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WO/2011/129799A2 |
A sliding valve assembly includes a valve body having a fluid conducting port adjacent to a fluid impervious surface. The actuator allows fluid to travel through the valve assembly and into a fluid blocking position where the fluid imper...
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WO/2011/129826A1 |
A pressure intensifier (64) is controlled by a control valve (ICV 66) to intensify pressure with which fuel is injected from an outlet port (40) of an injection device (20) into an engine cylinder in comparison to that at which fuel is i...
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WO/2011/124582A1 |
An injection valve comprises a nozzle needle (10), which suppresses a metered addition of fluid in a closed position and otherwise allows the metered addition of fluid. The valve further comprises a control chamber (16), which is hydraul...
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WO/2011/122051A1 |
A fuel injection device (100) is provided with a control body (40) in which a nozzle hole (44) is formed, a nozzle needle (60) which opens and closes the nozzle hole (44), a pressure control chamber (53) which controls the movement of th...
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WO/2011/117029A1 |
The invention relates to an injector, in particular a fuel injector for an internal combustion engine, comprising an actuator module 8 controlling a valve 15 for setting a through-flow of a fluid medium, wherein the valve 15 connects a c...
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WO/2011/101174A1 |
The actuator intended for fuel injectors preferably comprises a composite magnet cup having an annular channel receiving a ring-shaped magnet coil. The annular channel can be covered radially inward in some regions on the coil window by ...
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WO/2011/101419A1 |
The high-pressure fuel injection valve (100) according to the invention comprises a control valve (80) having an actuator (81) and a high-pressure fuel connection (4) and a low-pressure fuel connection (22). In the valve stem (8) and the...
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WO/2011/095367A1 |
The invention relates to a control valve assembly having a sleeve-shaped closing body which is axially movably arranged on a guide rod, one end face thereof being supported on a stationary part of the injector body. The other end face is...
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WO/2011/088490A1 |
In a method for controlling the temperature of an injector (9) of an injection system for injecting fuel into the combustion chamber of an internal combustion engine, in which the fuel is pumped by at least one pre-supply pump (3) from a...
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WO/2011/085867A1 |
The invention relates to a control chamber (7), the pressure of which determines the strokes or positions of a nozzle needle (6), and which is assigned to a force or pressure sensor (20) in order to detect the progression of the control ...
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WO/2011/087201A1 |
The injection system of the present invention relates to the injection system of a fuel injection pump wherein a plunger performs a reciprocating slide motion in the axial direction inside of the plunger chamber of a barrel for compressi...
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WO/2011/076465A1 |
The invention relates to a fuel injector for an internal combustion engine having a valve body 1, in which a valve needle 2 is arranged in a longitudinally displaceable manner, which interacts with a valve needle point 5 that is formed o...
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WO/2011/062011A1 |
Provided is a common rail formed by connecting a common rail main body to a common rail holder having a pressure surface and a projected connection surface, using heating and pressure-welding bonding, and liquid phase diffusion bonding, ...
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WO/2011/057863A1 |
The invention relates to a method for producing a fuel injection valve (10; 10a; 60; 60a), in which a valve needle (40; 40a; 62; 62a) which closes at least one fuel outlet opening (49) is inserted into an injector housing (11), wherein t...
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WO/2011/057864A1 |
The invention relates to a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine, in particular a common-rail injector, comprising a control valve (19) for hydraulically connecting a control chamber ...
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WO/2011/054613A1 |
A fuel injector (100; 200; 300) for an internal combustion engine is disclosed. The injector includes a slave piston (130; 230; 330) provided with a control bore (144; 244; 344) and associated with a valve needle (110; 210; 310), such th...
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WO/2011/054925A1 |
A fuel injector (300) comprising a solenoid actuator (200) and a housing is disclosed. The housing comprises a first housing body (302) having a recess (308) for receiving the actuator (200) and an end face (303), and a second housing bo...
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WO/2011/054869A1 |
The invention relates to an injection valve (10) comprising an injector component (14) having an injector body (12) comprising a recess (17) of the injector body (12) extending in the direction of a longitudinal axis (L) that can be hydr...
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WO/2011/051060A1 |
The invention relates to a fuel injection device for injecting fuel into a combustion chamber (18) of an internal combustion engine, having a control valve (36) comprising a valve piece (4) in which a valve body (37) is guided such that ...
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WO/2011/042300A1 |
The invention relates to a fuel injection valve according to the preamble of claim 1. A fuel injection valve of this type is already known and is used, in particular, in what are known as "common rail systems" in diesel internal combusti...
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WO/2011/042239A1 |
The invention relates to an injector (1) for injecting fuel into a combustion chamber (3) of an internal combustion engine, wherein an injection member (7), which opens or closes at least one injection opening (11), is actuated by means ...
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WO/2011/034804A1 |
A unit fuel injector (30) has a nozzle (36) providing axial guidance of a needle (72) at points proximal and distal to a needle feed cavity (81). The needle has a multi-lobular formation (200) providing distal guidance of the needle whil...
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WO/2011/032770A1 |
The invention relates to an injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, in which an injection member which opens or closes at least one injection opening is actuated by a control valve (11)...
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WO/2011/032873A1 |
The invention relates to a method for determining a point in time when a valve needle arranged in an injection valve changes directions. In said method, a variable providing information on a curve indicating the pressure (40) in a contro...
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WO/2011/029829A1 |
The invention relates to an injector (1), in particular a common rail injector, for injecting fuel into a combustion chamber of an internal combustion engine, having an injector valve element (11) that can be displaced between a closed p...
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WO/2011/026689A1 |
The invention relates to a fuel injection device for injecting fuel into a combustion chamber of an internal combustion engine, having a control valve comprising a valve piece (104) that has a central through-hole (105) having a throttle...
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WO/2011/023473A1 |
The invention relates to an injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, wherein an injection member (10), which releases or closes at least one injection opening (20), is actuated by a cont...
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WO/2011/023466A1 |
The invention relates to a fuel injector comprising an actuator module 2 arranged in a holding body 1, wherein the holding body 1 is braced by means of a tension nut 13 to a nozzle body 12 by means of at least one interposed intermediate...
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WO/2011/023475A1 |
A fuel injector for use in delivering fuel to an internal combustion engine comprises a nozzle having a valve needle which is moveable with respect to a valve needle seating through a range of movement between a fully-closed position and...
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WO/2011/009667A1 |
The invention relates to a fuel injector comprising a solenoid valve (1), which comprises an armature (3) connected to a valve member (2) or designed as a valve member (2). The solenoid valve (1) is arranged in an injector body (4), whic...
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WO/2010/145911A1 |
A fuel injector (100) for use in an internal combustion engine comprising an injection nozzle (118) having a nozzle body (120) provided with a nozzle bore (130), a first valve needle (136) received within the nozzle bore and being engage...
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WO/2010/133423A1 |
A method according to the invention for measuring a lift movement of an armature in a fuel injector (1) comprises the following steps: Inserting a measuring probe (50) into the fuel injector (1) such that the measuring probe (50) comes i...
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WO/2010/127889A1 |
The invention relates to a fuel injector (1) having a high pressure region (32) which contains fuel that is under high pressure during operation, and a low pressure region (38) in which a lower pressure is present during operation than i...
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WO/2010/124464A1 |
A pressure control valve comprises a valve seat (38), a valve body (40) and a valve rod (42) housed and being slidable axially in an axial through bore (52) of the valve body. The valve rod (42) comprises a cylindrical stem (54), a head ...
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WO/2010/122125A2 |
A fuel injector for an internal combustion engine, the fuel injector comprising: an injector body of substantially elongate form and defining an injector body axis; an injector nozzle disposed at one end of the injector body; and a plura...
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WO/2010/116221A1 |
In a device for injecting fuel into the combustion chamber of an internal combustion engine, comprising an injection nozzle (5) having an axially movable nozzle needle (17), which can be exposed in the axial direction to the pressure pre...
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WO/2010/105282A1 |
In an apparatus for injecting fuel into the combustion chamber of an internal combustion engine, comprising an injection nozzle (5) having an axially displaceable nozzle pin (17), to which the pressure present in a control space (13) fil...
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WO/2010/106150A1 |
An actuator arrangement for an electromagnetically operated fuel injector, comprising: a pole member having a first end face and defining an aperture extending from the first end face; an actuator core received within the aperture, where...
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WO/2010/097284A1 |
The invention relates to a fuel injector comprising a high-pressure chamber that is arranged in an injector body and that can be connected to a high-pressure source for fuel and that can be connected to a combustion chamber of an engine ...
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WO/2010/092170A1 |
The present invention relates to a piezoelectric actuator (12) comprising an actuator element (15) and two electrical connecting elements (23, 24), wherein the actuator element (15) comprises a stack of several piezoelectric layers (17),...
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WO/2010/089217A1 |
The invention relates to an injector assembly (14) for an injection valve (10) having an injector body (12) having a recess (32) having a fluid entry (23). In a closed position of an axially movable jet needle (34), a fluid flow through ...
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WO/2010/088781A1 |
The control apparatus (88) of a fuel injection valve comprises a mushroom-shaped intermediate valve member (56), which is guided in an intermediate element (94) with a sliding fit (94''). Together with a guide sleeve (78) and the lower s...
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WO/2010/081574A1 |
The invention relates to a fuel injector for internal combustion engines, having a pressure chamber (16) formed in a housing (10), in which a nozzle needle (15) is disposed having an adjustable stroke. The pressure chamber (16) is divide...
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WO/2010/053020A1 |
Provided is the structure of a control valve of accumulator fuel injection equipment wherein an adverse effect by bounce can be reduced by a low-cost means without requiring any special device in the control valve structure of accumulato...
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WO/2010/052099A1 |
A fuel injection valve (1), in particular suitable as injector for fuel injection devices in air compressing self-ignition internal combustion engines, comprises a solenoid switching valve (15), a nozzle needle, a control piston (6) for ...
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WO/2010/037590A1 |
The invention relates to a fuel injector (12), particularly a common-rail injector, for injecting fuel into a combustion chamber of an internal combustion engine, having at least one electromagnetic actuator (22) for moving an armature (...
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WO/2010/034544A1 |
The invention relates to an injector for internal combustion engines, comprising a control chamber (12) of a valve control piston (8), said chamber being associated with an inlet bore (20) comprising an inlet throttle (26) for supplying ...
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WO/2010/029777A1 |
Provided are a device and a method for controlling a fuel injection system, which is shortened in the injection time period of a main injection in the rated running range of an internal combustion engine without reducing the injection ra...
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WO/2010/029791A1 |
Provided are a fuel leakage diagnostic device and a fuel leakage diagnosis method with which it is easy to diagnose whether there is leakage of highly compressed fuel from a leak-proof pressurized storage-type fuel delivery device. The f...
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WO/2010/023009A1 |
The invention relates to a fuel injector (21) for internal combustion engines, with a control chamber (22) connected to a high pressure side (25). The movement of a throttle needle (23) is controlled by means of the pressure in the contr...
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