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WO/2024/067738A1 |
Provided in the present application are an electronically controlled fuel injector and an internal combustion engine. The electrically controlled fuel injector comprises: an injection valve assembly, which comprises a first body and an i...
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WO/2024/061701A1 |
The invention relates to a system and method for determining the value of a flow rate of a liquid in a vehicle engine system, comprising a fluid tank (3), a pump (2), a fluid injector (1), with a fluid flow path from the pump to an injec...
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WO/2024/056223A1 |
The present invention relates to a gas injector for injecting gaseous fuel, comprising: a magnetic actuator (2) with an armature (20), a closing element (3) which has a valve needle (30) and is connected to the armature (20), wherein the...
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WO/2024/056224A1 |
The present invention relates to a gas injector for injecting a gaseous medium, comprising a closing element (2) which releases and closes a through opening (4) on a sealing seat (3), a restoring element (6) which restores the closing el...
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WO/2024/052953A1 |
The present invention provides an electronic control device that is able to prevent valve opening failure of an injector when an abnormality occurs in a fuel pressure sensor that detects the pressure of a fuel supplied by the injector, a...
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WO/2024/046939A1 |
The invention relates to an electromagnetically actuatable fuel valve (1) for metering a preferably gaseous fuel, comprising a solenoid coil (2) for acting on a solenoid armature (3) which can carry out a stroke movement and which is des...
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WO/2024/017591A1 |
The invention relates to a gas injector (10) for injecting a gaseous fuel, with a solenoid actuator (68) for actuating an armature (66), wherein the armature (66) is coupled at least indirectly to a closing element (34) which opens and c...
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WO/2024/018552A1 |
Provided is a fuel injection control device that increases a driving current supplied to a plurality of fuel injection valves to a target valve opening current using a voltage application switch. Here, the fuel injection control device i...
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WO/2023/247088A1 |
The present invention relates to a gas injector for injecting gaseous fuel, comprising a solenoid actuator (2) with an armature (20), an internal pole (21) and a coil (22), a closing element (3) with a valve needle (30), wherein the clos...
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WO/2023/242980A1 |
This fuel injection device comprises: a magnetic core; a movable core attracted by the magnetic core; a valve body that has a flange on the upstream side of the movable core; and a gap forming member that forms an axial gap between the f...
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WO/2023/243032A1 |
The present disclosure provides an internal combustion engine control device capable of simultaneously improving the stability and response of the transient response of the ejection pressure of a high-pressure fuel pump relative to a pre...
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WO/2023/227520A1 |
The invention relates to a fuel injector (1) comprising: - a housing (2) extending axially along an injector axis (A) from a proximal end (2.1) to a distal end (2.2) and having a nozzle (4) at the distal end (2.2), - a pintle (10) having...
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WO/2023/228666A1 |
The herein described subject matter relates in particular to a control device (150) and a method for controlling a fuel injector (101) attached to an internal combustion engine to allow reducing the deviation of the fuel amount between d...
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WO/2023/228411A1 |
Provided is an electromagnetic fuel injection valve with which good performance can be ensured and size reduction can be facilitated while avoiding deterioration in yield. An electromagnetic fuel injection valve (1) comprises a coil hous...
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WO/2023/228595A1 |
The present invention provides a fuel injection control device and a fuel injection method capable of reducing a fluctuation in injection amount. The fuel injection control device comprises a feature amount detection unit (closed valve t...
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WO/2023/223565A1 |
Provided is an electromagnetic fuel injection valve (1) that prevents biting of foreign matter between a fixed core (4) and a movable core (7), and has stable flow volume characteristics. An annular protruding part (23) protruding in the...
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WO/2023/218736A1 |
In this fuel injection valve, a lateral passage 211 has an inclined passage part 2112 that is inclined with respect to a radial direction RD centered on a central axis 1a of the fuel injection valve on a projection view (fig. 6A) project...
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WO/2023/218605A1 |
Provided is a fuel injection valve (1) which requires no press-fit section to be provided in a fuel passage (9) and in which an orifice member (27) can be installed. This fuel injection valve (1) is provided with: a fuel passage (9) with...
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WO/2023/217428A1 |
The present invention relates to a gas injector for injecting a gaseous fuel, comprising; a magnetic actuator (2) having an armature (20), an inner pole (21) and a coil (22); a closing element (3) having a valve needle (30), wherein the ...
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WO/2023/203186A1 |
A fuel injector (10) for delivering gaseous fuel to an internal combustion engine, the fuel injector (10) comprising: a nozzle body (34) provided with a nozzle bore (34b); a first valve needle (22) received within the nozzle bore (34b) a...
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WO/2023/188032A1 |
In an electromagnetic fuel injection valve according to the present invention: an annular fuel collection chamber 49 is provided between a valve seat 8 and a valve hole 7, and a flat fuel diffusion chamber 50 to which an outlet of the va...
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WO/2023/166665A1 |
Provided is an electromagnetic valve drive device that controls a period at which a solenoid coil provided in a fuel injection valve is energized, and that causes the fuel injection valve to inject fuel a plurality of times in one combus...
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WO/2023/162086A1 |
Provided is a fuel injection control device for controlling a fuel injection device capable of injecting fuel a plurality of times in one combustion cycle of an internal combustion engine, said fuel injection control device comprising a ...
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WO/2023/148347A1 |
A fuel injector for an internal combustion engine, the fuel injector comprising an injection nozzle comprising a nozzle body provided with a nozzle bore; a valve needle assembly received within the nozzle bore and including a valve needl...
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WO/2023/148309A1 |
A fuel injector (10) for delivering gaseous fuel to an internal combustion engine, the fuel injector (10) comprising a nozzle body (14) provided with a nozzle bore (26); a valve needle assembly received within the nozzle bore (26) and in...
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WO/2023/148355A1 |
A controller for determining an injection strategy for a fuel injector within a hydrogen fuel injection system within an engine, the controller comprising: an input arranged to receive an engine operating parameter and a pressure signal ...
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WO/2023/149045A1 |
Provided is an electronic control device that drivably controls a fuel injection valve, wherein a boost current of a boost circuit is increased only in situations requiring an increase in boost energy from a short-term boost, and the boo...
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WO/2023/139815A1 |
This fuel injection device comprises a nozzle holder, a fixed core, an anchor, and a valve member. The valve member has a valve body and a spacer. The valve body is provided with a shaft portion and an engaging portion that engages with ...
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WO/2023/138803A1 |
The present invention relates to a gas injector for injecting a gaseous medium, said gas injector comprising: a closing element (2) which opens and closes a passage opening (3) at a first sealing seat (4); an actuator (5) for actuating t...
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WO/2023/133034A1 |
A fuel injector including a flow balanced injector needle seal is provided. The fuel injector includes a needle in a fuel passage of the fuel injector body. The needle moves longitudinally in the fuel passage to selectively stop and star...
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WO/2023/119852A1 |
In an electromagnetic fuel injection valve (I), when a fuel filter (20) and an orifice member (21) are press-fitted onto the inner peripheral surface of a cylindrical fuel inlet portion (7), interference of press-fit allowances of the fu...
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WO/2023/111032A1 |
An electromagnetic apparatus (105) comprises a magnetic core (135) having a longitudinal axis (137) and a coil former (128) that is circumferentially disposed around the magnetic core (135) and has at least one receiving region (142) for...
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WO/2023/111057A1 |
The invention relates to an electromagnetic actuator having a coil assembly with at least one coil core and a coil which is arranged about the circumference of the coil core and having a movable magnetic armature body as a movable actuat...
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WO/2023/111028A1 |
The invention relates to an electromagnetic actuator comprising a coil assembly with at least one coil core and a coil which is arranged about the circumference of the coil core, a housing comprising a magnetic material and a rotationall...
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WO/2023/111043A1 |
The invention relates to an electromagnetic actuator (105) comprising a coil element (110) which has at least one coil core (135) and a coil (140) arranged about the circumference of the coil core (135). The coil core (135) has a rotatio...
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WO/2023/111105A1 |
The invention relates to a method for producing a pintle (20) for a fuel injector (1), which pintle (20) extends in an axial direction (A) and has a pintle perch (20.2) with a perch radius as a maximum radial dimension and a pintle shaft...
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WO/2023/111019A1 |
The invention relates to an electromagnetic device comprising: a magnetic core with a longitudinal axis, which magnetic core has a first region and a second region; a coil body which is arranged circumferentially around the second region...
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WO/2023/105919A1 |
This fuel injection device, which injects a fuel into a combustion chamber of an internal combustion engine, comprises: an injection port for injecting the fuel into the combustion chamber; a first flow passage which connects the injecti...
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WO/2023/104418A1 |
The invention relates to a gas valve for the metered dispensing of a gaseous fuel, having an outer armature (12) which interacts with an outer valve seat (16) in order to open and close an outer flow cross section (22), and having an inn...
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WO/2023/073140A1 |
A fuel injection valve (10.1) is described, comprising a housing (12) which has an injection valve seat (18) and a nozzle body (16), a high-pressure chamber (26) which runs from a high-pressure fuel inlet (24) to the injection valve seat...
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WO/2023/063191A1 |
The present subject-matter relates to a method and a control device for reducing unburned hydrocarbons and particle emissions of an internal combustion engine especially in cold engine conditions. The problem to be solved is to provide a...
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WO/2023/059662A1 |
In general, the subject matter described in this disclosure can be embodied in a fuel injector that includes an upper housing portion that defines an inlet passage adapted to receive fuel, and a lower housing portion that is attached to ...
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WO/2023/026514A1 |
The purpose of the present invention is to provide a solenoid valve control device that is able to achieve silencing of a solenoid valve without failing to close the solenoid valve in a subsequent discharge operation of a fuel pump. To t...
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WO/2023/026518A1 |
[Problem] To provide a diesel engine, a diesel engine manufacturing method, and a diesel engine injection-amount correction system that enable easy improvement of the accuracy of correcting fluctuations in a fuel injection amount. [Solut...
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WO/2023/008132A1 |
The solenoid device drives a valve unit of a solenoid valve provided to a fuel injection device by an electromagnetic force and comprises: a cylindrical core; a coil wound around the core; a casing which receives the core and the coil an...
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WO/2023/007999A1 |
This fuel injection valve comprises: a main body portion including an inflow port into which fuel supplied from a fuel supply source flows, a flow passage through which the fuel that has flowed in from the inflow port flows, and a discha...
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WO/2023/007998A1 |
The solenoid device drives a valve unit of a solenoid valve provided to a fuel injection device by an electromagnetic force and comprises: a core formed in a cylindrical shape and having an opposing surface that opposes the valve unit; a...
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WO/2023/276244A1 |
This fuel injection device comprises a nozzle holder provided with an injection hole formation member, a fixed core disposed in the nozzle holder, an anchor, and a valve member. The anchor faces the fixed core and is disposed in an accom...
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WO/2022/269993A1 |
A fuel injection device according to the present invention comprises a nozzle body, an injection hole-forming member, and a valve body. The injection hole-forming member has: a seat part having a seat surface; and a suction chamber which...
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WO/2022/258636A1 |
Assembly comprising a bobbin (100) and a coil (101) arranged on the bobbin (100), for an electromagnetic actuator system in an automobile. A guiding member is attached to one of the at least one flange (103) of the bobbin (100). The guid...
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