Match Document Document Title
7614385 Gas engine  
A compression ignition internal combustion engine which operates using a methane based fuel and an ignition initiator. The fuel and method of operating the engine can be employed in a range of...
7606656 Process for automatically controlling the rail pressure during a starting operation  
A process for automatically controlling the rail pressure (pCR) in an internal combustion engine with a common-rail system during the starting operation, the process including: calculating control...
7603985 Common rail  
A small-diameter circular column portion having a diameter slightly smaller than that of a small-diameter hole (press-fitting hole) of an inside-outside communication hole is formed at a...
7603984 Accumulator injection system for an internal combustion engine  
Disclosed is a high-pressure accumulator injection system ( 10 ) for an internal combustion engine, preferably a diesel engine. Said injection system ( 10 ) comprises a number of injection valves (...
7591258 Exhaust temperature based control strategy for balancing cylinder-to-cylinder fueling variation in a combustion engine  
The present disclosure provides a control strategy for balancing injector-to-injector fueling variations for a combustion engine having multiple combustion chambers (and cylinders), with multiple...
7591246 Isolated fuel delivery system  
An isolated fuel delivery system for an internal combustion engine includes a fuel rail with a clamping method operable to retain an isolating member with respect to the fuel rail. The isolating...
7590482 Fuel injection controller  
A fuel injection controller used for a fuel injection device that pumps high-pressure fuel to an accumulator and distributes the high-pressure fuel accumulated in the accumulator to injectors...
7588016 Fuel injection apparatus for a multicylinder internal combustion engine  
The fuel injection apparatus has a high-pressure pump and has a respective injector for each cylinder of the engine, which injector is at least indirectly connected to the high-pressure pump via a...
7584747 Cam assisted common rail fuel system and engine using same  
A fuel system for an internal combustion engine includes a plurality of nozzle groups and a plurality of pump groups. A common rail is fluidly connected with each of the nozzle groups, and each of...
7584746 Fuel rail radiated noise reduction  
A fuel rail assembly of an internal combustion engine includes an axially extending non-round fuel conduit and at least one axially extending stiffening feature integral with said conduit....
7581529 Fuel injector  
A sensor is used to sense a property relating to each one of a plurality of different elevational locations within a vertical plane that is normal to a length of an aircraft. The vertical plane...
7574995 Fuel injection system  
A fuel injection system for an internal combustion engine, comprises: a pump comprising a pumping plunger which is driven, in use, to cause pressurization of fuel within a pump chamber, an...
7556023 Control device for high-pressure fuel system  
The present invention reduces exhaust emissions at startup, provides improved fuel pressure control performance in a low-load region, and detects high-pressure fuel system abnormalities. Disclosed...
7556022 Attachment for fuel injectors in direct injection fuel systems  
A fuel delivery system comprising a fuel rail having an outlet and a receptor cup associated therewith. The system further including a fuel injector having an inlet, an outlet and a body...
7556021 Fuel distribution pipe structure in multiple throttle body  
To improve maintenance workability of fuel injection valves in multiple throttle bodies, a distribution member (D) is provided with a fuel distribution path ( 3 ) communicating with a fuel inflow...
7552716 Common rail fuel injection system designed to avoid error in determining common rail fuel pressure  
A common rail fuel injection system includes an electronic control unit and a fuel pressure sensor. The electronic control unit is equipped with a power supply circuit which supplies a power supply...
7543568 Fuel pressure amplifier for improved cranking performance  
A fuel system may include an auxiliary fuel pump in communication with a fuel source, a fuel pressure amplifier in communication with the fuel pump, a first chamber defining a first fluid volume in...
7543567 Fuel system having a one-piece hollow tube connection  
A fuel system for an engine including a cylinder head having a first bore and a second bore intersecting the first bore is disclosed. The fuel system includes a common rail and a fuel injector...
7540272 Fuel supply device  
The invention provides a fuel supply device, which is possible to prevent undesired water entered into a fuel path from remaining therein with a simple arrangement. A fuel supply pipe for supplying...
7523743 System for determining fuel rail pressure drop due to fuel injection  
A fuel system has a source of fuel coupled to a plurality of fuel injectors via a fuel rail. The system is operable to disable fuel flow to the fuel rail, select one of the fuel injectors to inject...
7523741 Fuel rail  
Embodiments include a fuel rail and method for making the fuel rail. Embodiments of the fuel rail include an elongate lining having a surface defining a lumen, a pressure port having a lumen in...
7523740 Fuel-injection system and method for injecting fuel  
A fuel-injection system for injection of fuel into an internal combustion engine includes at least one fuel injector and a first fuel-distributor line which is connected to the at least one fuel...
7520268 Fuel rail damping assembly including an insert  
A damping assembly for use with a fuel rail. The damping assembly includes a damper configured to be positioned substantially within the fuel rail. The damper includes a wall and defines a...
7520260 Multistage fuel-injection internal combustion engine  
In a multi-stage fuel-injection internal combustion engine employing a fuel injection system and a variable valve actuation system, engine valve timings are variably controlled depending on engine...
7516734 Common rail having orifice  
A bush incorporated in a common rail is formed with a smallest diameter orifice having a small inner diameter and an adjacent orifice having an inner diameter larger than that of the smallest...
7509943 Injection system for an internal-combustion engine  
A fuel-injection system ( 1, 1′, 1 ″) for an internal-combustion engine ( 2 ), of the type provided with compressor mechanism ( 4 ) for making available the fuel at a high pressure to an...
7509942 Fuel system  
A fuel system for supplying pressurised fuel to a plurality of fuel injectors ( 14 a - 14 f ) comprises an accumulator assembly ( 16 ) having first and second accumulator volumes ( 18, 20 ) defined...
7500471 Pressure accumulation-type fuel injection device and internal combustion engine provided with this pressure accumulation-type fuel injection device  
A fuel injection start timing is determined based on the engine revolution or the engine load, and a common rail pressure is detected simultaneous to this fuel injection start timing. The fuel...
7497202 Hydraulic damper element  
A damper element for damping pressure pulsations in a liquid includes a first side including a first wall portion at least partially defining a chamber containing a gas and a second side including...
7493892 Self-damping fuel rail  
A self-damping fuel rail for a fuel-injected internal combustion engine includes an elongated tube defining a wall and having a longitudinal axis. The wall defines a fuel passageway and has a first...
7493887 Method for detecting preinjection  
A method for detecting a preinjection in an internal combustion engine with a common-rail system, including individual accumulators, in which an individual accumulator pressure distribution is...
7469681 Multi-cylinder engine  
A multi-cylinder engine wherein a direction in which a crank shaft spans is a front and rear direction and a widthwise direction of a cylinder head ( 1 ) perpendicular to the front and rear...
7469680 Fluid system having quill-mounted manifold  
A fluid system for an engine is disclosed. The fluid system has a manifold with a plurality ports, and a retention device configured to constrain the manifold relative to the engine in only a...
7464697 High-pressure fuel intensifier system  
A fuel injection supply system includes an intensifier cylinder having an intensifier piston configured to pressurize fuel in an intensifier chamber of the cylinder during a pressurizing stroke,...
7461636 Device for connection between a rail for fuel under pressure and at least one injector, for an internal-combustion engine  
The device includes a connection tube in communication with a hole of a rail for fuel under pressure, the tube being provided with an end swelling. The device has a first threaded element fixed to...
7461635 Vertical multi-cylinder diesel engine  
The present invention has an object to provide a vertical multi-cylinder diesel engine capable of conveniently protecting a common rail and its parts. On the assumption that a width direction of a...
7451742 Engine having common rail intensifier and method  
An internal combustion engine includes an engine housing, a common rail, and a pressurization device for the common rail which includes a plurality of intensifier pistons, and an hydraulically...
7448361 Direct injection fuel system utilizing water hammer effect  
A method is described for operating a fuel system during start up, the system utilizing gasoline direct injection for an internal combustion engine including a first pump and second pump, an...
7444988 Accumulation-volume fuel injection system for an internal-combustion engine  
The injection system ( 1 ) comprises a pump ( 7 ) designed to send fuel at high pressure to an accumulation volume, for example formed by a common rail ( 6 ), for supplying a plurality of injectors...
7438057 Fuel injection system  
A common rail fuel injection system having a low-pressure region from which a high-pressure fuel pump acts on fuel with high pressure and delivers it to a high-pressure fuel accumulator from which...
7438055 Fuel injector to fuel rail connection  
A fuel injection system includes a fuel injector socket including a first attachment feature and a fuel injector including a second attachment feature that corresponds with the first attachment...
7438053 Fuel delivery pipe  
A purpose of the present invention is to provide a fuel delivery pipe having a flexible absorb wall surface formed on a wall surface thereof in which a fuel introduction pipe is connected to an...
7438052 Abnormality-determining device and method for fuel supply system, and engine control unit  
A device for determining abnormality of a fuel supply system, which is capable of determining abnormality of the fuel supply system including a fuel pressure sensor more accurately. A device for...
7431019 Fuel supply device  
In a fuel supply device 1 in which high-pressure fuel in the inside of a common rail 2 which accumulates the high-pressure fuel supplied from a fuel pump 6 under pressure is supplied to an...
7422001 Accumulator fuel injection apparatus for engines  
An accumulator fuel injection apparatus is provided in which average pressure in the common rail can be detected by an extremely simple and inexpensive means with increased accuracy to be used as a...
7415972 Fuel injection apparatus for engines  
A fuel injection apparatus having a plurality of high pressure fuel injection pumps for supplying fuel to a common rail, of which amounts of fuel discharge can be controlled by a fuel supply amount...
7415968 Modular fuel delivery assembly for an aircraft engine  
An engine includes a fuel rail and fuel delivery devices, such as fuel injectors, that deliver fuel to corresponding cylinder assemblies. The use of the fuel rail and fuel injectors allows unused...
7392794 Fluid apparatus having pumps and method for controlling the same  
A fluid apparatus, which is provided for supplying fluid into an internal combustion engine, includes an upstream pump, which is electrically driven, having an outlet port. The fluid apparatus...
7392793 Fuel injection controller  
A fuel injection controller calculates a fuel pressure-feeding start angle of a fuel pump as a valve opening start angle of a metering valve, which regulates a discharge amount, by adding a base...
7392792 System for dynamically detecting fuel leakage  
A fuel control system for an engine is disclosed. The fuel control system may have a source of pressurized fuel and at least one injector configured to receive and inject the pressurized fuel. The...