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WO/2006/040290A1 |
The invention relates to a servo valve comprising a valve housing in which a recess (62) and a first, second and third control channels (100, 102, 104) leading to said recess (62), respectively, are embodied. The servo valve comprises tw...
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WO/2006/038636A1 |
A fuel injection device, wherein a first valve element (32) and a second valve element (34) are disposed in the pressure switching chamber (30) of a three-way valve (8). When the destination of a fuel flow passage (15) is switched from a...
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WO/2006/034910A1 |
The invention relates to a fuel injection device (1) comprising a pump/nozzle unit (2) with a compression space (4) for compressing fuel, and an injector (5) for injecting compressed fuel into the respective cylinder. This compression sp...
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WO/2006/033469A1 |
In a fuel injection valve (1) for an internal combustion engine, an intermediate-chamber control valve (26), operated by a fuel pressure in a common rail (2), is provided in a fuel flow path (25) communicating between a two-position swit...
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WO/2006/029917A1 |
The invention relates to a fuel injection device (1) comprising an injection valve (8) to which fuel subjected to a high pressure is to be supplied. Said injection valve (8) comprises a lift-controlled valve needle (15) (or needle or val...
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WO/2006/029933A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine, particularly in a motor vehicle, comprising: a nozzle needle (3), which can be displaced with an adjustable stroke inside a nozzle body (2) and which ser...
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WO/2006/029937A1 |
The invention relates to a control valve (2) for the injection nozzle (1) of an internal combustion engine in particular for a motor vehicle comprising a valve member (6) displaceable at least between open and closed positions and makes ...
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WO/2006/029927A1 |
The invention relates to an injector for a common rail fuel injection system, said injector essentially consisting of a control element (2; 2') and an injection element (3). The control element (2) is provided with an admission (4) for f...
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WO/2006/025165A1 |
Fuel in an injection control chamber is reduced in pressure to cause a needle to open an injection hole, causing fuel stored in a fuel storage to be injected from the injection hole, and the fuel in the injection control chamber is incre...
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WO/2006/021014A1 |
The invention relates to an injection nozzle for injecting fuel into the combustion chamber of an internal combustion engine, said nozzle comprising a nozzle needle (7) that can be axially displaced in an injector nozzle (5) and plunges ...
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WO/2006/021015A1 |
The invention relates to a control valve for a nozzle that injects fuel into the combustion chamber of an internal combustion engine. Said valve comprises a nozzle needle (7) that can be axially displaced in an injector nozzle (5), the n...
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WO/2006/013151A1 |
The invention relates to a method for rapidly reducing pressure for a fuel injection device of an internal combustion engine. Said fuel injection device comprises a pressure storage chamber wherefrom the fuel is guided, by means of a pre...
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WO/2006/012665A1 |
The invention relates to a device for the injection of fuel into the combustion chamber of an internal combustion engine, comprising an injector nozzle (5) and a nozzle needle (7), longitudinally-displaceable in the injector nozzle (5), ...
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WO/2006/012658A1 |
The invention relates to a device for the injection of fuel into the combustion chamber of an internal combustion engine, comprising an injector nozzle (5) and a nozzle needle (7), longitudinally-displaceable in the injector nozzle (5), ...
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WO/2006/010650A1 |
The invention relates to a fuel injection device (1) comprising a tubular outer valve needle (11) which coaxially surrounds an inner valve needle (20) and releases or restricts the supply of fuel to the lower end region of the inner valv...
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WO/2006/008208A1 |
The invention relates to an electrovalve for an injector for a common rail fuel injection system, comprising a valve control system for opening and closing a nozzle. The aim of the invention is to compensate for pressure drops inside the...
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WO/2006/008728A1 |
Needle-spring locking device for pump-injectors (injectors) of diesels, in which in order to significantly increase the lift and closing pressures of the nozzle needle, the locking spring (17) is disposed in the central cavity of the bod...
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WO/2006/008727A1 |
Hydraulically driven pump-injector for internal combustion engines primarily for diesels, wherein in order to considerably increase the pressure multiplication coefficient for achieving super-high injection pressures (2500 Bar and higher...
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WO/2006/006495A1 |
An accumulator fuel injection device and an internal combustion engine with the accumulator fuel injection device. In one embodiment, two actuators (88) and (89) are mounted on a high-pressure pump (8) for force-feeding a fuel in the eng...
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WO/2006/000486A1 |
The invention relates to a fuel-injection device (1) comprising an injection valve (8), to which high-pressure fuel can be supplied. The injection valve (8) comprises a tubular outer valve needle (11), (or needle, or valve plunger), whic...
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WO/2005/124144A1 |
The invention concerns a pump injector (1) for compressing fuel, then injecting same into the combustion chamber of an internal combustion engine cylinder during a main injecting phase, said pump injector (1) comprising a needle (7) the ...
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WO/2005/124145A1 |
The invention relates to a fuel injection device of an internal combustion engine, comprising a plurality of cylinders and, according to the number of cylinders, at least one local pump element (1) pertaining to a pump-nozzle unit or a p...
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WO/2005/124375A2 |
The invention relates to a data processing device for simulating a piezoelectric actuator. Said data processing device comprises a differential equation solver which is adapted to solve a differential equation for the temporal progressio...
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WO/2005/124141A2 |
A very high speed injector permits injecting high pressure diesel oil directly into a diesel engine combustion chamber. The high speed permits almost arbitrary rate shaping, minimizing formation of diesel particulate matter and oxides of...
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WO/2005/121542A1 |
A valve is disclosed with a hydraulic transmission device that is fluidly isolated from the process fluid. The pressure of the process fluid is employed to pressurize the hydraulic fluid. In a preferred embodiment, the valve is a common ...
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WO/2005/119045A1 |
Disclosed is an injection valve comprising a body inside which an outer and an inner valve pin (27, 29) are disposed. The inner valve pin (29) is guided within a cavity of the outer valve pin (27). A first and a second control chamber (4...
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WO/2005/119047A1 |
A fuel injection valve (30) constructed such that a valve body (36), in which a valve piston (35) is slidably inserted, is provided in an injector housing (32) and that a high-pressure fuel is sent from the injector housing (32) into a c...
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WO/2005/119046A1 |
A fuel injection valve (30) constructed such that a valve body (36), in which a valve piston (35) is slidably inserted, is provided in an injector housing (32) and that a high-pressure fuel is sent from the injector housing (32) into a c...
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WO/2005/119038A1 |
An injection valve has an actuator, a control space whose pressure can be influenced according to the actuator, and has a nozzle needle whose position can be set according to the pressure inside the control space. An actuating signal for...
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WO/2005/116440A1 |
Disclosed is an injection valve comprising an injector housing (1) which is provided with a cavity (2). Said injection valve further comprises a piezo actuator (4) that is disposed in the cavity (2) of the injector housing (1) while enco...
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WO/2005/116441A1 |
The fuel injection valve comprises a valve body (20) wherein an injection valve member (30) is displaceably arranged in a bore hole (22) and controls at least one injection opening (24) with the end area thereof facing the combustion cha...
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WO/2005/116442A1 |
Disclosed is an injection valve comprising an injector housing (1) that is provided with a cavity (2), and a piezo actuator (4) which is disposed in the cavity (2) of the injector housing (1) while encompassing a stack (34) of piezoelect...
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WO/2005/113977A1 |
The invention relates to an injection valve, comprising a body with an end surface (20) to the body and at least one passage (21) of the body, opening in the end surface (20) of the body and a second body with a second end surface, facin...
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WO/2005/108773A1 |
The invention relates to an injection valve comprising at least one first body (20) and a second body (22) that are pressed together in the axial direction. The first body (20) and the second body (22) are respectively provided with at l...
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WO/2005/106231A1 |
A fuel injection valve (10) with a pressure boosting unit is provided in an engine (1), and boosted pressure fuel injection is performed by increasing a pressure of fuel supplied to a fuel injection valve from a common rail (3). An ECU (...
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WO/2005/106237A1 |
Arrangement of joint packing between the pump-injector (injector) body (1) and nozzle body (2) for internal combustion engines, primarily diesels, wherein in order to increase the specific pressures between the faces of joined precision ...
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WO/2005/103479A1 |
The invention relates to a common rail injector, having an injector body (1), provided with a fuel inlet (23), communicating with a central high-pressure fuel source, outside the injector body and with a pressure chamber (17), inside sai...
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WO/2005/103480A1 |
The invention relates to a common rail injector, having an injector body (1), provided with a fuel inlet (50), communicating with a central high-pressure fuel source, outside the injector body and with a pressure chamber (17), inside sai...
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WO/2005/098229A1 |
The invention relates to an injector for an internal combustion engine, especially for use in a motor vehicle. Said injector comprises an injector needle for controlling injection of fuel through at least one orifice, and an actuator for...
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WO/2005/095785A1 |
The invention relates to a fuel-injection valve comprising an outer valve needle (15), which co-operates with a valve seat by means of a longitudinal displacement (20), to open and close at least one outer injection orifice (22). An inne...
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WO/2005/095784A1 |
The invention relates to a valve, especially a valve for high-pressure hydraulics, which comprises a valve bore (3) provided in a valve housing (2). In said valve bore, at least one valve seat (5; 19; 23) is located and separates a guide...
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WO/2005/095787A1 |
A sealing sleeve is pretensioned toward the sealing edge (54) by means of a first spring (56). In addition, a first shut-off channel is assigned to the servo valve and is hydraulically coupled to the recess (44) of the outer plunger (40)...
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WO/2005/095788A1 |
The invention relates to a common rail injector for injecting fuel into a combustion chamber of an internal combustion engine. Said common-rail injector comprises an injector housing (7, 8, 31, 32, 39, 40) having a fuel supply (3, 4) tha...
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WO/2005/095789A1 |
The invention relates to a device for the injection of fuel, which is characterized in that the closed position and the open position of a nozzle needle (8) can be detected in a simple manner using a detection voltage between two electri...
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WO/2005/093247A1 |
A pressure boosting unit (110) is provided in each fuel injection valve of an engine (1). A pressure of fuel to be supplied to the fuel injection valve from a common rail (3) is boosted as required. An ECU (20) causes low pressure inject...
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WO/2005/088115A1 |
Hydraulically driven pump-injector for diesel engines with locking device of the nozzle needle in which diesel fuel is used as acting fluid, comprises: a body; a pressure intensifier; a return mechanism for piston and plunger; a distribu...
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WO/2005/085624A1 |
The invention relates to a fuel-injection valve comprising a nozzle module (12). An outer nozzle needle (24), which co-operates with a first injection orifice (32) and is surrounded by a high-pressure chamber (20) that is connected to a ...
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WO/2005/085628A1 |
A seal structure (30) of a fuel injection valve, comprising an annular seal member (31) installed in a pressure lead-in chamber (21) to seal a high-pressure fuel in the pressure lead-in chamber (21) so that the fuel does not leak to a lo...
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WO/2005/085629A1 |
A seal structure (30) of a fuel injection valve, comprising an annular seal member (31) installed in a pressure lead-in chamber (21) to seal a high-pressure fuel in the pressure lead-in chamber (21) so that the fuel does not leak to a lo...
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WO/2005/080785A1 |
The movement of an injection valve member (9), which can be longitudinally displaced and guided in a housing (2) and which is used to close and release injection openings, is controlled by means of a hydraulic control device (10) which c...
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