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WO/2013/073111A1 |
When a predetermined learning execution condition is met, partial lift injection for driving the opening of a fuel injection valve (21) by an injection pulse that causes a partial lift state in which the lift amount of a valve element (3...
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WO/2013/072115A1 |
The invention relates to a fuel injector (10), in particular a common rail injector, having a high-pressure chamber (27) in a valve housing (11), particularly a nozzle needle (22) of a nozzle body (12), said nozzle needle being arranged ...
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WO/2013/045690A1 |
The subject matter invention is an injection valve (10) comprising an input region (11) through which the fuel enters; an armature (40); a valve piece (30) which is positioned so as to define a valve bearing (14) between itself and said ...
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WO/2013/047418A1 |
A solenoid actuator having a main body (70) in which a coil (96) is housed. An inner cylindrical portion (98a) is disposed on the inside of the coil (96), and an armature (80) that is attracted by the coil (96) is disposed at an interval...
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WO/2013/047417A1 |
A solenoid valve in which a coil (96) that attracts an armature (80) is housed in a main body (70). A valve portion (82) that sits on/is lifted from a valve seat (74) is integrally formed with the armature (80). The valve seat (74) is in...
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WO/2013/034543A1 |
An injection nozzle for injecting fuel into a combustion chamber of an internal combustion engine is disclosed. The injection nozzle comprises a nozzle body (53) having a bore (57) for receiving fuel from a supply line (12) for pressuris...
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WO/2013/026611A1 |
The invention relates to an injector for a fluid, in particular a fuel injector, comprising at least one retaining body (1), a nozzle module having a nozzle body (16) and a nozzle needle (15), and a fluid feed (20), which has a feed inte...
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WO/2013/023853A1 |
The subject matter invention is an injection valve (10) for internal combustion engines, characterized by comprising at least one channel (241) which is provided so as to substantially widen at least some cart of the narrow region (242) ...
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WO/2013/023995A1 |
The subject matter invention is an injection valve (10) for internal combustion engines, said injection valve (10) is characterized in that said valve piece (20) comprises a lower part (23) which extends in the region corresponding to th...
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WO/2013/016745A1 |
The invention relates to an injection nozzle (1) for injecting fuel into the combustion chamber of an internal combustion engine, comprising an axially displaceable nozzle needle (6), to which, in order to control the opening and closing...
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WO/2013/014013A1 |
The subject matter invention is an injection valve (10) for internal combustion engines, said injection valve is characterized in that said valve piece (20) comprises a lower part (25) which extends in the region corresponding to the low...
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WO/2013/009212A1 |
The invention pertains to engine technology and, in particular, to injectors with microprocessor control of fuel injection into the cylinder of an internal combustion engine. The invention provides for accelerated opening of atomizing or...
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WO/2013/004457A1 |
The invention relates to a control valve (10; 10a) for a fuel injector (1), comprising a valve piece (25; 25a) arranged in an injector housing (11) and a magnetic armature (33), which can be actuated by an actuator (43), preferably by a ...
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WO/2013/000618A1 |
The invention relates to a fuel injector (100), having a holding body (2) and a nozzle body (8) which is clamped axially against the holding body (2) by means of a nozzle clamping nut (9) with a restrictor plate (6) and a valve plate (4)...
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WO/2013/000635A1 |
The invention relates to a fuel injector (1; 1a; 1b), in particular for compression-ignition internal combustion engines, having a control valve (15) and a control chamber (8), wherein the control chamber (8) is connected via an outflow ...
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WO/2013/000638A1 |
The invention relates to a fuel injection valve (1), which in particular serves as an injector for fuel injection systems of air-sealing, self-igniting internal combustion engines, comprising a nozzle needle (7) and a guiding part (15). ...
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WO/2012/171767A1 |
The invention relates to an injector, in particular a fuel injector for an internal combustion engine, having an actuator module (8) controlling a valve (15) for adjusting a flow rate of a fluid medium, wherein the valve (15) links a con...
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WO/2012/160401A1 |
Electro-hydraulic valve-control system for internal combustion piston-engines, which utilizes the main components of the already known Common Rail fuel injection system for its operation, that is its pressurized hydraulic working fluid o...
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WO/2012/157001A1 |
Double powering injector 1 characterized by a cylindrical conical double seal sprayer 5 able to allow the alternative injection both of gas oil and gas using only one injection system, wherein the feeding switching to the sprayer alterna...
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WO/2012/155030A2 |
A dual fuel injector (100) may be used to injector both gas and liquid fuel into a cylinder (7) of a compression ignition engine (5). An injector body (12) defines a first set of nozzle outlets (90), a second set of nozzle outlets (90), ...
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WO/2012/150377A1 |
The fuel injection unit (1) for an internal combustion engine comprises a body (29), a first fuel gallery (31) and a second fuel gallery (32), a first fuel injection nozzle (3) and a second fuel injection nozzle (4), a first injector nee...
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WO/2012/136767A1 |
The invention relates to a fuel injector for injecting fuel into the combustion chamber of an internal combustion engine, comprising a nozzle needle (1) that can carry out a stroke movement, by means of which at least one injection openi...
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WO/2012/136406A1 |
The invention relates to a fuel injector for a fuel injection system, in particular a common rail injection system, comprising a jet needle (2) which is guided in a stroke-movable manner in a high-pressure bore (1) of the fuel injector, ...
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WO/2012/113588A1 |
The invention relates to a valve for a component of a fuel injection system, in particular of a common rail injection system, comprising a valve member (1) which is guided such that it can perform a stroke movement and the stroke movemen...
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WO/2012/113587A1 |
The invention relates to a control valve for a fuel injector, in particular a common rail fuel injector, comprising a valve body (1) and a valve member (2) which is guided, such that it can perform a stroke movement, in a guide (3) of th...
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WO/2012/107336A1 |
The invention relates to an injection device (1) for an internal combustion engine, comprising a piezo actuator (5), a valve piston (3) which can be moved by the piezo actuator (5), and a control unit (7) for actuating the piezo actuator...
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WO/2012/107228A1 |
The present invention relates to an injection device (10, 110, 210, 310, 410) for a fluid, in particular for fuel, having at least one electric and/or electronic actuating element (25), having at least one valve (30), having at least one...
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WO/2012/085186A1 |
The invention relates to a fuel injection valve, comprising a housing (1), in which a piston-shaped valve needle (5) is arranged in a longitudinally movable manner, which valve needle is surrounded by a pressure chamber (3) and interacts...
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WO/2012/087865A1 |
In one aspect, a fuel injector (10) includes an injector body (11) that defines a fuel inlet (12), a drain outlet (13) and a nozzle outlet (14). A direct operated check valve (20) is positioned in the injector body (11) and includes a ne...
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WO/2012/084936A1 |
The invention relates to a fuel injection valve (1), which is used in particular as an injector for fuel injection systems of air-compressing, auto-ignition internal combustion engines, comprising a throttle plate (4), a nozzle needle (1...
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WO/2012/076753A1 |
The invention relates to a fuel injection apparatus (20) for a piston engine comprising a fuel injector body (25) in which an injector needle (40) is provided, which injector needle is arranged to prevent or allow fuel injection flow fro...
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WO/2012/065797A1 |
The invention relates to a fuel injector for injecting fuel into the combustion chamber of an internal combustion engine, comprising a nozzle needle (1) which is able to perform stroke motions and by the stroke motion of which at least o...
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WO/2012/064679A1 |
A common rail fuel injector (10) includes a needle valve member (30) that moves to open and close nozzle outlets (45) for a fuel injection event responsive to pressure in a needle control chamber (52). Between injection events, the needl...
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WO/2012/064790A1 |
A liquid spraying device offers both a spraying and a foaming configuration, where a user can switch between them by a quarter turn of an outer nozzle. A woven screen can be welded to the inner surface of the outer nozzle. By turning the...
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WO/2012/058703A1 |
The invention relates to a device for injecting fuel into the combustion chamber of an internal combustion engine with at least one injector (1) comprising an injector body that is equipped with a high-pressure accumulator (6), a nozzle ...
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WO/2012/059265A1 |
The invention relates to a fuel injector for a fuel injection system, in particular a common rail injection system, comprising a control valve (1), which is formed in a valve plate (2) and comprises a valve pin (5) which is axially prelo...
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WO/2012/038653A1 |
High-pressure fuel injector comprising a needle (2) sliding in an injector body (1), having, on each side of this needle, an injection chamber (7) and a control chamber (13) on which the discharge via a solenoid valve (23) causes the ope...
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WO/2012/034748A1 |
The invention relates to a fuel injection valve (1), which is used in particular as an injector for fuel injection systems of compression ignition internal combustion engines, comprising a control valve (20) and a control chamber (17), t...
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WO/2012/036659A1 |
A proximal end face of a proximal end wall (82) of a spring cage (42) in a unit fuel injector (30) and a distal end face of a check valve body (44) cooperatively define a reverse flow check cavity (124) within which a reverse flow check ...
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WO/2012/036660A1 |
A unit fuel injector (30) has a reverse flow check (122) disposed in a circular reverse flow check cavity (124) to substantially close an exit through-passage (112) to the cavity which has a central axis (125) parallel to and spaced radi...
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WO/2012/035101A1 |
The invention relates to a control valve unit and a fuel injector having a multi-way control valve unit, comprising a control valve body (11) having a control valve cut-out (12), in which a control valve element (13) is movably mounted b...
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WO/2012/034773A1 |
The invention relates to a method for operating an injection system (103) for an internal combustion engine (101), in which, in an operating situation in which no fuel demand exists from the internal combustion engine (101), a valve (41,...
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WO/2012/031809A1 |
The invention relates to a fuel injector (10), having an injector housing (11), having an electrically operable actuator (22) which is arranged in the injector housing (11) in a recess (23) and which serves for activating a valve element...
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WO/2012/010384A1 |
The invention relates to a control valve for indirectly controlling an injection valve member of an injection valve, which injection valve member can carry out a stroke movement and the stroke movement of which can release or close an in...
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WO/2012/009673A1 |
A closed nozzle injector for injecting fuel at high pressure into the combustion chamber of an engine, is provided including a lower supply chamber positioned in the nozzle housing, an injector plunger including a lower guide sized to fo...
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WO/2011/160900A1 |
The invention relates to a fuel injection device of an internal combustion engine, comprising a movably guided valve element (2), which is composed of multiple parts and integrated in a housing (3) and a nozzle body (4) and which compris...
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WO/2011/157613A1 |
A valve device (100) is described for conveying a liquid having a housing (110), a valve needle (120) which is arranged such that it can be deflected in a valve-needle chamber (113) of the housing (110), and a drive device (200) for the ...
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WO/2011/141247A1 |
The invention relates to a control valve for controlling an injection valve of a fuel injection device, in particular a fuel injector in a common rail injection system, comprising a valve piece (1) having a valve seat (2), and a valve cl...
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WO/2011/135442A1 |
A fuel injection system for an internal combustion engine, comprising at least one fuel electroinjector (1), and an electronic control unit (11) configured to supply the fuel electroinjector (1), in a fuel injection phase in an engine cy...
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WO/2011/131484A1 |
A high-pressure pump (1), which serves in particular as a radial or in-line piston pump for fuel injection systems of air-compressing, auto-ignition internal combustion engines, comprises a pump assembly (7) and a drive shaft (4). The pu...
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