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WO/2018/117936A1 |
The present disclosure relates to a fuel injector (1) for supplying fuel into a combustion chamber (3) of an internal combustion engine (5). The fuel injector (1) comprises an injector body (7), a nozzle (9), a needle (11), and a nozzle ...
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WO/2018/108316A1 |
The invention relates to a piston control assembly (1), in particular for use with a fuel injector (3), having a control housing (5) and a control piston (11) which is accommodated therein and can be controlled hydraulically back and for...
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WO/2018/108317A1 |
The invention relates to a fuel injector arrangement (1) comprising a number of fluid supply paths (29, 31, 39), namely a first (29), a second (31) and a third fluid supply path (39). The fuel injector arrangement (1) has a first switchi...
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WO/2018/101411A1 |
A fuel injection device (1) of an embodiment of the present invention injects fuel into a combustion chamber (CC) of an internal combustion engine (EG). The fuel injection device (1) is provided with: a pressure accumulating unit (122) t...
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WO/2018/095711A1 |
The invention relates to an electromagnetically operable control valve for a fuel injector in a fuel injection system, in particular in a common rail injection system, comprising a valve closing element (1), which is guided in a hollow c...
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WO/2018/091287A1 |
The invention relates to a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine, comprising an electromagnetically actuable control valve (1) with a valve closing element (2) which can be moved in a...
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WO/2018/091286A1 |
The invention relates to an electromagnetically operated control valve for a fuel injector in a fuel injection system, in particular in a common rail injection system, comprising a valve piece (1) which forms a valve seat (2) for a recip...
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WO/2018/068925A1 |
The invention relates to an injection valve having servo valve control, comprising an injector body (10) having an injection nozzle, which has a nozzle module (120) having a nozzle body (130) and having nozzle needle (140). The nozzle ne...
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WO/2018/068926A1 |
The invention relates to an injection valve having servo valve control, comprising an injector body (20), which has an injection nozzle, which has a nozzle module (150) having a nozzle body (160) and has a nozzle needle (150). The nozzle...
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WO/2018/046191A1 |
The invention relates to a fluid injector (1) for a motor vehicle, comprising an actuator (3), a nozzle needle (9), and a throttle plate (5) with a first, second, and third recess (51, 52, 53) which are hydraulically coupled together. Th...
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WO/2018/046204A1 |
A fluid injector (1) for a motor vehicle comprises an actuator (3), a nozzle needle (9) and a valve plate (30) which has a first and a second recess (31, 32), which forms a hydraulic coupling between the actuator (3) and the nozzle needl...
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WO/2018/041656A1 |
Coil assembly (28) in a fuel injector (10) comprising: - a magnetic core (38); - a winding (40) wound around the core (38), the winding (40) being overmoulded and forming a cylindrical overmoulding (42); and - the overmoulded coil assemb...
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WO/2018/037714A1 |
A fuel injection device including: a valve body (31) having formed therein an injection hole (30), a supply flow path (40), a pressure control chamber (43), and an outflow flow path (42); a valve member (32) that opens and closes the inj...
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WO/2018/036786A1 |
A control valve assembly (14) of a fuel injector (10) adapted to be arranged between a nozzle assembly (12) and an actuator assembly (16), said control valve assembly (14) comprising a check valve (62) arranged to prevent flow between th...
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WO/2018/037713A1 |
A fuel injection device including: a valve body (31) having formed therein an injection hole (30), a supply flow path (40), a pressure control chamber (43), and an outflow flow path (42); a valve member (32) that opens and closes the inj...
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WO/2018/015001A1 |
A fuel injector (1) with an axially reciprocating nozzle valve member (7), one end (9) of which is guided in a bush element (11), wherein a control chamber (15) is formed in the bush element (11) between the end (9) of the nozzle valve m...
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WO/2018/001879A1 |
Fuel injector (10) extending along a longitudinal axis (X) comprising: - a nozzle assembly (12) comprising a movable needle (14) arranged in a nozzle body (16); - an actuator assembly (22) comprising an actuator (23) arranged in an actua...
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WO/2017/211485A1 |
The invention relates to an injection nozzle (1) for fuel, comprising a nozzle body (2) in which a pressure chamber (4) is formed that can be filled with fuel under high pressure. A plunger-shaped nozzle needle (3) is arranged in the pre...
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WO/2017/207256A1 |
The invention relates to a solenoid valve (10), in particular for controlling a liquid flow in a fuel injector (100), having an electromagnet (30) and a magnet armature (40) which is arranged so as to be capable of reciprocating motion a...
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WO/2017/207134A1 |
The invention relates to a fuel injection valve having an injector housing (1) in which a high pressure region (29) and a low pressure region (13) are formed, said fuel injection valve comprising: a nozzle needle (5) that interacts with ...
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WO/2017/202540A1 |
The invention relates to a control valve (2) for a fuel injection valve, for connecting a high pressure region (30; 36) to a low pressure chamber (18), comprising a longitudinally displaceable control valve element (10) that interacts wi...
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WO/2017/203092A1 |
Invention relates to fuel injection valve unit (1) for an internal combustion piston engine, comprising a fuel inlet (9) connectable to a common rail system (40) of the internal combustion piston engine for feeding pressurized fuel into ...
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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...
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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...
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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...
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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...
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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,...
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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...
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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...
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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 ...
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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...
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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...
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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 (...
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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...
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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...
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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...
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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...
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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...
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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 ...
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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 ...
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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...
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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...
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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...
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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 ...
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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...
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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...
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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.
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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 ...
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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...
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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...
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