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WO/2020/041105A1 |
Operating an engine (10) includes injecting a first charge of liquid fuel using a first set of nozzle outlets (64, 264) in a fuel injector (56, 256), and injecting a second charge of liquid fuel using a second set of nozzle outlets (66, ...
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WO/2020/041544A1 |
A shuttle valve (68) for a control valve (62) coupled to an electronic fuel injector (44) is disclosed. The shuttle valve (68) may include a shuttle valve first end (74) including an armature attachment portion (75) operably coupled to a...
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WO/2020/039955A1 |
Provided is a fuel injection valve which has improved durability as compared with conventional valves and which is capable of making a more uniform fuel injection amount than conventionally. In addition, provided is a fuel injection valv...
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WO/2020/041111A1 |
A liquid fuel injector (56) for a fuel system (44) in an internal combustion engine (10) includes two injection control valves (82, 85) for controlling two outlet checks (74, 78). A common nozzle supply cavity (90) is fluidly connected t...
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WO/2020/025262A1 |
A nozzle assembly of a fuel injector comprises a nozzle with a body extending along a main axis, in which a needle (30) is axially moveable between a closed position, in which a first end (34) of said needle rests on a valve seat to prev...
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WO/2020/017252A1 |
A fuel injection valve (93) comprises: a valve body (20) having an injection opening (34) provided to a first direction–side end thereof; and a needle valve (31) provided to the inner side of the valve body (20) in a manner capable of ...
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WO/2020/017253A1 |
A fuel injection valve (93) comprises: a valve body (20) having an injection opening (34) provided to a first direction–side end thereof; and a needle valve (31) capable of displacement in an axial direction that is the first direction...
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WO/2020/018263A1 |
A liquid fuel injector (56) such as for a dual fuel system (34) in an internal combustion engine (10) includes two-way injection control valves (82,85) for controlling twin outlet checks (74,78). A first set of orifices (86) are arranged...
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WO/2020/011610A1 |
The invention relates to a method for operating a fuel injector (10) and to a fuel injector (10) which is configured to carry out the method. The method comprises the steps of introducing a fuel under high pressure into a feed passage (7...
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WO/2019/234007A1 |
The present invention relates to a seat plate (1) for an injector, comprising: a planar main body (2) having a first flat side (3) and a second flat side (4); a passage (5), which extends through the planar main body (2) from the first f...
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WO/2019/230892A1 |
A fuel injection valve for injecting fuel and water into a combustion chamber in a cylinder of a marine diesel engine via an injection hole. The fuel injection valve is provided with: a fuel oil channel for circulating the fuel pressure-...
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WO/2019/230891A1 |
Provided is a fuel injection valve which injects fuel and water to a combustion chamber in a cylinder of a marine diesel engine from an injection hole, wherein a first water injection check valve for opening and closing a first water inj...
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WO/2019/219381A1 |
The invention relates to a method for operating a fuel injector having two coaxially arranged nozzle needles (1, 2) which are guided one inside the other and which serve for introducing a first fuel, for example natural gas, and a second...
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WO/2019/206657A1 |
The invention relates to a fuel injector (100) having a control valve (1; 1a), which is arranged in a housing (10) and can be actuated by an electromagnet (12), for controlling the flow of a pressure medium from a control chamber (44) in...
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WO/2019/202008A1 |
The present invention relates to an injector for injecting fuel, comprising: - a seat plate having a passage throttle; - a valve insert, which is arranged on one of the flat sides of the seat plate; - a valve guide for slidably holding t...
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WO/2019/186290A1 |
The present invention provides a fuel injection device capable of preventing operation failure of an armature valve and supplying a desired fuel injection amount to an engine even when deposits resulting from the fuel have formed around ...
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WO/2019/185682A1 |
The invention relates to an injector (1) for injecting fuel, comprising a seat plate (2) with a throttle bore, a valve insert (4) which is arranged on one of the flat faces of the seat plate (2), a valve guide (5) for receiving the valve...
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WO/2019/179976A1 |
The invention relates to a fuel injector (10; 10a), in particular a common rail injector, comprising a switching valve (15) for at least indirectly controlling the stroke movement of a nozzle needle (16), wherein: the switching valve (15...
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WO/2019/180741A1 |
This invention comprises a monometallic inlet valve for a CRAIL engine developed in a steel material that can be hardened. The steel material used may be amenable for induction hardening. In one embodiment, the steel material used is Mar...
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WO/2019/167708A1 |
A fluid pump for a ship, which is one aspect of the present invention, comprises a pump body that pressurizes and discharges a fluid by moving a piston in which pressure of hydraulic oil is used, a detection unit that detects a maximum m...
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WO/2019/162262A1 |
A dual fuel injector (1) having: - at least one stroke-controllable fuel gas nozzle valve member (5) for selectively controlling the opening and closing of at least one nozzle opening (49) of a nozzle assembly (51) of the dual-fuel fuel ...
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WO/2019/154687A1 |
The invention relates to an electromagnetically actuatable control valve (10) for a fuel injector (100), comprising a valve element (36), which is arranged for reciprocating movement along a longitudinal axis (40) and which has a sleeve-...
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WO/2019/156181A1 |
A hydraulic drive device of an embodiment of the present invention comprises: a fuel injection valve that injects fuel into a combustion chamber of a cylinder in a ship diesel engine; a first accumulator that accumulates hydraulic fluid ...
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WO/2019/138009A1 |
The invention relates to an injector for metering gaseous fuel, comprising an injector body (1), in which a piston-shaped nozzle needle (2) is arranged in a longitudinally movable manner, which interacts with a sealing surface (4) by mea...
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WO/2019/122086A1 |
A fuel injector (10) comprising a control valve assembly (12) arranged between an actuator assembly (14) and a nozzle assembly (16), wherein a 3-way valve controls the flow for filling or draining a control chamber through a first thrott...
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WO/2019/109825A1 |
A common-rail fuel injector for a diesel engine is provided. A valve seat of a control valve of the fuel injector adopts a T-shaped column structure with a long hole (2001c). Hydraulic pressure at a tail portion of a needle valve is cont...
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WO/2019/081116A1 |
The invention relates to an injector (1) for dosing a liquid and a gaseous fuel, with an injector body (2) in which an outer nozzle needle (4) is arranged so as to be longitudinally movable, the outer nozzle needle (4) opening and closin...
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WO/2019/072562A1 |
The invention relates to an injector (1) for metering a fluid under high pressure, having an injector body (2), in which a pressure chamber (3), which can be filled with a first fluid, is formed, in which a longitudinally movable nozzle ...
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WO/2019/068567A1 |
A fuel injector (10) defines a HP supply conduit (56), a LP return conduit (58) extending from a control chamber (32) to a return outlet port and, a first fluid communication (F1) joining said HP conduit to the control chamber, a second ...
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WO/2019/068321A1 |
The invention relates to an injection valve for metering two fuels, comprising a nozzle body (1), in which a nozzle hollow needle (4) is arranged for longitudinal sliding, which nozzle hollow needle interacts with an outer nozzle seat (6...
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WO/2019/067816A1 |
Embodiments of apparatus for controlling the movement of matter, including but not limited to one-way fluid valves, are disclosed. The apparatus may include a transition nozzle, a funnel nozzle, and a reverse flow blocker arranged in ser...
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WO/2019/057959A1 |
A fuel injector (12) comprises a noise sensor (60) fixed to the body fixed on the injector a body (28) to record knocks relevant to the end travel of a control valve and of a needle.
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WO/2019/048132A1 |
The invention relates to a method for operating an internal combustion engine, in which a gaseous and/or liquid fuel is or are injected into a combustion chamber of the internal combustion engine and for the injection a fuel injection va...
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WO/2019/039480A1 |
Provided is a fuel injection valve (20) comprising: a needle valve (31) for connecting and disconnecting a high-pressure chamber (33) and an injection hole (34); a driven valve (41) which is provided within a control chamber (46), and th...
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WO/2019/016399A1 |
Device for controlling an injector, comprising: a passage space which can be closed off on one of its two sides by an armature element in order to thereby optionally separate a fluid high-pressure region from a fluid low-pressure region ...
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WO/2019/016398A1 |
The present invention relates to an injector (1) for injecting fuel, comprising an injector housing (2) for receiving at least one injector component, and an electromagnet (3) for controlling a valve (4) for opening and closing the injec...
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WO/2019/011973A1 |
The invention relates to a fuel injector (4) comprising a valve member (22) mounted in an axially movable manner and a housing body (24) with a valve member guide (26) in which the valve member (22) is at least partially received. Accord...
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WO/2018/233980A1 |
The invention relates to a device (10) for return pressure adjustment for an injector (12), comprising a return line (14) having a first end (14a) at which a return outlet opening (12a) of the injector (12) can be directly or indirectly ...
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WO/2018/167085A1 |
A fuel supply valve (502, 822) for a slurry fuel injector valve (500, 800), the fuel supply valve comprising: a fuel inlet (802) for fluid communication with a slurry fuel reservoir; a fuel outlet (804) for fluid communication with a noz...
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WO/2018/167086A1 |
Disclosed is a slurry fuel injector valve (200), comprising: a fuel outlet valve (220) through which slurry fuel is able to exit the slurry fuel injector valve towards a combustion chamber of an engine; a pump cavity (230); a pump elemen...
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WO/2018/167083A1 |
A fuel supply valve for a slurry fuel injector valve comprises a fuel inlet in fluid communication with a slurry fuel reservoir. A fuel outlet is in fluid communication with a nozzle of the fuel injector valve. A pump chamber port is in ...
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WO/2018/162747A1 |
The invention relates to a fuel injection valve for the intermittent injection of fuel into the combustion chamber of an internal combustion engine having a housing which has a high pressure chamber and a low pressure chamber. In additio...
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WO/2018/153740A1 |
The invention relates to a fuel injection valve for injecting a gaseous and/or liquid fuel into a combustion chamber of an internal combustion engine, comprising a first valve element (3) accommodated in a central bore (1) of a nozzle bo...
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WO/2018/154955A1 |
This fuel injection device is provided with valve mechanisms (100, 200) and a driving part (30). The valve mechanisms have: first control valve bodies (110, 210) which are driven by the driving part to open/close an outflow opening part ...
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WO/2018/146004A1 |
A control valve (34) adapted to be arranged in a fuel injector having a body (94) defining a hydraulic bore (112) in which is axially guided an armature- and-spool assembly (98) opens in said upper end face (86), the spool (108) of said ...
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WO/2018/141696A1 |
A method for achieving final air gap and parallelism of a control valve (12) of a fuel injector (10), said control valve (12) having a body (14) defining an transverse top face (18) and comprising a thick disc magnetic armature (28) havi...
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WO/2018/141335A1 |
The invention relates to a fuel injector for an internal combustion engine comprising a pilot valve for controlling the stroke motion of a nozzle needle, an armature rod of the pilot valve being guided in a guide bore, which a transition...
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WO/2018/141535A1 |
The invention relates to a solenoid valve assembly (1) for a fuel injector for injecting liquid and/or gaseous fuel into a combustion chamber of an internal combustion engine, comprising a first magnetic actuator (20), a second magnetic ...
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WO/2018/138365A1 |
A control valve assembly (12) of a fuel injector (10) comprising a first valve arrangement (14) wherein a first valve spool (44) is guided in a first hydraulic bore (32) provided in a body (18) of the assembly. The control assembly (12) ...
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WO/2018/114111A1 |
The invention relates to a fuel injector (100), having an injector housing (11), in which an injection element (19) is guided so as to be movable up and down, having a valve piece (15), in which a cut-out (17) is formed, which together w...
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