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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


Detecting device and detecting method

Apparatus for controlling vehicle and method for controlling vehicle

Hybrid vehicle propel-charge bias control method

Date/App# patent app List of recent Internal Combustion Engine-related patents
09/11/14
20140257671
 Method of controlling a power train of a vehicle and device for carrying out said method patent thumbnailMethod of controlling a power train of a vehicle and device for carrying out said method
The present invention relates to a method and device for controlling a vehicle, more particularly, the power train of a compacting machine for earth moving operations, comprising a hydraulic travel pump and a hydraulic travel motor. Control is effected according to a specified control profile when a specified driving operation is to be carried out in that an adjustment of the travel pump is carried out which is independent of the rotational speed of the internal combustion engine.
09/11/14
20140257670
 Detecting device and detecting method patent thumbnailDetecting device and detecting method
A detecting device (1) detects a combustion state of an internal combustion engine (2) that transmits power via a crankshaft (11). The detecting device (1) includes a calculation unit (1b) that calculates a mass burn fraction by detecting a crank angle, on the basis of a frequency component showing a state change amount of a state change of a detection target according to a change in a cylinder pressure depending on a combustion cycle of the engine (2), and including a harmonic wave component of a fundamental wave of the frequency component..
09/11/14
20140257652
 Apparatus for controlling vehicle and method for controlling vehicle patent thumbnailApparatus for controlling vehicle and method for controlling vehicle
An apparatus for controlling a vehicle includes a target rotational speed calculator, a transmission controller, a fuel supply stop controller, and an inhibition controller. The target rotational speed calculator is configured to calculate a target rotational speed of an internal combustion engine in accordance with a drive condition of the vehicle.
09/11/14
20140257615
 Hybrid vehicle propel-charge bias control method patent thumbnailHybrid vehicle propel-charge bias control method
A hybrid-electric vehicle carries batteries for storing reserve electrical power. The batteries have a state of charge which is monitored by a control system.
09/11/14
20140256488
 Belt tensioner patent thumbnailBelt tensioner
A belt tensioner for attaching to a generator of an auxiliary unit drive of an internal combustion engine, including a tensioner housing mounted on the generator having a cavity, two tensioning rollers which act with a pretensioning force on the belt in a direction of revolution upstream and downstream of the pulley of the generator, a bow spring which produces the pretensioning force accommodated in the cavity, a circular-arc-shaped tensioning lever mounted in the cavity movable in a plane of the circular arc and which is acted on by the force of the bow springs and supports one of the tensioning rollers, and a sliding bearing for the tensioning lever, which sliding bearing extends at the inlet of the cavity. The tensioning lever has a steel core with an aluminum sheath which completely encloses the part of the steel core which extends outside the cavity and inside the sliding bearing..
09/11/14
20140256486
 Tensioning device with spring diaphragm patent thumbnailTensioning device with spring diaphragm
A tensioning device, in particular for a highly dynamic endless drive, such as a chain drive or a belt drive for an internal combustion engine, comprises a tensioner housing, a tensioning piston displaceably arranged in the tensioner housing, a pressure chamber formed between the tensioner housing and the tensioning piston and a pressure medium inlet leading into the pressure chamber and including a non-return valve. In order to meet also new demands, in the case of which oil pumps with having a low feed pressure are used, the present device discloses that a valve body of the non-return valve is defined by a leaf spring diaphragm.
09/11/14
20140255617
 Method for forming coating film on piston of internal combustion engine and coating film forming apparatus patent thumbnailMethod for forming coating film on piston of internal combustion engine and coating film forming apparatus
Disclosed is a method for forming a double-layer, solid lubricant coating film on an external surface of a skirt portion of a piston in an internal combustion engine. This method includes the steps of (a) applying on the external surface of the skirt portion a solid lubricant composition containing a dark-color component, thereby forming thereon a precursor film; and (b) solidifying the precursor film by an irradiation with a laser beam from a laser oscillator, while moving at least one of the piston and the laser oscillator.
09/11/14
20140255281
 System and method for exhaust gas after treatment patent thumbnailSystem and method for exhaust gas after treatment
A hydrocarbon selective catalytic reduction (hc-scr) catalyst is regenerated using a nitrogen-based reductant agent. The hc-scr catalyst is in communication with a power system such as an internal combustion engine and receives exhaust gasses from the internal combustion engine.
09/11/14
20140253265
 Electromagnetic actuating apparatus, in particular for camshaft adjustment of an internal combustion engine patent thumbnailElectromagnetic actuating apparatus, in particular for camshaft adjustment of an internal combustion engine
An electromagnetic actuating apparatus with a first armature arrangement axially displaced between a rest and actuating position and connected to a first actuating element. A pole core is brought into magnetic operative connection with the first armature arrangement.
09/11/14
20140252777
 Power generation system with controlled enclosure openings patent thumbnailPower generation system with controlled enclosure openings
A power generation system that includes a generator comprising an alternator and an internal combustion engine configured to drive the alternator to generate power. The power generation system may provide power one or more loads.
09/11/14
20140252122
Heatable injector for fuel injection in an internal combustion engine
A heatable injector for fuel injection in an internal combustion engine, the injector having an injector housing, a fuel space which is situated inside the injector housing, an adjustable injector needle which is arranged in the injector housing for opening and closing a fuel discharge opening of the injector housing, and a heating device which is arranged inside the injector housing with a heating element for heating the fuel which is situated in the fuel space. The heating element is configured as a coating of a boundary face of the injector with respect to its fuel space, the coating being composed of a carbon nanoparticle material..
09/11/14
20140251875
Process and system for processing tar sand
A process and system to separate crude from tar sands. A tar sand and crude oil mixture is created using ground tar sands.
09/11/14
20140251292
Fuel control system and associated method
A fuel control system and method for providing fuel to an internal combustion engine are provided. The fuel control system generally includes at least one valve device structured to deliver a fuel supply to the engine, a first fuel source structured to provide a primary fuel to the valve device, a second fuel source structured to provide an alternate fuel to the valve device, and an electronic controller structured to control the valve device.
09/11/14
20140251289
Intake housing including a heat exchanger
The invention concerns an intake housing 1 for an internal combustion engine, capable of receiving a heat exchanger for exchanging heat between a feed gas stream circulating in the housing and a coolant, wherein said intake housing 1 includes a space 3 for the circulation of the feed gas and a space 2 for receiving the heat exchanger, said receiving space 2 being defined by at least a first metal component 4, 5 including at least one extension 16, 17 that is in one piece with the first metal component 4, 5, said extension 16, 17 at least partially defining the space 3 for the circulation of the feed gas.. .
09/11/14
20140251287
Egr controller for internal combustion engine
While an egr valve is closed, a total gas flow rate is computed based on an intake air pressure. An error of the total gas flow rate is learned and corrected.
09/11/14
20140251286
Emission system and method of selectively directing exhaust gas and air within an internal combustion engine
A powertrain includes a combustion chamber, an intake assembly, an exhaust manifold, and a pump. The combustion chamber is configured for combusting an air and fuel mixture.
09/11/14
20140251281
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 for an internal combustion engine is reached, the direct injector is driven in the following manner. That is, target fuel injection amounts are set on the basis of the engine operating state in order from the fuel injection with the highest priority among fuel injection in a compression stroke, fuel injection in the late stage of an intake stroke, and fuel injection in the early stage of the intake stroke in the direct injector, and the abovementioned setting continues until the total value of the target fuel injection amounts reaches the requested fuel injection amount.
09/11/14
20140251280
Control apparatus for internal combustion engine and control method for internal combustion engine
A control apparatus that controls a fuel supply system of an internal combustion engine of a vehicle, the fuel supply system including a low-pressure fuel supply mechanism that injects low-pressure fuel into an intake port of the internal combustion engine, and a high-pressure fuel supply mechanism that injects high-pressure fuel into a cylinder of the internal combustion engine, includes a control portion that controls a supply of fuel to the internal combustion engine from the fuel supply system. Immediately after the vehicle stops, when the internal combustion engine satisfies a predetermined condition, the controller idles the internal combustion engine by supplying the high-pressure fuel to the internal combustion engine by the high-pressure fuel supply mechanism, and after stopping the supply of fuel by the high-pressure fuel supply mechanism, idles the internal combustion engine by supplying the low-pressure fuel to the internal combustion engine by the low-pressure fuel supply mechanism..
09/11/14
20140251278
Fuel injection method and combustion engine with early pre-injection
A fuel injection method in an internal combustion engine and an internal combustion engine for performing the fuel injection method. The method includes heating fuel to a temperature between 300° f.
09/11/14
20140251275
Fuel injector fueling equalization system and method
The disclosure provides a system and method for detecting inhomogeneous fueling between fuel injectors in an internal combustion engine without resorting to a measurement of the amount of fuel delivered by each fuel injector, permitting rapid and effective adjustment of fueling by any fuel injector deviating from the homogeneity of other fuel injectors in the engine. The benefit of modifying fueling in this manner is that fueling by each fuel injector 38 is balanced independent of actual measurements of fuel delivery, simplifying the process of correcting cylinder-to-cylinder fueling imbalances.
09/11/14
20140251270
Throttle body fuel reservoir
A throttle body is provided with an internal fuel reservoir for relieving pressure waves and for assisting hot start conditions of an associated small internal combustion engine employing a low pressure fuel injection system.. .
09/11/14
20140251268
Exhaust gas purification system for internal combustion engine
It is intended to provide an exhaust gas purification system for an internal combustion engine, which is capable of suppressing hc emission increase and raising the temperature of an exhaust gas purifier at an early stage while maintaining stable combustion during the warm-up operation such as immediately after the engine starting. The system is provided with: an air flow control unit 50 for reducing a flow rate of air supplied to the engine 1 to raise a temperature of the exhaust gas exhausted from the engine 1; and an activation timing control unit 52 for controlling a timing of activating the air flow control unit 50, and the activation timing control unit is configured to control the timing of activating the air flow control unit 50 so that a combustion state in the engine 1 does not become unstable when the air flow control unit 50 is activated and the air to be supplied to the engine 1 is reduced..
09/11/14
20140251266
Auxiliary valve motions employing disablement of main valve events and/or coupling of adjacent rocker arms
In controlling valve motions of an internal combustion engine, after determining that engine braking operation has been initiated, a deactivation mechanism disposed within a main valve train is activated thereby disabling conveyance of main valve events from a main valve motion source to a valve via the main valve train. Engine braking valve events are enabled for the valve, which may include two-stroke engine braking.
09/11/14
20140251259
Prechamber system for an internal combustion engine
Pre-chamber system for an internal combustion engine with: -a pre-chamber having a wall, -a spark plug having at least one electrode, -a gas introduction device, particularly a gas valve, -a gas channel connecting the gas introduction device to the pre-chamber via an inlet opening, -a rise channel for connecting the pre-chamber to a combustion chamber of the internal combustion engine, -a guiding device for influencing the flow of the gas in the pre-chamber, said guiding device being arranged adjacent to the inlet opening in such a manner that in operation, a volume flow of hot gas flowing into the pre-chamber via the rise channel and reaching the electrode of the spark plug is reduced by the guiding device.. .
09/11/14
20140251255
Piston
A piston for an internal combustion engine may include a surface in a region on a crankshaft side. The piston may include a thermally conductive coating disposed on the surface via thermal spraying..
09/11/14
20140251254
Oil scraper ring for a piston of an internal combustion engine
The invention relates to an oil scraper ring (1) for a piston (13) of an internal combustion engine, comprising several lamellae (2, 3), each having a joint (19, 19′), and a meander-shaped spacer spring (4) having a joint (17). In order to prevent the ends of the spacer spring (4) and the lamella (2) from interlocking, the joint (19) of the lamella (2) encloses an acute angle with the radius of the lamella (2)..
09/11/14
20140251253
Pressure support for engine valve stem seals
A valve stem seal assembly for an internal combustion engine includes an annular rigid case disposed around a valve guide and a valve stem. An annular elastomeric body is press fit within the annular rigid case and including a radially inwardly extending seal lip in sealing contact with the valve stem.
09/11/14
20140251247
System for varying cylinder valve timing in an internal combustion engine
A variable engine valve timing control system has a cam phase actuator, with first and second actuator ports, to adjust a rotational phase of a camshaft relative to a crankshaft. A first control valve selectively couples the first actuator port to either an engine oil pump or a first valve port.
09/11/14
20140251244
Valve timing control apparatus
A valve timing control apparatus includes: a drive-side rotor rotating in synchronization with a crankshaft of an internal combustion engine; a driven-side rotor arranged to have the same shaft center as the drive-side rotor, rotating in synchronization with a camshaft for opening and closing valves; a fluid pressure chamber formed between the drive-side driven-side rotors; a partitioning portion provided in at least one of the drive-side and driven-side rotors; a timing advance chamber and a timing delay chamber formed by partitioning the fluid pressure chamber by the partitioning portion; a lock mechanism including a lock member and a concave portion a lock release flow path through which operating fluid supplied and discharged to and from the concave portion is circulated; a valve arranged in the middle of the lock release flow path; and a control unit controlling the operation of the valve.. .
09/11/14
20140251243
Variable valve system, control apparatus and variable valve apparatus for internal combustion engine
A variable valve system for an internal combustion engine includes a plurality of engine valves provided per one cylinder; a swing arm configured to perform an opening-and-closing operation of at least one of the plurality of engine valves by swinging about a fulcrum given by a support member; a variable lift mechanism configured to cause the swing arm to swing, and to vary a lift amount of the at least one of the plurality of engine to valves; a valve stop mechanism provided for the at least one of the plurality of engine valves and configured to stop the opening-and-closing operation of the at least one of the plurality of engine valves by producing a lost motion of the support member; and an engine-speed limiting section configured to variably limit a maximum rotational speed of the internal combustion engine in accordance with a displacement amount of the lost motion.. .
09/11/14
20140251238
Heat exchanging system for internal combustion engine
A heat exchanging system for an internal combustion system is disclosed herein. The heat exchanging system includes a pusher fan assembly, positioned between the internal combustion engine and a radiator.
09/11/14
20140251237
Hydrogen supplemental system for on-demand hydrogen generation for internal combustion engines
A portable, on-demand hydrogen generation system producing hydrogen and injecting the hydrogen into the air intake of internal combustion engines. Hydrogen and oxygen is produced with an electrolyzer from nonelectrolyte water in a supply tank.
09/11/14
20140251236
Hydrogenation system for internal combustion engine
A hydrogenation system is disclosed for controlling the air-fuel ratio in an internal combustion engine and using engine waste heat to produce hydrogen for supplying into the engine to achieve the purposes of reducing air pollution and saving fuel; and includes a fuel-water solution supply unit, a catalytic converter, a first temperature detecting switch, a fuel supply control unit, a coolant supply unit and a second temperature detecting switch. When the first temperature detecting switch detects the catalytic converter has reached a working temperature for producing hydrogen, an amount of fuel-water solution is supplied to the catalytic converter and subjected to molecular rearrangement for producing hydrogen gas, which is sent into the engine to burn along with fuel.
09/11/14
20140250992
Internal combustion engine test system and computer program
It is intended to display a schematic diagram of substantially the whole of an internal combustion engine test system on a screen and a color, brightness, pattern or shape of a symbol representing a test device shown in the schematic diagram are changed according to a degree of operation safety of the test device, whereby a user is allowed to intuitively recognize a situation relating to the safety of the entire system at a glance.. .
09/11/14
20140250884
Control device for internal combustion engine
A control device of the invention is applied to an engine including a supercharger and a mechanism to allow area of an opening of a passage space to be variable, which space is to pass through exhaust gas guided to the supercharger. The control device changes the above area and a fuel supply amount to a combustion chamber based on a first degree of change in torque and a second degree of change in torque.
09/11/14
20140250876
Method and apparatus for operating an engine on natural air
The present invention relates to an engine that runs on natural air pressure, more particularly to a method and apparatus for operating a vehicle engine on natural air pressure in order to alleviate problem of pollution. The present invention provide a reliable method and apparatus for operating an engine with a natural air with appropriate pressure which is effective to deliver a constantly increasing amount of natural air to an engine as the speed of the engine increases which is readily adaptable to a standard internal combustion engine to convert the internal combustion engine for operation with a natural air..
09/11/14
20140250869
Fuel injection apparatus for internal combustion engine
Fuel in a fuel tank is supplied by a low-pressure pump to intake passage injectors mounted on an intake manifold via a low-pressure fuel supply pipe and a low-pressure fuel distribution pipe. A high-pressure pump is provided on the low-pressure fuel supply pipe.
09/11/14
20140250866
Solid ammonia delivery system
Systems and methods for generating and controlling generation of ammonia. The ammonia generation control system includes a communication module and an ammonia generation module coupled to the communication module.
09/11/14
20140250865
Exhaust gas aftertreatment bypass system and methods
A method for protecting an exhaust aftertreatment system of an internal combustion engine from deterioration by selectively diverting exhaust gasses from the engine away from a component of the exhaust aftertreatment system includes assessing a status of an operating condition associated with a physical condition of the component of the internal combustion engine. The status of the operating condition is compared with a threshold value that corresponds with deterioration of the physical condition of the component.
09/11/14
20140250861
Aircraft power plant
An aircraft power plant is disclosed having a plurality of bladed rotors in flow communication driven by separate work producing devices. The work producing devices can take a variety of forms including an internal combustion engine and electric motor, for example.


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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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