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WO/2010/023024A1 |
The invention relates to an injector for injecting fuel into the combustion chamber of an internal combustion engine, comprising an injector housing (2), comprising a fuel inlet (4) for high pressure fuel, connected via a high pressure c...
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WO/2010/021889A1 |
A fluid leak limiter (48) for a high-pressure fuel injection system (12) is disclosed. The fluid leak limiter may have a body (50) at least partially defining a central bore (52) and having a fluid inlet (60) and a fluid outlet (62), a p...
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WO/2010/018377A1 |
The present invention relates to a method of operating an internal combustion engine. With reference to Figures (1), (2) and (5), fluid is supplied to charge air using an injector (116, 3116a, 3116b) which in each operation delivers a se...
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WO/2010/016903A2 |
A system and method for metering the injection of propane gas into the air intake of a gasoline or gaseous fuel spark ignition internal combustion engine by subjecting a metering valve member to intake manifold vacuum so as to decrease p...
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WO/2010/015437A1 |
The invention relates to an injector (1), particularly a common rail injector, for injecting fuel into a combustion chamber of an internal combustion engine, having an injection valve element (11) which can be adjusted between a closing ...
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WO/2010/009925A1 |
The invention relates to a solenoid valve (12), especially for controlling an injection valve of a fuel injector, comprising an electromagnet (16), an armature assembly (24), and a closing element (44), which moves with said armature ass...
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WO/2010/006599A1 |
A large two-stroke diesel engine (1) with an exhaust valve actuating system including a camshaft (28) and hydraulic pushrods that include a piston pump (32) driven by the camshaft coupled via conduit (36) to a hydraulic exhaust valve act...
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WO/2010/000507A1 |
The invention relates to a solenoid valve (1), particularly a servo valve, for a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine, having at least two stop elements (2, 11) abutting each other i...
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WO/2010/000527A1 |
The invention relates to a solenoid valve, especially a servo valve, for a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine, comprising a magnet armature (2) which can be adjusted relative to a ...
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WO/2009/156211A1 |
The invention relates to a fuel injector (10) for internal combustion engines. The fuel injector (10) comprises a control chamber (28), which is loaded with fuel under a system pressure. The pressure in the control chamber (28) can be re...
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WO/2009/156208A1 |
The invention relates to a fuel injector (110) for injecting fuel into the combustion chamber of an internal combustion engine, especially for use in accumulator injection systems. The fuel injector (110) comprises at least one injection...
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WO/2009/155915A1 |
A large two-stroke diesel engine (1) of the crosshead type includes a low to medium pressure hydraulic system, such as the engine lubrication system and a closed circuit high-pressure hydraulic system. The low to medium pressure hydrauli...
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WO/2009/157030A1 |
A fuel injector servovalve (5) has a control chamber and a fixed stem (38), on which a slidable sleeve (41) is fitted; the sleeve ' (41) is actuated by a spring (23) and by an electromagnet (16) for opening/closing a discharge duct outle...
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WO/2009/153087A1 |
The invention relates to a fuel injector, in particular common rail injector, for injecting fuel into a combustion chamber of an internal combustion engine, having a fuel return port (10) and having a single-part or multi-part injection ...
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WO/2009/153086A1 |
The invention relates to a fuel injection valve (1) which is especially used as an injector for fuel injection systems of air-compressing, self-igniting internal combustion engines. The fuel injection valve comprises a multi-part valve h...
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WO/2009/150512A1 |
Needles include a cylindrical outer needle that is brought into contact with and moved away from a nozzle body (113) to open and close an injection hole (1132) and an inner needle (112), slidably inserted in the outer needle (111), that ...
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WO/2009/146974A1 |
The invention relates to a fuel injector (110) for injecting fuel into a combustion chamber of an internal combustion engine. The fuel injector (110) has at least one injection valve member (120), which is mounted in an axially movable m...
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WO/2009/141182A1 |
The invention relates to a fuel injector (1), in particular a common rail injector, for injecting fuel into a combustion chamber of an internal combustion engine. Said fuel injector (1) comprises an injection valve element (12) that can ...
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WO/2009/138279A1 |
The invention relates to a fuel injector (10) for injecting fuel into the combustion chamber of an internal combustion engine, wherein an injection valve member (32) is actuated by way of pressure relief of a control chamber (40). The co...
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WO/2009/135708A1 |
The invention relates to a fuel injector (1), particularly a common rail injector, for injecting fuel into a combustion chamber of an internal combustion engine, comprising an axially adjustable injection valve element (11), which can be...
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WO/2009/132879A2 |
The invention relates to a fuel injection device for an internal combustion engine having a direct fuel injection system, said fuel injection device comprising a housing (2) which has an end (3) that faces a combustion chamber of the int...
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WO/2009/132878A1 |
The invention relates to a fuel injection system (41) having at least one injector (1), wherein a storage space (6) is disposed in an injector body (2) in which a nozzle needle (12) is positioned. A fuel supply (8) feeds the highly press...
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WO/2009/130065A1 |
The invention relates to a fuel injection valve for internal combustion engines for injecting fuel under high pressure utilizing a nozzle needle (10) interacting with a valve seat (13) by means of longitudinal movements thereof, thus ope...
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WO/2009/130063A1 |
The invention relates to a transitional space (19) disposed between the output side of a control valve (13) and a discharge space (5), communicating with the discharge space only via an attenuating path (20).
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WO/2009/121648A1 |
The invention relates to a solenoid valve (16), in particular for actuating a fuel injector (10) having an injector body (14). A valve piece (32) is held in the same. The solenoid valve (16) comprises a magnet coil (24), a magnet core (2...
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WO/2009/121647A1 |
The invention relates to a solenoid valve (16) for a fuel injector (10) for actuating an injection-valve element (26) by pressure relief of a control chamber (24). The control chamber (24) is loaded with fuel which is at system pressure....
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WO/2009/121646A1 |
The invention relates to a solenoid valve (16, 36) for actuating a fuel injector (10). The latter comprises a valve piece (14), in which a control chamber (86) is formed. Its outlet (82) can be opened or closed by way of a closing elemen...
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WO/2009/103819A1 |
A fuel injector (1) for a compression ignition internal combustion engine which comprises a fuel injection valve having an injection valve member (5) which is moveable in use, under the influence of fuel pressure within an injection valv...
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WO/2009/092484A1 |
The invention relates to an injector (1) for injecting fuel into a combustion chamber of an internal combustion machine, particularly a common rail injector, having an injection valve element (10) adjustable between a closed position and...
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WO/2009/092508A1 |
The invention relates to an injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, in particular a common rail injector, with an injection valve element (9) which can be adjusted between a closed posi...
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WO/2009/092507A1 |
The invention relates to an injector (1), in particular, a common-rail injector for injection of fuel into a combustion chamber of an internal combustion engine, with an injection valve element (11), adjustable between a closed position ...
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WO/2009/090782A1 |
A method for controlling pressure and a pressure controller, wherein the performance for controlling the pressure in a pressure accumulator chamber is never degraded even in the event of occurrence of disturbance by estimating the distur...
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WO/2009/086997A1 |
A fuel injection valve (1) is preferably configured as an injector for fuel injection systems of air-compressing, self-igniting internal combustion engines. The fuel injection valve (1) comprises a piezoelectric actuator (2) and a valve ...
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WO/2009/086996A1 |
The invention relates to a fuel injector, comprising an injector nozzle arrangement for injecting fuel into an internal combustion engine, a control piston moving back and forth inside a piston working space for the actuation of a closin...
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WO/2009/068414A9 |
The invention relates to a fuel injector comprising a nozzle retainer (10) or an injector body (20), a valve body (30) and a nozzle body (60), in which a preferably needle-shaped injection valve member (70) is arranged to be vertically m...
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WO/2009/085152A1 |
A control valve assembly (40) includes a one-piece valve (50) movable between a first position at which the valve (50) closes a seat (72)' defined by a housing (51) and positioned fluidly between a fluid inlet (84) and a first fluid outl...
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WO/2009/083340A1 |
The invention relates to a fuel injector comprising an injector housing (2) in which a nozzle needle (4) can be axially displaced, said needle cooperating with a valve piston (16) that comprises an end (15) that faces an end (5) of the n...
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WO/2009/080414A1 |
The invention relates to an injector (1) for an internal combustion engine, comprising a control valve (4) regulating the pressure in a control line (5) for the hydraulic opening and closing of an injector pin (3), wherein the control va...
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WO/2009/074427A1 |
The invention relates to an on-off valve for injectors, especially fuel injectors (1), comprising a closing element (31) which allows the pressure in a control chamber (9) for actuating an injection valve member (3) to be relieved. The c...
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WO/2009/074426A1 |
The invention relates to an on-off valve for injectors, especially fuel injectors (1), comprising a closing element (31) which allows the pressure in a control chamber (9) for actuating an injection valve member (3) to be relieved. The c...
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WO/2009/071472A1 |
The invention relates to a switching valve for injectors, particularly for fuel injectors (1), comprising a closing element (31), by means of which a control arm (9) for actuating an injection valve member (3) can be relieved of pressure...
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WO/2009/072346A1 |
A fuel injection valve for a pressure accumulation-type fuel injection device, in which a surge pressure occurring when a needle valve closes a seat of a nozzle to close the valve is reduced to prevent degradation in fuel injection chara...
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WO/2009/064454A1 |
A control valve (120) for a fuel injector (32) is disclosed. The fuel injector (32) has a nozzle member (56) with a first end and a second end. The first end of the nozzle member (56) has at least one orifice (80). In addition, the fuel ...
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WO/2009/059862A1 |
The invention relates to a piezoelectric actuator module (2) for a fuel injection valve (1) having an actuator body (20) comprising a plurality of ceramic layers and a plurality of electrode layers disposed between the ceramic layers. In...
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WO/2009/059864A1 |
The invention relates to a piezoelectric actuator module (2) for a fuel injection valve (1) having an actuator body (20) comprising a plurality of ceramic layers and a plurality of electrode layers disposed between the ceramic layers. In...
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WO/2009/057541A1 |
A fuel injection valve has an injector body (4z) and a fuel pressure sensor (50z). The injector body (4z) has formed in it high-pressure paths (6bz, 6cz) for allowing high-pressure fuel to flow to a nozzle and receives a piezo actuator (...
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WO/2009/057543A1 |
A fuel pressure detection device used for a fuel injection system for an internal combustion engine, in which the fuel injection system supplies fuel from a common rail (pressure accumulator) to an injector (fuel injection valve) via hig...
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WO/2009/056400A1 |
The invention relates to a fuel injector for a combustion chamber of an internal combustion machine, wherein an injector valve (18) opens or closes at least one injection opening into the combustion chamber. The fuel injector (10) is act...
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WO/2009/057540A1 |
A fuel injection valve has an injector body (4z) having formed in it high-pressure paths (6az, 6bz, 6cz) that allow high-pressure fuel to flow to a nozzle and receiving a piezo actuator (2z)(opening/closing mechanism), a back pressure co...
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WO/2009/057542A1 |
A fuel injection valve has an injector body (4z) having formed in it high-pressure paths (6az, 6bz, 6cz) that allow high-pressure fuel to flow to a nozzle and receiving a piezo actuator (2z)(drive means) etc. for operating a needle (valv...
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