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WO/2005/045227A1 |
The fuel injection device comprises a high pressure fuel pump (10) and a fuel injection valve (12), connected thereto, whereby the fuel injection valve (12) comprises an injection valve body (28). The fuel injection valve (12) comprises ...
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WO/2005/040598A1 |
Disclosed is a valve comprising a valve member (72) that is guided so as to be movable in the direction of the longitudinal axis (73) thereof, extends into a valve pressure chamber (77), and is provided with a sealing surface (81) on a f...
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WO/2005/038238A1 |
A skipfire control system for use in a locomotive engine includes a plurality of skipfire mechanisms (38). Each skipfire mechanism (38) is operatively associated with a respective injector rocker arm (20) of the plurality of cylinders (1...
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WO/2005/033251A2 |
This invention sets forth a commercially viable diesel combustion system that meets environmentally acceptable levels of NOx emissions (i.e. 0.2g/bhp-hr or lower across a full map of engine speeds and loads) without the need for use of N...
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WO/2005/026524A1 |
The fuel injection system for internal combustion engines comprises at least one hydraulically actuated intensifier-injector with inlet (13) and outlet (14) cavities for actuating fluid, one or more interconnected manifolds [rail(s)&rsqb...
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WO/2005/019632A2 |
A control valve has a control valve body with a bore and a plurality of fluid connections. A spool valve assembly is moveable within the bore between a first position and a second position. The spool valve assembly has a first hydraulic ...
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WO/2005/017343A1 |
The invention relates to a high-pressure pump for a fuel injection system of a diesel engine, which is provided with a pressure element-piston unit with convex-concave paired front faces (19) of both parts of the unit and in which the fr...
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WO/2005/015000A1 |
The invention relates to a fuel injector comprising a pressure intensifier (3) that is supplied with high-pressure fuel from a pressure source (1). A working chamber (4) of the pressure intensifier (3) is separated from a differential pr...
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WO/2005/015002A1 |
The invention relates to a servo valve (3) for a fuel injector (1), comprising a pressure exchanger (2) having a working chamber (7) and a differential pressure chamber (8) which are separated by means of a pressure relay piston (10, 11)...
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WO/2005/015001A1 |
The invention relates to a servo valve for actuating a pressure intensifier (2), to which a fuel injector (9) is assigned. Said pressure intensifier (2) comprises a working space (4), which is separated from a differential pressure space...
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WO/2005/010346A1 |
A control valve module (14') for a fuel injector assembly (10) has a conduit arrangement where a high-pressure passage (108) has a first portion (110) extending linearly between an annulus (106) surrounding the control valve cylinder (42...
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WO/2005/010347A1 |
The invention relates to a connection point of a space (4), which is subjected to the action of high pressure, in a highly pressurized body (11) of a high-pressure injection system for fuel to a boring (12) extending through the body (11...
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WO/2005/001280A1 |
The invention relates to a fuel-injection system (1) for an internal combustion engine, comprising: at least one injector (3) for injecting fuel into a combustion chamber of a motor, said injector having a high-pressure connection (10), ...
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WO/2004/111439A1 |
Disclosed is a fuel injection device comprising a fuel injection valve (12) that is provided with at least one injection valve member (28, 128) by means of which at least one injection port (32; 132) is controlled. The fuel injection val...
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WO/2004/094810A1 |
Apparatus sealably incorporating a fuel metering device and fuel processing device [200, 200a, 200b] for producing a stabilized fog of fuel droplets sized 50 microns and less that when mixed with combustion air burn completely, reduce or...
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WO/2004/092558A2 |
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 ...
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WO/2004/092570A2 |
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 ...
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WO/2004/092573A1 |
In a fuel injection device, vapor is discharged only when required to enhance fuel injection characteristics. A fuel injection device has a plunger (21) for sucking and pressure-sending a fuel by reciprocating motion, a purge valve (26) ...
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WO/2004/088121A1 |
The invention relates to a fuel injector (18) for injecting a fuel into the combustion chamber of an internal combustion engine. The inventive injector comprises a pressure relay valve (3) whose pressure relay piston (4) separates the wo...
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WO/2004/088122A1 |
The invention relates to a fuel injector for injecting a fuel into the combustion chamber (23) of an internal combustion engine. The inventive injector (18) comprises a pressure transmitter (3) whose pressure relay piston (4) separates t...
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WO/2004/085829A1 |
Multi-stage intensifiers for injectors of pressurized, fluid (e.g., fuel) allowing selection of intensified injection fluid pressure and thus fluid injection flow rate by selectively applying actuating fluid supply pressure to one or mor...
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WO/2004/083625A1 |
The electromagnet comprises a magnet coil (64) and a magnet armature (66), and the magnet coil (64) has a coil support (72) and a hollow cylindrical coil winding (70) connected thereto. The coil support (72) is provided in the form of a ...
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WO/2004/083623A1 |
A fluid injector (2) with a channel (4) terminating in one or more orifices (7) and being, in use, operatively connected to a fluid supply means so that fluid may be supplied to the injector in order to pass through said channel (4) to e...
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WO/2004/083624A1 |
The fuel injection device comprises a fuel high-pressure pump (10) and a fuel injection valve (12) for a cylinder of a combustion engine. The fuel high-pressure pump (10) has a pump working space (22), and the fuel injection valve (12) h...
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WO/2004/081370A1 |
An injector-pump device (10) is described for delivering liquid fuel to a combustion chamber of an internal combustion engine, comprising a body (12) in which an axial cavity (16) for accommodating an injecting reciprocating plunger (18)...
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WO/2004/079183A1 |
A fuel injection system (10) having an accumulator (24) includes an accumulator fill valve assembly (20) that regulates pressure within the accumulator (24) for operation of injection events other than the main injection. A restriction (...
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WO/2004/079181A1 |
The invention relates to a fuel injection valve comprising two injection valve members (28, 128), a second injection valve member (128) being displaceably guided in a hollow first injection valve member (28). The first injection valve me...
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WO/2004/079179A2 |
A fuel injector for an internal combustion engine has multiple control valves with a single valve actuator. The valves may be packaged in an injector assembly with an economy of space and a simplified assembly procedure during manufactur...
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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...
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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...
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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...
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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...
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WO2004059159B1 |
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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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)...
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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 ...
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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...
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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...
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