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Matches 201 - 250 out of 3,264

Document Document Title
WO/2004/076842A2
A fuel injector pump in a direct-injection fuel delivery system for an internal combustion engine including a solenoid valve for controlling transfer of fluid from a high pressure chamber to a fuel injector nozzle. A supply passage and a...  
WO/2004/074660A1
A method of operating an internal combustion engine (110), including at least one cylinder (112) and a piston (212) slidable in the cylinder (112), may include supplying a mixture of pressurized air and recirculated exhaust gas from an i...  
WO/2004/074675A1
The invention relates to a fuel injection device comprising a fuel pump embodied as a double piston pump which is used to pump fuel into the combustion chamber of an internal combustion engine to an injector respectively associated there...  
WO/2004/074674A1
A fuel injector for use in an injector arrangement including a pumping plunger (50), a pump chamber (52) and a spill valve arrangement (40) controlling communication between the pump chamber (52) and a low pressure fuel reservoir. The fu...  
WO/2004/072470A1
High pressure post injection using only one valve is accomplished by fluidly connecting the control valve (76) in a fuel injection pump system (50) to the upper nozzle chamber (70) of a fuel injector (60), and connecting the upper nozzle...  
WO/2004/070190A1
A pumping system (10) for a fuel injection system including a pump body defining a pumping chamber, a plunger (14), a high-pressure outlet, a high-pressure fluid line (18) connecting the pumping chamber to the outlet and a trapped volume...  
WO/2004/070201A1
The fuel injection device comprises a fuel high-pressure pump (10) and a fuel injection valve (12), which is connected thereto, for each cylinder of the internal combustion engine. A connection (21) of the pump working chamber (22) to a ...  
WO/2004/070194A1
Disclosed is a fuel injection device comprising at least one magnetically operated valve (56, 60) which controls fuel injection, is disposed within a housing part (36), and is provided with a magnetic subassembly (62) encompassing a magn...  
WO/2004/067966A1
A pumping system for a fuel injection system includes a pump body defining a pumping chamber (16), a high pressure outlet, a high pressure fluid line (18) connecting the pumping plunger to the outlet and a variable valve restriction arra...  
WO/2004/065782A1
A fuel injector (10) for vaporizing a liquid fuel for use in an internal combustion engine (2110). The fuel injector includes at least one capillary flow passage (12), a heat source (20) arranged along the at least one capillary flow pas...  
WO/2004/064083A2
An electromagnetic actuator for a fluid pressure control valve in a fuel injector for an internal combustion engine is disclosed. The actuator comprises a valve body having an opening therein and a bore extending at least partially there...  
WO/2004/061287A2
An electromagnetic actuator for a fluid pressure control valve in a fuel injector for an internal combustion engine is disclosed. The fuel injector comprises a control module including a fuel pressure control valve; an armature connected...  
WO/2004/059159A1
Systems and methods for reducing engine emissions in a locomotive are presented. A fuel injector or a fuel injection pump of a fuel injection mechanism includes a plunger with an upper helix whose angle changes between points on the plun...  
WO/2004/057177A1
The invention relates to a fuel-injection device comprising a respective high-pressure fuel pump (10) and a fuel-injection valve (12), connected to the latter, for each cylinder of the internal combustion engine. Said high-pressure fuel ...  
WO/2004/057181A1
The invention relates to a method for regulating the nozzle opening pressure of a pump-nozzle unit (10) for supplying fuel (12) into a combustion chamber (14) of an internal combustion engine. Said pump-nozzle unit (10) comprises: a fuel...  
WO/2004/057176A1
The invention relates to a piezoelectrically controlled pump-nozzle unit (10) for supplying fuel (12) into a combustion chamber (14) of an internal combustion engine. Said pump-nozzle unit (10) is embodied in such a way that a pre-inject...  
WO/2004/055359A1
A cam arrangement for use with a high pressure fuel pump arrangement for delivering fuel to an associated engine, the cam arrangement including at least two cams (28) that are mounted, in use, upon an engine camshaft and each of which is...  
WO/2004/042223A1
The invention relates to a pressure booster for a fuel injection device, comprising a conical pressure boosting element (5) inserted into housing (10). Said element separates a working chamber (2) from a differential pressure chamber (6)...  
WO/2004/042217A1
A fuel system for use in an internal combustion engine includes a plurality of fuel injectors, each injector including at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a ...  
WO/2004/042224A1
The invention relates to a fuel injection system for combustion engines. The inventive system comprises a fuel injector (3) fed by a high-pressure fuel source (21). A pressure booster (2) provided with a booster piston (5) is arranged be...  
WO/2004/040121A1
A fuel supply pump with a large fuel discharge amount and a tappet structure body that are suitably used for a accumulated pressure-type fuel injection device that mechanically intensifies pressure. In a tappet structure body with a pass...  
WO/2004/040118A1
The invention relates to a fuel injection system for an internal combustion engine comprising a fuel injector (10), which can be supplied with fuel by a fuel high-pressure source (1, 4). Said fuel injector has an injection valve element ...  
WO/2004/040122A1
A high flow rate fuel valve and a fuel supply pump with the valve that are suitable for an accumulated pressure-type fuel injection device (APCRS) that intensifies the pressure of a large amount of fuel using a piston. In a fuel supply p...  
WO/2004/040117A1
The invention relates to a fuel injection system for internal combustion engines comprising a fuel injection nozzle (2), which can be supplied with fuel by a fuel high-pressure source (1). Said fuel injection nozzle comprises: a moving n...  
WO/2004/036030A1
The invention relates to a fuel injection device (1) for internal combustion engines comprising a fuel injector (26) that can be impinged upon by a high-pressure fuel source (2, 43). Said fuel injection device (1) is provided with a pres...  
WO/2004/036027A1
The invention relates to a fuel injection device (1) comprising a multi-piece injector member (4; 8, 9, 10) which accommodates a pressure booster (11). Said pressure booster (11) can be actuated via a differential pressure chamber (17) a...  
WO/2004/033893A1
The invention relates to a fuel injection device comprising a pressure intensifier (30) which is arranged between a high-pressure accumulator chamber (8) and a jet chamber (48). The high-pressure chamber (34) is connected by a pressure l...  
WO/2004/031572A1
Disclosed is a glow member, preferably in the shape of a ring, to assist ignition and combustion of a fuel used in an internal combustion engine. A fuel injection valve injects a plurality of fuel jets directly into a combustion chamber ...  
WO/2004/027252A1
The invention relates to a pump/nozzle unit for delivering fuel (10) into a combustion chamber (12) of an internal combustion engine, comprising a fuel pump (14-22), which can be controlled and/or regulated and which has a control valve ...  
WO/2004/022930A1
The invention relates to a roller tappet (19) for a valve gear or an injection device of an internal combustion engine. Said tappet comprises a rotatably mounted roller (27), on which a cam contour of a camshaft acts and a hollow tappet ...  
WO/2004/020813A1
An electromechanical fuel injector for an internal combustion engine. The fuel injector includes a pump unit and a control valve assembly in communication with the pump unit. The control valve assembly including a body and a stator. The ...  
WO/2004/020817A1
A fuel injection device (3) in an internal combustion engine, comprising the following elements according to the number of cylinders: at least one local pump element (1) of a pump unit associated with each injector (2) or a pump line noz...  
WO/2004/018866A1
The fuel injection device is provided with a high-pressure fuel pump (10) with a pump working chamber (22) and a fuel injection valve (12) connected thereto for each cylinder of the internal combustion engine. An electrically actuated co...  
WO/2004/016942A1
The invention relates to a device for transmitting a displacement of an actuator to a setting element. Said device comprises two pistons (6, 7) that delimit two transmission chambers (10, 11) and a compensation chamber (22) with a housin...  
WO/2004/016935A1
The invention relates to a fuel injection device comprising a high-pressure fuel pump (10) and a fuel-injection valve (12) for a cylinder of the internal combustion engine. Said high-pressure fuel pump (10) has a working chamber (22) and...  
WO/2004/016938A1
Disclosed is a fuel injection device comprising a high-pressure fuel pump (10) and a fuel injection valve (12) that is connected thereto and is provided for each cylinder of the internal combustion engine. Said high-pressure fuel pump (1...  
WO/2004/016936A1
The invention relates to a fuel injector in an injection arrangement for internal combustion engines comprising a valve body (2). Said fuel injector comprises a pressure-relievable control chamber (19) which is impinged by fuel via an in...  
WO/2004/016944A1
The invention relates to a throttle plate in which, rather than the provision of a throttle bore, a number of recesses in the form of troughs (12, 14, 16) are preferably provided that define the flow-limiting opening cross-section when t...  
WO/2004/011794A2
A unitary fuel injector and nozzle assembly comprising a high-¬≠pressure piston pump and a cylinder body that defines a high-pressure fuel pump chamber. An injector nozzle assembly is in fluid communication with the pump chamber and is h...  
WO/2004/007943A1
An electromagnetic actuator for a control valve module in an engine fuel injector, the module being a replaceable, independent element of the injector. The actuator has a stator with electromagnetic coil windings on a bobbin located with...  
WO/2004/007084A1
Fluid (104) in a chamber (102,142), through which a fuel control armature (86,124) is moving, is used to dampen armature vibrations. This dampening effect is achieved by forming a passage (114) through which the fluid (104)flows as the a...  
WO/2004/007947A1
A fuel injection apparatus capable of injecting fuel by very high pressure, provides excellent combustion and exhaust characteristics, and provides fuel injection at a desired fuel injection pattern. In a fuel injection apparatus (30), a...  
WO/2004/007945A1
A fuel injection device (1) is formed such that high-pressure fuel from a common rail (2) is supplied to an injector (8) through a pressure-intensifying device (4). The device determines whether or not fuel in the common rail (2) require...  
WO/2004/007934A1
A control method for a fuel injection system having a spill valve (20), a nozzle control valve (22) and a valve needle (12) which is engageable with a seating to control fuel injection, wherein the method comprises applying a first drive...  
WO/2004/005700A1
A fuel injection system comprising an accumulator volume (10) arranged to be charged with fuel by means of a high pressure fuel pump (12) and for supplying fuel at a first injectable pressure level to a plurality of fuel injectors (22), ...  
WO/2004/003373A1
The invention relates to a device for injecting fuel into a combustion chamber (41) of an internal combustion engine, said device comprising an injection body (5, 6) which receives an injection valve member (34) that can be actuated by s...  
WO/2004/003376A1
The invention relates to a device for injecting fuel into the combustion chamber (7) of an internal combustion engine. The device for injecting fuel comprises a high-pressure accumulator chamber (2) (common rail), a booster (5) and a met...  
WO/2004/003374A1
The invention relates to a fuel injection system for internal combustion engines. A fuel injector (1) is supplied with fuel by means of a high-pressure fuel source (2, 81). A booster (5) is disposed between an injection valve (6) and the...  
WO/2004/003377A1
The invention relates to a device for injecting fuel into a combustion chamber (7)of an internal combustion engine. Said device comprises a fuel injector (1) which can be supplied with fuel under high pressure by means of a high pressure...  
WO/2004/003378A1
The invention relates to a device for injecting fuel into the combustion chamber (7) of an internal combustion engine. The device for injecting fuel comprises a high-pressure accumulator chamber (2), a booster (5) and a metering valve (6...  

Matches 201 - 250 out of 3,264