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WO/2005/080784A1 |
A two-stage distribution device of actuating fluid for hydraulically driven pump-injector for internal combustion engines, comprising two stages of control of the distribution of the actuating fluid, a first stage valve (1) controls a se...
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WO/2005/080786A1 |
The invention relates to a contact connection (3) for contacting the valve needle (2) of an internal combustion engine. Said contact connection, on the contact end, is configured as a contact pin (8) which forms an electrical contact imp...
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WO/2005/078271A1 |
Actuating mechanism for hydraulically driven pump-injectors for internal combustion engines specifically for diesels, which in order to reduce dimensions of pump-injector body, comprises pressure intensifier with several power pistons an...
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WO/2005/075810A1 |
The invention relates to an injection valve comprising a body provided with a first recess containing an outer nozzle needle (27), said outer nozzle needle (27) having a recess containing an inner nozzle needle (29). The body of the inje...
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WO/2005/073546A1 |
Disclosed is a valve comprising a housing in which a valve actuating member and a nozzle member are disposed. Said nozzle member (2) is provided with at least one first injection nozzle (28), at least one second injection nozzle (30), an...
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WO/2005/073547A1 |
A cable leadthrough (41), particularly a high-pressure cable leadthrough for fuel systems, comprising an at least partially conical-shaped conical body (45,46) and at least one retaining body (55) which is connected to the conical body (...
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WO/2005/071253A1 |
Disclosed is a liquid injection valve (1), particularly for internal combustion engines, comprising an injection valve (2) that is to be opened and closed by means of an injection valve needle (4) for injecting liquid, said injection val...
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WO/2005/071252A1 |
Hydraulically driven pump-injector for internal combustion engines with hydromechanical return of the power piston (1) via an auxiliary cavity (13).
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WO/2005/071254A1 |
A fuel injection valve (1) formed such that an injection hole (35) is opened/closed by a nozzle needle (32) stored in a nozzle body (31) having the injection hole (35) at the tip thereof, wherein a coating layer (Y) for reducing a fricti...
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WO/2005/068822A1 |
A fuel supply pump suitably used for a pressure accumulation fuel injection device of a pressure intensifying type and a tappet structure body suitable for the pump. A tappet structure body that has a roller and a tappet body section for...
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WO/2005/068823A1 |
A fuel supply pump suitably used for a pressure accumulation fuel injection device of a pressure intensifying type and a tappet structure body suitable for the pump. A fuel supply pump having, in a pump housing, plunger barrels, plungers...
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WO/2005/068826A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine comprising a first injector pin (3) for controlling first injector holes (7) and a second injector pin (4) for controlling two injector holes (8). A fuel ...
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WO/2005/068824A1 |
The fuel injection valve comprises at least one valve body (1) wherein a piston-shaped valve needle (5) is arranged in a bore (3), cooperating with a valve seat (7). A throttle bundle (34) is embodied on the valve needle (5) and is arran...
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WO/2005/068820A1 |
The invention relates to a fuel injector for internal combustion engines, comprising a high pressure fuel tank (26) provided with an injection valve member (3) which is layered in a translatory area (4), a guiding area (5) and a needle a...
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WO/2005/068821A1 |
The invention relates to a fuel injector (1) comprising a piezo actuator (2) which directly actuates an injection valve member (20) and acts upon a transmission piston (15). One face (18) of said transmission piston (15) impinges a hydra...
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WO/2005/066485A1 |
A fuel injector having a piezoelectric actuator. A needle valve is mounted in the injector body and has an opening hydraulic surface substantially surrounded by a high-pressure fuel line in fluid communication with a high-pressure fuel c...
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WO/2005/059350A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine, comprising a first needle (3) for controlling first injection holes (7) and a second needle (4) for controlling second injection holes (8). A fuel feed l...
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WO/2005/057003A1 |
The invention relates to a fuel injection valve (1) for an internal combustion engine comprising: a controllable actuator (2); an inlet (3) for supplying fuel, and; two nozzle needles (4, 5) that are arranged coaxial to one another, wher...
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WO/2005/054660A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine, particularly in a motor vehicle. Said injection nozzle (1) comprises a first nozzle needle (2) for controlling at least one first injection port (5) and ...
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WO/2005/054661A1 |
A clamping claw (3) is frequently used for fastening an injector (40) within a cylinder head of an internal combustion engine. Said clamping claw (3) engages on the top part of the injector (40), which protrudes from the cylinder head, a...
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WO/2005/052355A1 |
The invention relates to an injection unit (10), for an internal combustion engine, comprising a pressure reservoir (12), for storing fuel pumped from a fuel tank (16) and an injector arrangement (20), connected to the pressure reservoir...
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WO/2005/052354A1 |
The invention relates to a fuel injection device (10) comprising at least two coaxial valve elements (20, 22) arranged in a housing (12). At least one fuel outlet (24, 26) is respectively associated with said valve elements. The outer va...
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WO/2005/052353A1 |
The invention relates to a fuel injector for an accumulator injection system used for injecting fuel into a combustion chamber of an internal combustion engine. Said fuel injector comprises a multipart injection valve member with a first...
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WO/2005/050003A1 |
The invention relates to an injector which is used to inject fuel into internal combustion chambers in internal combustion engines, particularly, a piezo-actuator controlled common-rail-injector. Said injector comprises control means (17...
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WO/2005/047688A1 |
The invention relates to a pump-nozzle device comprising a pump having a plunger (11) and a pump chamber (13). The device also comprises a valve (231) having a valve member which controls the hydraulic coupling of a gradual overflow cham...
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WO/2005/045229A1 |
Disclosed is a valve for controlling liquids. Said valve comprises a valve body inside which an especially piezoelectric actuator unit (23) is disposed for actuating a valve member (24) that is guided within the valve body. The valve mem...
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WO/2005/045233A1 |
Disclosed is a fuel injection valve comprising a housing (1) within which a supply chamber (12) is embodied. A valve needle (18) is disposed in a longitudinally movable manner inside said supply chamber (12). The valve needle (18) cooper...
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WO/2005/045231A1 |
Disclosed is a fuel injection valve for internal combustion engines, comprising a valve member (3) that is provided with an axis (8) and is braced in an axial direction counter to a valve retaining member (1) with the aid of a clamping s...
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WO/2005/042963A1 |
The invention relates to an injector (2) for a common rail injection system of an internal combustion engine, said injector comprising an injector housing (4), a valve element (8) arranged in the injector housing (4), a sealing ring (22)...
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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/2005/040594A1 |
The invention relates to a fuel injection valve having a outer valve needle (10) and an internal valve needle (12) arranged therein, which cooperate with a valve seat (7) thus controlling the opening of at least one injection hole (20; 2...
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WO/2005/040595A1 |
The invention relates to a fuel injector (1) for an accumulator injection system for injecting fuel into a combustion chamber (43) of in internal combustion engine. The fuel injector (1) comprises a body (2) of said injector and a nozzle...
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WO/2005/038235A2 |
The invention relates to a fuel injection device (18) comprising a housing (28). The housing is provided with a housing recess (30) in which a valve element (48) is located. At least one fuel outlet channel (32) is associated with said v...
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WO/2005/038237A1 |
The fuel injection device comprises a high pressure pump (14), by means of which fuel is pumped at high pressure into a reservoir (16). Fuel is supplied to the suction side of the high pressure pump (14), by means of a supply pump (12). ...
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WO/2005/033500A1 |
A fuel injection valve (1) where the relief of a high-pressure fuel in a control chamber (45) to a fuel low-pressure section is controlled by a solenoid valve (5) for fuel injection control. The solenoid valve (5) is constructed such tha...
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WO/2005/031139A1 |
In controlling power supply time, a variation in the fuel injection quantity caused by a variation in the fuel injection rate at the in-cylinder pressure of the engine (detected or estimated value in the running state of the internal com...
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WO/2005/031154A1 |
The invention relates to a structural component of a fuel injection device, which comprises a housing, in which at least one cavity is formed in which high-pressure fuel is present. At least one insert (60) is disposed in said cavity and...
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WO/2005/028851A1 |
A fuel injection valve (1) where the start and end of fuel injection is controlled by regulating by an electromagnetic actuator (5) a valve mechanism turning on and off a back pressure applied to a nozzle needle (32). An armature bolt (5...
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WO/2005/026525A1 |
The invention relates to a fuel-injection valve comprising a hollow needle (17), which co-operates by longitudinal displacement with a valve seat (27) in such a way that is controls the opening of at least one external injection orifice ...
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WO/2005/024222A1 |
Disclosed is a valve mechanism, especially a fuel injection valve for an internal combustion engine, comprising a valve element whose switching position at least indirectly depends on the switching mode of a piezo actuator. Said piezo ac...
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WO/2005/021953A1 |
An internal combustion engine provided with a common rail (13) and fuel injectors (3) connected to the common rail (13). When pilot injection is performed, the injection pressure pulsates. At this time, the injection amount of the main i...
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WO/2005/019638A1 |
The invention relates to a fuel injection valve which comprises a housing (1) with a valve seat (20) configured therein and an interior valve needle (17) and an exterior valve needle (15). The pressure in an exterior control chamber (56)...
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WO/2005/019637A1 |
The hydraulic control device (20) of the fuel injection valve (10) comprises a pilot valve (70). The pilot valve rod (66) co-operates with both the actuator (18) and the pilot valve seat (68). A discharge chamber (72) is located adjacent...
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WO/2005/017342A1 |
Disclosed is a fuel injection device (18) comprising a housing (36) and at least two coaxial valve elements (46, 48). According to the invention, both valve elements (46, 48) are provided with at least one respective hydraulic control ar...
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WO/2005/014997A1 |
The invention relates to a fuel injection device (20) for a combustion engine. It comprises a housing (30) and a first valve element (34), which has a first hydraulic control surface (73) acting in the closing direction, and comprises at...
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WO/2005/014996A1 |
A fuel injection device (20) for a combustion engine comprises a first valve element (36) with a pressure surface (38) that acts in an opening direction. An impinging device (50) acts in a closing direction. A second valve element (34) c...
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WO/2005/014998A1 |
The invention relates to a fuel injection valve (18) comprising a housing (28) and a housing recess (30). Two valve elements (32, 43) which are arranged in a coaxial manner in relation to each other are used therein and are respectively ...
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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/2005/015003A1 |
The invention relates to a fuel injection device (10) for an internal combustion engine, comprising two valve elements (16, 18), each of which is provided with a hydraulic control surface (32, 34) that is effective in the closing directi...
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