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WO/2008/113630A1 |
The invention relates to a fuel injector for injecting fuel from a high-pressure source, or a high-pressure storage device (130), into a combustion space of an internal combustion engine. The fuel injector has an injection valve element ...
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WO/2008/110409A1 |
The invention relates to a fuel injector (10) with a holding body (12) and a nozzle body (14) which are joined together and accommodate a coupler module (18) of which the coupler body (22) is enclosed by a spring sleeve (26). The spring ...
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WO/2008/110408A1 |
The invention relates to a fuel injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, said injector comprising a nozzle needle (4) which moves back and forth in an injector body (2) and/or in a nozzl...
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WO/2008/110406A1 |
The invention relates to a fuel injector comprising an injector housing (6) having a pressure chamber (15) from which fuel subjected to a high pressure is injected into a combustion chamber of an internal combustion engine when the press...
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WO/2008/108348A1 |
In order to improve an increase in white smoke during transition from a cold state to a warm state in a diesel engine performing multistage injection, a diesel engine (10) having a fuel injector (50), consisting of a fuel supply pump (53...
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WO/2008/104423A1 |
The present invention relates to a fuel injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, comprising a valve piston (3) that is displaceably guided in an injector body (2) in terms of lifting mot...
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WO/2008/104421A1 |
The invention relates to a fuel injector (10) comprising a holding body (12) and a nozzle body (22) and additional components supplied with fluid. The fuel injector (10) is configured substantially as a screw assembly and includes a nozz...
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WO/2008/101782A1 |
The invention relates to a fuel injection valve for fuel injection in internal combustion engines, comprising a housing (1) in which a control chamber (14) is formed, wherein the fuel injection occurs as a function of the pressure in the...
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WO/2008/098806A1 |
The invention relates to an injector (1) for injecting fuel in combustion chambers of internal combustion engines, particularly a common rail injector, comprising a valve element (9), which is operatively connected to a control chamber (...
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WO/2008/095743A1 |
The invention relates to an injector (5) for injecting fuel into combustion chambers (7) of internal combustion engines (1), in particular a common rail injector, having a valve element (16) which is operatively connected to a control ch...
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WO/2008/092711A1 |
The invention relates to a ball valve (110) for adjusting a flow of a fluid medium. The ball valve (110) comprises a valve seat (120) and a rounded closing element (116), particularly a valve ball. Furthermore, the ball valve (110) compr...
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WO/2008/086941A1 |
The invention relates to a fuel injector (10) comprising a coupler (24, 30). The reciprocating movement of an actuator is transmitted by the coupler (24, 30) to a pin-shaped injection valve member (12) which is guided into the nozzle bod...
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WO/2008/087052A1 |
Proposed is a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine. The fuel injector has a housing (10) in which are arranged an injection valve element with a nozzle needle, a pressure boosting de...
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WO/2008/083882A1 |
The invention relates to an injector for injecting fuel in a combustion chamber of an internal combustion engine, comprising an injection member, which releases or closes at least one injection opening, wherein the injection valve member...
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WO/2008/085275A1 |
A solenoid operated valve assembly (38) is provided. The valve assembly may include a solenoid (40) having a solenoid coil (48) and an armature (51) movable under influence of the solenoid coil. The valve assembly may also include a valv...
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WO/2008/083881A1 |
The invention relates to an injector (1) for injecting fuel into combustion chambers of internal combustion engines, in particular a common rail injector (1), having a high-pressure region and having a valve element (14) which is axially...
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WO/2008/078538A1 |
A common rail internal combustion engine having a boosting mechanism, in which fuel injection is performed by using, as a target injection amount, a value determined by adding an increased injection amount to a requested injection amount...
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WO/2008/077657A1 |
The invention relates to a fuel injector with an injector housing (1) which has a high-pressure fuel connection which is connected to a central high-pressure fuel source (28) outside the injector housing (1) and with a pressure space (17...
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WO/2008/068093A1 |
The invention relates to a fuel injector (10) for injecting fuel into a combustion chamber of an internal combustion engine. An injection valve element (42) is actuated via pressure relief of a control space (36). Said control space (36)...
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WO2008048566A9 |
Fuel injectors with boosted needle control providing controlled and rapid needle closure. Boost and drive pistons (66, 64) are provided for hydraulic actuation to controllably close the needle (38), with the boost piston (66) reaching a ...
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WO/2008/068084A2 |
Disclosed is a fuel injection valve for internal combustion engines, comprising a housing (1) and a control valve (5) which allows a control chamber (15) to be connected to a leakage oil chamber (40). The control valve (5) encompasses a ...
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WO/2008/066098A1 |
There are some cases where cracks generate at a plurality of areas on an external electrode when a displacement quantity of a laminated piezoelectric element is large. In such cases, there is a possibility of a voltage not being applied ...
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WO/2008/063223A2 |
An actuator (59) for a fuel injector (32) is disclosed. The actuator has a piezo element (110), a casing (114), and at least one end plate (116). The casing is fabricated through a deep draw process, has bellows (126), and is configured ...
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WO/2008/061842A1 |
The invention relates to a fuel injector (1) for an internal combustion engine having a control chamber (2) connected to a high-pressure side (5). The pressure of the control chamber controls the movement of an injector needle (3). The i...
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WO/2008/061844A1 |
In a fuel injector (1) for internal combustion engines having a control space (2) which is connected to a high-pressure side (5) and by means of the pressure of which the movement of a nozzle needle (3) is controlled, and having a contro...
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WO/2008/058798A1 |
The invention relates to a fuel injector having a multi-part injector housing (4) which comprises a housing head (8) and a valve plate (30) of a control valve device. In order to improve the injection behaviour of the fuel injector, an a...
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WO/2008/058799A1 |
The invention relates to a fuel injector with a mounting body (18) to which a nozzle body (5) is fixed using a nozzle clamping nut (22), wherein a nozzle needle (8) is guided in a way that is movable backwards and forwards from a closed ...
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WO/2008/055724A1 |
The invention relates to an injector for injecting fuel into a combustion chamber of an internal combustion engine, comprising an injector housing, an upper housing part (25) and a center housing part (29), wherein an injection valve mem...
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WO/2008/055723A1 |
The invention relates to a fuel injection device (18) for a fuel injection system (10), particularly for a common rail system, comprising a hole-type nozzle (24), with a nozzle needle (36) interacting with a nozzle needle seat (38). The ...
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WO/2008/049675A1 |
The invention relates to an injector (1) for injecting fuel into combustion chambers of combustion engines. According to the invention, a fuel channel (51) is provided in a valve element (3) of a control valve (28), wherein fuel can flow...
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WO/2008/049691A1 |
The invention relates to an injector (1) for injecting fuel into combustion chambers of internal combustion engines. According to the invention, a valve seat (22) of a control valve (12) is designed as a flat seat that has a planar valve...
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WO/2008/049665A1 |
The invention relates to a fuel injection valve device having a valve piston (42) which has a valve piston end (41) which bounds a valve control chamber (48) and which is guided in the axial direction in a guiding section (39). In order ...
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WO/2008/049726A1 |
A fluid-dosing device has a control piston (37), which is coupled to an actuator (23). A nozzle needle (39), in its closure position, is coupled to the control piston (37) with a force fit and, in the closure position, suppresses a flow ...
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WO/2008/049666A1 |
The invention relates to an injector (1) for injecting fuel into combustion chambers of internal combustion engines, in particular a common-rail injector, having an actuator (30) which is arranged so as to axially actuate a valve piston ...
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WO/2008/049668A1 |
The invention relates to an injector for injecting fuel into combustion chambers of internal combustion engines, in particular a common rail injector (1), having an actuator (23) which is arranged in an injector body (2) and which is arr...
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WO/2008/049699A1 |
Disclosed is a fuel injector (1) for internal combustion engines, comprising a control chamber (2) which is connected to a high-pressure side (5) and the pressure of which is used for controlling the movement of a nozzle pin (3), and a c...
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WO/2008/049667A1 |
The invention relates to an injector (1) for injecting fuel into combustion chambers of internal combustion engines, particularly a common rail injector. According to the invention, a pin (25) which penetrates a sleeve (23) of a control ...
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WO/2008/049671A1 |
Disclosed is a fuel injector (1) for internal combustion engines, comprising a control chamber (2) which is connected to a high-pressure side (5) and the pressure of which is used for controlling the movement of a nozzle pin (3), and a c...
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WO/2008/049669A1 |
The invention relates to an injector (1) for injecting fuel into combustion chambers. According to the invention, a valve piston (26) of a control valve (27) is provided with low pressure on both faces, wherein the valve piston (26) is a...
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WO/2008/046238A2 |
Disclosed is a fuel injection valve (4) comprising a control member (70) that is provided with a control passageway (114) which is arranged eccentrically relative to the housing axis (8) and can be opened and closed by a closure piece (9...
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WO/2008/046819A2 |
The invention relates to a method for adjusting an idle stroke (hL) of an actuator (30), preferably a piezoelectric actuator (30), in a metering valve (1), particularly a fuel injector (1) or a head assembly (3) of a fuel injector (1), w...
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WO/2008/046679A1 |
The invention relates to an injector for injecting fuel into a combustion chamber (3) of an internal combustion engine, having an injector housing (9) in which is held a control valve (5) for activating an injection valve element (7) whi...
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WO/2008/040588A1 |
The invention relates to a fuel injector (10) having a solenoid valve (12). A control space (24) which is loaded with a system pressure via a high-pressure feed line (42) can be relieved of pressure via the solenoid valve (12). The contr...
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WO/2008/037523A1 |
The invention relates to a fuel injector comprising a solenoid valve having a multiple-piece armature assembly. Said multiple-piece armature assembly comprises an armature pin (10) upon which a valve spring (24) acts and an armature plat...
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WO/2008/028704A1 |
The invention relates to an injector for injecting fuel into a combustion chamber of an internal combustion engine, comprising an injection valve member (1) which opens or closes off at least one injection opening. The injection valve me...
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WO/2008/025607A1 |
The invention relates to an injector for injecting highly pressurized fuel into a combustion chamber of an internal combustion engine, having an injector body (1) in which a nozzle needle (10) is arranged so as to be longitudinally movab...
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WO/2008/022681A1 |
The invention relates to a fuel injection device for an internal combustion engine, in particular of a motor vehicle, having a pressure accumulator space (common rail) (12), a leakage line (14), an injector (16) in which an axially movab...
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WO/2008/020530A1 |
To provide an accumulator fuel injection device, in which the operation of a pressure control valve for controlling a fuel pressure in an accumulation chamber can be stabilized. The accumulator fuel injection device includes a pressure c...
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WO/2008/017614A1 |
The present invention relates to a fuel injection device for an internal combustion engine with an intake opening (1), an outlet opening (10), a housing (2) and a piston (4), wherein the piston (4), comprising a front end and a rear end,...
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WO/2008/017538A1 |
The invention relates to an injector for injecting fuel into a combustion chamber of an internal combustion engine, wherein the injector (1) is actuated by means of an actuator (45) and is connected to a fuel supply line (19) via which f...
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