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Matches 1 - 50 out of 7,026

Document Document Title
WO/2017/194625A1
A fuel injector for an internal combustion engine, comprising an injection nozzle (12) having a nozzle body (16), a seat (34) with an injection port (36) passing therethrough, and a needle (14); a control chamber (52); and a control valv...  
WO/2017/186956A1
Top guide assembly (42) designed to be arranged in a fuel injector (10) and extending along the longitudinal axis (X), compressed between a nozzle body (16) and a control valve body (20), the top guide assembly (42) comprising a top guid...  
WO/2017/186819A1
Fuel injector for an internal combustion engine, comprising an injection nozzle (12) with a body (16) in which there is positioned a needle (14) able to move between a closed position (PF), in which a first end (48) of the needle rests a...  
WO/2017/178140A1
The invention relates to a method for ascertaining the servo valve closing time in piezo-driven injectors and to a fuel injection system. In the method, a piezo actuator is used as a sensor after the discharge phase of the piezo actuator...  
WO/2017/174401A1
A fuel injector (10) for an internal combustion engine comprising a nozzle needle (12) which is movable within a nozzle body (16, 16a) to control fuel delivery through an outlet; a control chamber (50) for fuel defined, at least in part,...  
WO/2017/167627A1
The invention relates to a fuel injector for an internal combustion engine, which comprises an injection nozzle (12) with a body (16) inside which a needle (14) is arranged movable between a closed position (PF), in which a first end (48...  
WO/2017/167646A1
The invention relates to an actuator assembly for a fuel injection valve for injecting gaseous and/or liquid fuel into a combustion chamber of an internal combustion engine, comprising a magnetic actuator (1) with an annular magnetic coi...  
WO/2017/162874A1
Electromagnetic actuator (30) of a fuel injector (5), the actuator (30) comprising a stationary electric coil (32) provided with an axial bore, a mobile magnetic armature (29) moving towards the coil (32) when the latter is electrically ...  
WO/2017/162902A1
The invention relates to a fuel injector unit (20) comprising: a first fuel feeding section (410) comprising at least one first fuel injection valve (442), wherein the first fuel injection valve (442) is provided with a first fuel galler...  
WO/2017/144479A1
A fuel injector has a head portion adapted to provide connections from and to an ECU to selectively energize an actuator to start and stop fuel injection pulses, a fuel supply connection for supplying fuel into the injector at an elevate...  
WO/2017/145560A1
A fuel injection device equipped with a valve body (40, 240), a valve member (60), a switch valve mechanism (70, 270) having a first valve element (71, 271) and a second valve element (76, 276) arranged in series inside an outflow path (...  
WO/2017/144766A1
The method for determining the diameter (Ds) of a nozzle seat (6) of a fuel injector that comprises a noz- zle body (1), a nozzle seat (6) arranged in the nozzle body (1) and an injector needle (5) comprising a seal- ing surface (8) coop...  
WO/2017/145559A1
A fuel injection device that injects fuel from injection holes (44), and that is equipped with: a valve body (40, 240) in which the injection holes and a supply flow path (41) supplying fuel to these injection holes are formed; a valve m...  
WO/2017/130104A1
The invention relates to an injection system (1), a control unit (16) and a method for controlling the quantity of fuel injected into an internal combustion engine, wherein said system (1) comprises at least one injector (14), an injecti...  
WO/2017/108298A1
The invention relates to a fuel injector for injecting fuel under high pressure, comprising a housing (2) in which a pressure chamber (10) is formed which can be filled with fuel under high pressure, and in which a nozzle needle (12) int...  
WO/2017/097412A1
The invention relates to a fuel injector arrangement (1) having a fuel injector (3) for operation with fuel gas, wherein the fuel injector (1) has a fuel gas nozzle valve element (13) having a piston part (29) and a valve element part (3...  
WO/2017/097413A1
The invention relates to a fuel injector arrangement (1) having a fuel injector (3) for operation with fuel gas, wherein the fuel injector (3) has a fuel gas nozzle valve having a fuel gas nozzle valve element (57), and wherein the fuel ...  
WO/2017/097777A1
A fuel injector (10) comprises a solenoid (24) and a nozzle in the body (30) of which a movable member (32) is slidingly guided along a longitudinal axis (X), the movable member (32) extending between a bottom end and a top end provided ...  
WO/2017/097414A1
Fuel injector arrangement (1) having: - a hydraulic injector control system (17), - a combustion gas metering valve assembly (37) with a nozzle valve member (35); - a hydraulic seal system (49) which is attached in a communicating manner...  
WO/2017/092955A1
The invention relates to a fuel injector (100) for injecting fuel into the combustion chamber of an internal combustion engine. The fuel injector (100) comprises a control valve (1) and an injection valve element (11). The injection valv...  
WO/2017/089011A1
The invention relates to a fuel injector (100), comprising a magnet armature (40) arranged such that it can move in a stroke-like manner, in particular for at least indirectly controlling the outflow of fuel from a control chamber (30) i...  
WO/2017/089017A1
The invention relates to a fuel injector, in particular a common-rail injector (1), comprising an injector housing (2), in which a nozzle needle (8), which is arranged in such a way that the nozzle needle can be moved in a reciprocating ...  
WO/2017/084948A1
A fuel injector 10 for use in an internal combustion engine. The fuel injector 10 comprises a valve needle 14 having a needle axis L and being reciprocally movable within a bore 16 in a nozzle housing 18 towards and away from a needle se...  
WO/2017/085124A1
A direct acting fuel injector (10) for use in an internal combustion engine, the injector comprising an actuator (20); a hydraulic amplifier chamber (31) for fuel; a valve needle (14) movable within a bore (16) provided in an injector ho...  
WO/2017/076508A1
The invention relates to a method for controlling a fuel injector for an internal combustion engine, in which an anchor rod is adjusted by subjecting it to an activation current by an actuator before the start of the fuel injection.  
WO/2017/071992A1
A control valve arrangement (24) of a fuel injector comprises a valve body (44) provided with a filling chamber (56) in which, in use, pressurized fuel enters via a filling hole (106). A filling valve is arranged in said filling chamber ...  
WO/2017/063991A1
The invention relates to a piezoelectric injector (100) comprising: an actuator chamber (131) in which a piezoelectric actuator (130) is arranged; a nozzle needle (170), which guides a nozzle needle sheath (171); a high pressure bore (12...  
WO/2017/059990A1
The invention relates to a method for producing a valve piece (108) for a fuel injector (100), having a region on the valve piece (108) which forms a valve seat (115), wherein the valve piece (108) has, as its basic material (119), a pre...  
WO/2017/059986A1
The invention relates to a nozzle assembly (10; 10a) for a fuel injector (100), comprising a nozzle needle (12) which is arranged such that it can move in a stroke-like manner in a bore (15) of a nozzle body (11), for releasing and closi...  
WO/2017/048738A1
A pre-chamber fuel admission valve (44) includes a fuel inlet (50), a fuel outlet (76), an actuated valve, and a check valve (74). The fuel inlet (50) receives a supply of a fuel. The fuel outlet (76) delivers the fuel to a pre-chamber (...  
WO/2017/038394A1
This invention provides a fuel injection device comprising a nozzle body (4), an outer needle (6), an inner needle (7), actuators (8, 9), and a control unit (2), fuel injection being started and stopped by the tip of the outer needle bei...  
WO/2017/032485A1
The invention relates to an actuator for a fuel injector, in particular a common rail injector, comprising a magnetic coil (1) surrounding an opening, wherein a piston (2) is inserted in the opening, which piston at least in some section...  
WO/2017/025529A1
The present invention relates to a fuel injector in order to be used in internal combustion engines and comprising a magnetic element (20) positioned inside a casing (10), at least one armature element (30) which displaces as a result of...  
WO/2017/025220A1
The invention relates to a fuel injector (10) for injecting fuel into the combustion chamber of an internal combustion engine. The fuel injector (10) comprises a substantially cylindrical injection valve member (18) which is arranged in ...  
WO/2017/016977A1
The present disclosure relates to a fuel injector (1) having a control valve (11) for controlling fuel pressure in a control chamber (13). The control valve (11) comprises a valve seat (20); and a valve member (12) having a valve face (1...  
WO/2017/012730A1
The invention relates to a fuel injector (1) for injecting fuel into a combustion chamber of an internal combustion engine, comprising a nozzle needle (3) arranged in a longitudinally movable manner in a pressure chamber (6). The pressur...  
WO/2017/009041A1
The invention relates to a switching valve for a fuel injector, in particular a common-rail fuel injector, said valve comprising a reciprocating armature (1) which is penetrated by an axial bore (3) in order to accommodate and guide an a...  
WO/2017/005581A1
A coil assembly (44) comprising an electrical winding (50) included in an overmoulding (52), the winding (50) being suitable for controlling the control valve (14) of a fuel injector. The coil assembly (44) is provided with a longitudina...  
WO/2017/001094A1
Fuel injector (1) for injecting fuel into a combustion chamber of an internal combustion engine having a nozzle needle (3) which is arranged longitudinally displaceably in a pressure space (6). The pressure space (6) can be filled with h...  
WO/2016/206982A1
A nozzle assembly (16) of a fuel injector comprises a nozzle body in which a needle member (84) is adapted to translate. The nozzle assembly is further provided with an electrical circuit comprising the needle member (84), the nozzle bod...  
WO/2016/208130A1
A surrounding member (30) has a through-hole (50) extending through a cover section (30a). The cover section (30a) has a closing section (56, 58) which closes the opening (7b) of an outlet passage (7) from the space outside the surroundi...  
WO/2016/206850A1
The invention relates to a fuel injector (10) for injecting fuel into the combustion chamber of an internal combustion engine having a nozzle needle (2) which is arranged such that it can be displaced longitudinally, wherein the nozzle n...  
WO/2016/206834A1
The invention relates to a fuel injector (10) comprising an injector housing (11) in which an element (15), arranged to be movable up and down, is provided for at least indirect injection of fuel into the combustion chamber of an interna...  
WO/2016/202488A1
Fuel injection valve (1) for internal combustion engines, for injecting fuel under high pressure, comprising a piston-shaped nozzle needle (7) which engages with a seal surface (13) comprising a nozzle seat (10), in order to open and clo...  
WO/2016/199354A1
A fuel injection device injects a liquefied gas fuel from an injection hole (44) into the combustion chamber (115) of an internal combustion engine (110), and is provided with: a flow passage forming member (41) for forming a fuel flow p...  
WO/2016/188577A1
The invention relates to a common rail injector (10) comprising an injector housing (11) in which a nozzle needle (25) - arranged such that it can move in strokes - is arranged in a high-pressure chamber (18) for releasing or blocking at...  
WO/2016/186822A1
A fuel injector (200) is disclosed herein. The fuel injector (200) includes an injection line (212), a control valve (220), a check rod (240), a control cavity (264), a high pressure inlet (260), and a drain line (214). The injection lin...  
WO/2016/181999A1
A fuel injection device (128) is provided with: a hydraulic pump that discharges a hydraulic oil; a casing (146) to which a hydraulic chamber (174) connected to the hydraulic pump is provided; an operating piston (172) that is slidably p...  
WO/2016/173826A1
The invention relates to a two-material injector (1) for two media, comprising an injector body (2) having a guide (3) formed therein for an outer injector needle (4), which has an inner injector-needle guide (5) for an inner injector ne...  
WO/2016/169568A1
A fuel valve (1) for injecting fuel into the combustion chamber of a large two-stroke self-igniting internal engine combustion engine, with a valve needle (20) that is resiliently biased towards a valve seat (22). The effective pressure ...  

Matches 1 - 50 out of 7,026