6), a driveshaft (9) drivingly connected to the reduction gearing (7) and drivingly connectable to a front propeller shaft (65) for driving the front axle, and a housing 5 in which the electric machine (6) and the reduction gearing (7) are arranged.
Gkn Driveline International Gmbh
01/22/15
20150020966

Apparatus and forming lubricant recess having minute configuration in curved inner surface


Disclosed is an apparatus and method for forming lubricant recesses having minute configurations by applying a photolithograph method in a curved inner surface, such as a cylinder bore surface of a cylinder block, the inside of a cylinder liner, the inside of a compressor cylinder, a big end of a connecting rod, a big end bearing, a shaft insertion hole of a rocker arm, or the like in an internal combustion engine.. .
Hwabaek Engineering Co., Ltd.
01/22/15
20150020785

Crankcase ventilation device


A vehicle may include an internal combustion engine having a crankcase and a crankcase ventilation device. The crankcase ventilation device may have at least one oil separating device and an oil return that feeds separated oil back to the crankcase.
Mahle International Gmbh
01/22/15
20150020783

Internal combustion engine


A second recirculation passage recirculates blow-by gas at an upstream section, which is upstream of an impeller of a turbocharger in an intake passage. A first passage branches and extends from a downstream section, which is downstream of the impeller in the intake passage.
Toyota Jidosha Kabushiki Kaisha
01/22/15
20150020782

Turbo pump


An exhaust turbo pump of an internal combustion engine has multiple pairs of turbine and compressor wheels rotatable about a common axis, an inner pair of wheels being connected by a tubular shaft rotatable relative to a spindle connecting an outer pair of wheels. One pair of wheels comprises a turbocharger for inlet air, and another pair of wheels comprises a low pressure egr pump..
Jaguar Land Rover Limited
01/22/15
20150020780

Device and diagnosing evaporated fuel processing device


An evaporated fuel processing apparatus includes a blocking valve configured to selectively allow and shut off communication between a canister and a fuel tank, and adsorbs evaporated fuel by the canister by opening the blocking valve during fuel filling, wherein the evaporated fuel occurs in the fuel tank, and performs a purge operation of introducing purge gas into an intake air line of an internal combustion engine with the blocking valve closed while the internal combustion engine is operating, wherein the purge gas contains a fuel component released from the canister. A diagnostic apparatus is configured to diagnose whether or not the blocking valve is abnormal, based on sensing of evaporated fuel flowing through the blocking valve while the purge operation is being performed..
Nissan Motor Co., Ltd.
01/22/15
20150020777

System and estimating high-pressure fuel leakage in a common rail fuel system


A system and method for measuring fuel pressure decreases in a fuel accumulator of an internal combustion engine is provided. The system includes the ability to stop a fuel flow to a fuel accumulator of the engine.
Cummins Inc.
01/22/15
20150020775

Enhanced tractive power at low speeds


A method is disclosed for operating an internal combustion engine in which a coolant temperature of an engine coolant of the internal combustion engine is determined and is compared with a predetermined threshold temperature. If the coolant temperature is higher than the predetermined threshold temperature, a thermal input into the engine coolant is reduced by changing at least one operating parameter of the internal combustion engine.
Ford Global Technologies, Llc
01/22/15
20150020773

Stop control internal combustion engine


A stop control apparatus (100) for an internal combustion engine performs stop control of a three-or-less cylinder internal combustion engine (200). The stop control apparatus for the internal combustion engine is provided with: a determining device (161) configured to determine a compression stroke immediately before the internal combustion engine stops; and a throttle valve controlling device (168) configured to control an opening degree of a throttle valve (208) to be a predetermined opening degree while an intake valve (211) is closed in all cylinders, in the compression stroke immediately before the internal combustion engine stops, which is determined by the determining device.
Toyota Jidosha Kabushiki Kaisha
01/22/15
20150020772

Method for operating an internal combustion engine


An internal combustion engine has an intake channel which opens via a first valve into a crankcase of the engine. The first valve opens at a first frequency (f1).
Andreas Stihl Ag & Co. Kg
01/22/15
20150020769

Apparatus and igniting a gaseous fuel in a direct injection internal combustion engine


An apparatus and method for igniting a gaseous fuel directly introduced into a combustion chamber of an internal combustion engine comprises steps of heating a space near a fuel injector nozzle; introducing a pilot amount of the gaseous fuel in the combustion chamber during a first stage injection event; controlling residency of the pilot amount in the space such that a temperature of the pilot amount increases to an auto-ignition temperature of the gaseous fuel whereby ignition occurs; introducing a main amount of the gaseous fuel during a second stage injection event after the first stage injection event; and using heat from combustion of the pilot amount to ignite the main amount.. .
Westport Power Inc.
01/22/15
20150020766

Prechamber device for an internal combustion engine


The disclosure is directed to an internal combustion engine having an improved prechamber device. The prechamber device includes features that provide improved mixing of fuel and air, specifically, a plurality of ribs positioned in a cavity of the prechamber device.
Cummings Inc.
01/22/15
20150020765

Combustion bowl of piston


A piston for a compression ignition internal combustion engine includes a piston body having an outer cylindrical surface defined along a longitudinal piston axis. A piston includes a combustion face defining a combustion bowl including an inner bowl surface, an inner rim portion and an outer rim portion.
Electro-motive Diesel, Inc.
01/22/15
20150020764

Ignition system for low grade synthesis gas at high compression


An igniter system for a reciprocating piston internal combustion engine having one or more cylinders including at least one igniter per cylinder is disclosed. The igniter system can comprise: a combustion chamber connected to a main cylinder of the engine by a restricted diameter bore, wherein a lean burn fuel mixture is introduced into the combustion chamber by the normal compression stroke of the engine; a hydrogen valve that injects a hydrogen rich gas into the combustion chamber forming a mixture of hydrogen and air having a hydrogen concentration above the stoichiometric ratio for hydrogen and air in the combustion chamber; and a spark ignition source that injects hot unburned hydrogen into the main cylinder, thereby initiating ignition..
V-grid Energy Systems
01/22/15
20150020762

Sound generator for an anti-noise system for influencing exhaust noise and/or intake noise of a motor vehicle


A sound generator 103 for an anti-noise system for influencing sound waves propagating in exhaust systems or intake systems of vehicles driven by an internal combustion engine includes a loudspeaker basket 123, a membrane 122 supported by the loudspeaker basket 123, a permanent magnet 121 supported by the loudspeaker basket 123, a voice coil 126 supported by a voice coil carrier 125 and a membrane stop 150. The voice coil 126 is located within a constant magnetic field generated by the permanent magnet 121.
Eberspacher Exhaust Technology Gmbh & Co. Kg
01/22/15
20150020760

Four-cycle internal combustion engine


A four-cycle engine has an engine block having a cylindrical bore and an enclosed oil reservoir. Lubrication oil is inhaled from the oil reservoir and splashed to lubricate inner parts of the engine.
Etg Limited
01/22/15
20150020757

Engine with cylinder liner with bonding layer


A cylinder liner for an engine block assembly of an internal combustion engine is provided. The cylinder liner includes a liner member formed of cast iron and presenting an outer surface.
Federal-mogul Corporation
01/22/15
20150020645

Starter unit for a mobile device with an internal combustion engine


The starter unit comprising a starter shaft, a transmission, a clutch and a spring accumulator. The starter shaft is mounted in a longitudinally displaceable manner.
01/22/15
20150020582

System for taking exhaust gas samples from internal combustion engines


A system for taking exhaust gas samples from internal combustion engines includes an exhaust gas duct comprising an outflow cross section and an exhaust gas inlet. The exhaust gas duct communicates with an exhaust gas source via the exhaust gas inlet.
Avl Emission Test Systems Gmbh
01/22/15
20150020581

Method and device for ascertaining a position of a camshaft and a phase of an internal combustion engine


A device for ascertaining a camshaft position and a phase of an internal-combustion engine having multiple cylinders, including a first position sensor wheel having multiple teeth on its circumference and rotatably and fixedly connected to an engine camshaft; a first position sensor for detecting a tooth flank position of the first wheel; a transmission connecting the camshaft to a crankshaft; a second position sensor wheel having at least one tooth on its circumference and being connected to the transmission so that it is synchronously driven with the camshaft, and a second position sensor for detecting a tooth flank position of the second wheel. For ascertaining a camshaft position and a phase of an engine with this device, a camshaft position is assigned to a position of a tooth flank of the first wheel and a phase of the engine is assigned to a tooth flank position of the second wheel..
Robert Bosch Gmbh
01/22/15
20150020525

Exhaust-gas distributor


An exhaust gas distributor for an exhaust gas system of a motor vehicle internal combustion engine includes a distributor housing having a first exhaust gas path fluidically connecting a first inlet opening, associated with at least one cylinder of the internal combustion engine, to a first outlet opening associated with a turbine of an exhaust gas turbocharger, a second exhaust gas path fluidically connecting a second inlet opening, associated with at least one cylinder of the internal combustion engine, to a second outlet opening associated with the turbine, and a third exhaust gas path fluidically connecting the second exhaust gas path to a third outlet opening associated with an exhaust gas cooler, and an adjustable control element controlling the distribution of an exhaust gas flow from the second inlet opening to the second outlet opening and the third outlet opening. The control element in its end positions cooperates with stop contours.
Daimler Ag
01/22/15
20150020509

Method and system for maximizing fuel efficiency of an internal combustion engine


The exemplary embodiments herein provide a system and method for maximizing the fuel efficiency of an internal combustion engine. The system includes an insert for placement in portions of an exhaust system downstream from the header but before the muffler.
01/15/15
20150019112

Control device for internal combustion engine


Knocking and misfire are judged by detecting combustion ions generated in a combustion chamber with an ion sensor, obtaining an integral signal by integrating the ion signal, and comparing the integral signal with a misfire judgment value and a knocking judgment value based on a signal obtained by averaging integral signals of prescribed past cycles. It is possible to: reduce a computation load by detecting misfire and knocking with an identical ion sensor and carrying out a judgment treatment with identical judgment function logic; and detect trace knocking by setting a knocking judgment threshold value and hence increase the accuracy of ignition timing control..
Hitachi Automotive Systems, Ltd.
01/15/15
20150019111

System and alerting and suppression of detonation and/or pre ignition phenomena in internal combustion engines by monitoring rpm fluctuation


An engine system with advance detection of detonation and/or pre ignition, the system comprising an engine, operative for propulsion of a vehicle by generating rotational motion, whose rotational velocity over time is monitored; and a detonation and/or pre ignition detector operative to provide an alert for impending detonation and/or pre ignition of the engine, if the rotational velocity fluctuates over time to an extent which is predetermined to be unsafe.. .
Israel Aerospace Industries Ltd.
01/15/15
20150019110

Fuel injection control device and fuel injection control internal combustion engine


An electronic control unit detects a manner of fluctuation of a fuel pressure with injection of fuel by a fuel injection valve with the use of a fuel pressure sensor, and calculates a tendency of deviation of an actual fuel injection characteristic of the fuel injection valve with respect to a basic fuel injection characteristic on the basis of a result of comparison between a detected temporal waveform and a basic temporal waveform. The tendency of deviation is reflected at a predetermined reflection rate (r) at the time of updating a learned value (gij) for compensating for an individual difference of the fuel injection valve.
Toyota Jidosha Kabushiki Kaisha
01/15/15
20150019109

Method and device for controlling an internal combustion engine


In a method for controlling the stopping behavior of an internal combustion engine, after a stop request, an air metering device initially reduces the volume of air supplied to the internal combustion engine during the stop and subsequently increases this volume of air again at an opening crankshaft angle (kwopen), the opening crankshaft angle (kwopen) being oriented to an undercut crankshaft angle (kwlow), at which a speed (n) of the internal combustion engine when stopping drops below a predefinable speed threshold value (ns). The time characteristic of the speed (n) of the internal combustion engine after the stop request is influenced in such a way that the internal combustion engine comes to a halt in a predefinable target crankshaft angle range..
Robert Bosch Gmbh
01/15/15
20150019079

Method of inhibiting an automatic engine stop during steering maneuver


A method of inhibiting an automatic engine stop in an automotive system is disclosed. The automotive system includes a controller for automatically stopping and starting an internal combustion engine, and an electric steering system.
Gm Global Technology Operations Llc
01/15/15
20150019077

Vehicle having electrical consumers integrated with a physical onboard power supply system


A vehicle with an internal combustion engine, with a physical onboard power supply system and with at least one electrical energy source, wherein electrical consumers are integrated in the physical onboard power supply system and the physical onboard power supply system comprises a switchable terminal 15, wherein, when the terminal 15 is actuated and the internal combustion engine is switched off or when the internal combustion engine is running at a low rotational speed, each of the electrical consumers is assignable by a control device to either a first group of electrical consumers or a second group of electrical consumers, an electrical consumer of the first group is at least partly able to be switched on and off by a user, an electrical consumer of the second group cannot be switched by the user, and an electrical consumer which is switched on at least partly can be supplied with electrical power from the at least one electrical energy source.. .
Bayerische Motoren Werke Aktiengesellschaft
01/15/15
20150019056

Method and device for driving a motor vehicle with hybrid drive


A method for driving a motor vehicle includes selecting a drive mode. The motor vehicle has a hybrid drive including an internal combustion engine and an electric machine for providing a drive torque (t) for driving the motor vehicle.
Dr. Ing. H.c.f. Porsche Aktiengesellschaft


Popular terms: [SEARCH]

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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