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WO/2002/092998A1 |
A fuel injection device for internal combustion engines, comprising a fuel injector supplied by a high pressure fuel source and a pressure amplification device together with a pressure amplification device are disclosed. A moving piston ...
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WO/2002/092999A1 |
A pressure amplifier (9a) for a fuel injection device comprises a displaceable piston unit (30a, 31a), one end of which may be pressurised by means of a low pressure side pressure amplification chamber (13) and on the other end thereof c...
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WO/2002/092992A1 |
Disclosed is a fuel injection device for internal combustion engines, comprising a fuel injector which can be fed by a high-pressure fuel source. A pressure translation device provided with a moveable piston is mounted between the fuel i...
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WO/2002/086305A2 |
The invention relates to an internal combustion engine comprising a high-pressure fuel pump (10) and a fuel injection valve (12) for a cylinder in the combustion engine. Said high-pressure fuel pump (10) comprises a working chamber (22) ...
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WO/2002/086308A1 |
The invention relates to a fuel injection device comprising at least one electro valve (50) for controlling the injection of fuel. The electro valve (50) is controlled by an electric control device (52) and comprises a solenoid coil (88)...
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WO/2002/086307A1 |
The invention relates to an internal combustion engine comprising a high-pressure fuel pump (10) and a fuel injection valve (12) for a cylinder in the combustion engine. Said high-pressure fuel pump (10) comprises a working chamber (22) ...
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WO/2002/086306A1 |
The invention relates to a fuel injection device comprising at least one electro valve (50) for controlling fuel injection. The electro valve (50) is controlled by an electric control device (52) and comprises a solenoid coil (88) and a ...
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WO/2002/084101A1 |
A method and an apparatus for control of fuel injection to a combustion engine whereby the movement of a movable valve element (9) in a valve (5) incorporated in a fuel line is detected during the closing phase and is related to a signif...
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WO/2002/084093A2 |
A fuel injector system (10) includes a piezoelectric sensor (52) mounted along a spool axis (18) of the injector body (12). The piezoelectric sensor (52) is mounted within a spool valve stop (41). As the spool valve (16) reaches the stop...
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WO/2002/081901A1 |
A fuel injector has a damping flow passage defined by the clearance between opening (140) and damping pin (138). The spring chamber (144) is open to the high pressure feed passage (130) through a flow control orifice (152). The injector ...
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WO/2002/081900A1 |
The invention relates to a pump-nozzle unit (10) for injecting fuel into the combustion chamber of an internal combustion engine. To this end, an increase in a system pressure causes a valve element (28) to open counter to a pretensionin...
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WO2002053903B1 |
A fuel injector pump in a direct-injection fuel delivery system for an internal combustion engine including a solenoid (48) valve for controlling the transfer of fluid from the high pressure chamber of the camshaft driven pump pressure c...
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WO/2002/079623A1 |
The invention relates to a method of controlling the injection of a fluid into an internal combustion engine (1), comprising a piston (3) reciprocating in a cylinder (2) between top and bottom dead center points, and a nozzle (4) arrange...
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WO/2002/073024A1 |
The invention relates to a fuel injection device (1) for combustion engines comprising at least one lift-controlled injector (10). A pressure intensifier (9) comprising a displaceable piston (26) is arranged between the at least one inje...
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WO/2002/070889A1 |
Diesel engine with unit injectors (6) and a catalytic converter (61) arranged in the engine exhaust system (60), for reaction with uncombusted fuel. The injectors have spill valves (9), which in their closed position build up pressure in...
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WO/2002/066817A1 |
This invention relates to an electrically operated fuel injection apparatus comprising a fuel inletting device (110), a fuel pumping device (112) and a fuel injecting device (113). Fuel from the said fuel inletting device (110) is pumped...
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WO/2002/066808A1 |
The invention relates to a fuel injection system for an internal combustion engine, comprising an inlet manifold (8a) in which a throttle valve is pivotably arranged, to which a fuel injection nozzle (10) is fixed. A particularly simple ...
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WO/2002/057622A1 |
The invention relates to a valve for controlling liquids, comprising an actuator (2) and a mechanical transmission element (3) that transmits the stroke of the actuator (2), a return element (4) and a valve element (6). The transmission ...
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WO/2002/055869A1 |
The invention relates to a fuel-injection device (1) with valve-lift control. Said device comprises a pressure accumulation chamber (5), a primary chamber (10), a pressure intensifier (8) containing a pressure chamber (14) and a nozzle (...
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WO/2002/055871A2 |
The invention relates to a pressure-controlled fuel-injection device (1). Said device comprises a common pressure accumulation chamber, one injector (3) per cylinder and a local pressure intensifier (4) that is allocated to each injector...
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WO/2002/048540A1 |
The fuel injection device comprises a pump working chamber (18), defined by a pump piston (14), which may be filled with fuel through a connection, controlled by a control valve device (30; 130) and which may be connected to a discharge ...
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WO/2002/048542A1 |
An ultrasonic fuel injector (31) for injecting a pressurized liquid fuel into the combustion chamber of an internal combustion engine that uses an overhead cam (27) for actuating the injector, includes an injector body and an injector ne...
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WO/2002/048541A2 |
An ultrasonic fuel injector (30) for injecting a pressurized liquid fuel into the combustion chamber of an internal combustion engine that uses an overhead cam (27) for actuating the injector includes a valve body (33) having an injector...
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WO/2002/046595A2 |
A pumping system (10) for a fuel injection system (22) includes a body defining a high pressure pumping, a plunger, a high pressure outlet, a high pressure fluid line connecting the pumping chamber to the outlet, a control valve (20) alo...
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WO/2002/044540A2 |
The invention relates to a fuel injection device (1) comprising a common pressure storage chamber (6), an injector (8), a pressure intensifier, and valves for controlling the injection process and the pressure intensification. A modular ...
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WO/2002/044543A2 |
A bar code for a component, wherein the bar code has characteristics of the component encoded therein. The characteristics may have performance indicia for the component, which may be retrieved by a bar code scanner. Accordingly, the bar...
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WO/2002/040856A1 |
An electronic control fuel injection device, comprising a plunger pump (P) having a cylinder (8), a plunger (10) installed slidably in the cylinder and forming a pressurizing chamber (9), and a solenoid coil (11) exciting the plunger, wh...
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WO/2002/033245A1 |
A fuel injection assembly comprising a main structure (101) for mounting on an internal combustion engine, the main structure having one or more orifices (115) for injecting fuel directly into the combustion chamber of the internal combu...
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WO/2002/031348A1 |
The invention relates to an injection valve (1) comprising a booster piston (23), said piston delimiting a pump chamber (22) and a booster chamber (29). A valve (14) is provided in the inlet to the chamber (22). The valve is configured a...
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WO/2002/029240A2 |
A fuel system has a fuel injector (200) directly mounted with a fuel rail (300). The fuel rail (300) has a body with interior (311) and exterior (312) surfaces. The interior surface (311) defines a volume. The exterior surface (312) surr...
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WO/2002/029241A2 |
A fuel system has a fuel injector (200) directly mounted with a fuel rail (300). The fuel rail (300) includes a first portion (310-1) and a second portion (310-2) that form a body. The body has an interior surface (311) defining a volume...
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WO/2002/020982A2 |
An igniter for ignition over a wide air/fuel ratio range. Igniter includes an igniter body including an internal cavity disposed substantially within the igniter body, an internal spark gap disposed substantially within the internal cavi...
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WO/2002/020956A1 |
A method and apparatus for injecting fuel into a diesel engine combustion chamber is provided wherein a pre-pilot injection (225) is injected sufficiently prior to critical mass conditions being achievable to permit vaporization and form...
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WO/2002/014681A1 |
The invention relates to a fuel injection device with a pressure intensifier (1) arranged between the pressure accumulator and a nozzle compartment. Said pressure intensifier is provided with a mobile piston unit (4) for intensifying the...
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WO/2002/012682A1 |
The invention relates to improved cam contacting devices for use in internal combustion engines and preferably for use in internal combustion engines having variable valve timing. In particular, the use of ceramics including silicon nitr...
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WO/2002/012708A1 |
An electronically controlled fuel injector, comprising a plunger pump (800), a circulating passage (140) for circulating the fuel pressurized in the initial area of a force-feed process, a valve element (820) for closing the circulating ...
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WO/2002/008598A1 |
The invention relates to a method for controlling an injection valve for injecting fuel in an internal combustion engine. According to this method, the control signal is configured in such a way that a switching valve (5) more or less fr...
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WO/2002/008599A1 |
The invention relates to a method for controlling an injection valve according to which the control signal (Ua) for the actuator is controlled in terms of its amplitude and duration. The actuator actuates, by means of a hydraulic coupler...
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WO/2002/004805A1 |
A fuel injection device for internal combustion engine capable of providing an appropriate fuel injection performance in the entire operating range of an engine, further reducing the amount of nitrogen oxides (NOx), and increasing a mech...
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WO/2001/097977A1 |
A liquid droplet ejecting device (10) comprising a liquid supply passage (21), a plurality of independent pressurizing chambers (22, ... 22), a plurality of liquid introducing holes (23, ... 23) allowing each pressurizing chamber (22) to...
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WO/2001/090568A1 |
The invention relates to a method and an injection nozzle (11) for injecting a fuel into an internal combustion engine or a jet engine. An injection of fuel into the internal combustion engine or jet engine takes place after compression....
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WO/2001/090570A1 |
A fuel injector (10) performs main fuel injection by raising fuel pressure in a nozzle chamber (30) to lift a check valve member (26) to a fully open position, and performs preinjection or microinjection by operating a solid state motor ...
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WO/2001/088367A1 |
The invention relates to a fuel injection system comprising a pump assembly (39) which feeds high pressure fuel to a high pressure conduit (10) connected to an injection valve (1), as well as a control valve (11) within which a valve mem...
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WO/2001/086137A1 |
The invention relates a fuel injection device for an internal combustion engine comprising a injection valve (14), which projects inside the combustion chamber of the internal combustion engine. Said injection valve is connected to a val...
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WO/2001/083974A1 |
A device and a method for injecting fuel into a cylinder (2) of a combustion engine (1), including a camshaft influenced injector unit (I), a controllable control valve (22) connected thereto allowing injection in closed or restricted po...
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WO/2001/079685A2 |
A hydraulically actuated dual fuel injector (1) separately injects a gaseous fuel and a liquid fuel into a combustion chamber of an internal combustion engine. The injector comprises: (a) an injector body; (b) a hydraulic fluid inlet por...
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WO/2001/071178A2 |
The invention relates to a fuel injection device with an injector (1) that comprises a pressure chamber (13). A high-pressure line (5) extends from the pressure chamber (13) through the injector housing (2) in which a nozzle (3) is dispo...
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WO/2001/069076A1 |
The invention relates to a device for injecting high-pressure fuel into an internal combustion engine. An injector (25) comprises a pressure chamber (1) from which a high pressure line (3) opens into a control chamber (4) of a nozzle nee...
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WO/2001/066935A1 |
A fuel injector (10; 100) comprises an inlet (60) from which fuel can be transferred into a cavity (61) of the injector, at least one outlet orifice (86) communicating with said cavity (61), and ejecting means (44, 88) operable to apply ...
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WO/2001/065107A1 |
A device (10) providing a combined fuel injection and ignition means for a spark-ignition internal combustion engine. The device (10) comprises a insulator body (25) of ceramic material, a fuel flow path (24) having a section thereof enc...
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