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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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WO/2001/063119A2 |
The invention relates to an injection device comprising a pressure generator (12), an injector (14) that is coupled to said pressure generator (12), a control valve (106), an actuating element (36) for actuating the control valve (106) a...
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WO/2001/061182A1 |
A thin film coating for a low alloy steel or tool steel components in a fuel injector (14), such as a fuel injector needle valve (86) is disclosed. A thin film coating (96) consists of a metal carbon material layer less than 2.0 microns ...
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WO/2001/059290A1 |
A hydraulically-actuated fuel injector (14) for use with a fuel injection system (10) having a high pressure actuating fluid supply (38), the injector having a control valve (52) for selectively porting the actuating fluid to an injector...
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WO/2001/059295A2 |
An apparatus and method for the creation, placement and control of an area of electrical ionization within an internal combustion engine combustion chamber. This area of electrical ionization is positioned so that all of the fuel being i...
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WO/2001/055584A2 |
An injector (1) which comprises a plunger (2), a solenoid coil (3), and a conical return spring (11) which is driving a primary high pressure pump assembly consisting of a primary piston (4) within a primary cylinder (5) together with pr...
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WO/2001/053685A2 |
The invention relates to a valve, for the control of fluids, with an inlet line (7) and a oil overflow line (8), which are each connected to a pressure chamber (6). Furthermore, a piston element (3, 4) is provided, which may be adjusted,...
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WO/2001/053691A1 |
The invention relates to an injection system for an internal combustion engine, comprising an electronically controlled fuel pump (10), for each cylinder of the internal combustion engine to be supplied, an injection nozzle (12) provided...
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WO/2001/052916A2 |
The invention relates to an injection device, with an injection nozzle (42), a pressure amplifier (12), for amplifying a primary pressure, a first valve arrangement (32), for operating the pressure amplifier (12) and an actuator for oper...
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WO/2001/053696A2 |
The invention relates to an injection device with an injection nozzle (12), a pressure amplifier (16), for amplifying a primary pressure, a valve arrangement (18, 20), for operating the pressure amplifier (16) and an actuator (22) for op...
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WO/2001/053697A1 |
A fluid delivery system (10) for delivering a supply of a fluid from a fluid source to a fuel injector (200) includes a rail (12) for conveying a fluid and being positionable proximate the fuel injector (200). The rail (12) has a fluid p...
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WO/2001/053690A2 |
The invention relates to a valve (1) for controlling the flow of fluids. Said valve comprises a valve element (5), which controls the pressurization of a high pressure space (19), a control element (3), which controls the actuation of th...
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WO/2001/050013A2 |
The invention relates to a device for controlling the injection of a fuel into a combustion chamber (2) of a cylinder of a spark ignition or diesel internal combustion engine, said combustion chamber (2) being equipped with at least one ...
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WO/2001/038720A1 |
The invention relates to a valve for controlling liquids, comprising a first valve element (6), which controls the impingement of a pressure upon a high-pressure chamber (15), a control element (3), which controls the actuation of the fi...
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WO/2001/033067A2 |
The invention relates to a pressure amplifier for increasing the injection pressure in multi-cylinder, direct-injection internal combustion engines, in particular, diesel engines. Said pressure amplifier comprises a multiplying piston (3...
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WO/2001/029398A1 |
A fuel delivery injector for an internal combustion engine. The fuel injector forms part of a device (10) which provides a combined injection and ignition means for the engine. The fuel delivery injector comprises a first portion (31) an...
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WO/2001/029409A1 |
The invention relates to an injection device comprising an injection nozzle (12), a valve unit (18, 20) for controlling the injection and an activator (22) for operating the valve unit (18, 20). Said valve unit comprises at least one fir...
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WO/2001/029408A1 |
The invention relates to a method and a device for controlling fuel metering in an internal combustion engine. A valve (110) is used to control the flow of fuel to said internal combustion engine. The valve (110) is controlled by an adju...
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WO/2001/029399A1 |
A fluid injection device for an internal combustion engine. The fluid injection device has been devised particularly for fuel injection. The fluid injection device forms part of a device (10) which provides a combined injection and ignit...
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WO/2001/029406A1 |
A fuel delivery injector for a spark-ignition internal combustion engine. The delivery injector forms part of a device (10) which provides a combined fuel injection and ignition means for the engine. The fuel delivery injector comprises ...
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WO/2001/018384A1 |
A fluid delivery system (10) for delivering a supply of a fluid from a fluid source to at least one fuel injector (200) includes a rail (12) for conveying a fluid and being positionable proximate the fuel injector (200). The rail (16) ha...
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WO/2001/014711A1 |
The invention relates to a fuel injection system (1) for an internal combustion engine. The fuel which is supplied by means of a high-pressure pump (5) can be injected into the combustion chamber of the internal combustion engine by mean...
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WO/2001/014726A1 |
Fuel is injected by means of a high-pressure pump (2) and a pressure accumulator chamber (6) that produces and accumulates a first system pressure. Said system pressure is not used for injection. Instead, a higher injection pressure is p...
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WO/2001/014733A1 |
The invention relates to a device (16) for controlling the march of pressure of a pump unit (12). The device (16) is provided with a control valve (18). The valve member (32) of said control valve engages with a valve face (34) and can b...
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WO/2001/014728A1 |
A fuel injection pump, driven by a cam function to supply fuel to an injector for an injection event. The fuel injection pump includes a body and a pumping plunger (124) reciprocably disposed within the body and has a driven end (122). A...
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WO/2001/014730A1 |
The invention relates to a hydraulic control device (14), especially a hydraulic control device for an aggregate for injecting fuel into the combustion chamber of an internal combustion engine. The inventive control device (14) has an ex...
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WO/2001/014731A1 |
The invention relates to a valve for controlling the flow of liquids. Said valve is operated in conjunction with a piezo-actuator (2). A compensation element (7) is provided in the direction of the stroke to compensate for the expansion ...
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WO/2001/014712A1 |
The invention relates to a fuel injection device (1) comprising one or more pump-nozzle units (6; 36) or pump-line-nozzle units per cylinder which are provided for compressing the fuel. The fuel injection device (1) also comprises means ...
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WO/2001/014727A1 |
The invention relates to a fuel injection system (1) for an internal combustion engine. According to the inventive system, the fuel is injected into the combustion chamber of the internal combustion engine via injectors (10; 61) with at ...
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WO/2001/014724A1 |
The invention relates to a fuel injection device (1), comprising one or more pump-nozzle units or pump-line-nozzle systems (6) that correspond to the number of cylinders and that compress the fuel. The fuel injection device is also provi...
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WO/2001/014732A1 |
The invention relates to a valve for controlling liquids. The inventive valve is provided with a piezo actuator (5) and a hydraulic transmission device that transmits the lifting of the piezo actuator (5). The hydraulic transmission devi...
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WO/2001/012976A1 |
The invention relates to a device for delivering and/or spraying flowable media, especially fluids, which works according to the energy accumulation principle and which is configured as an electromagnetically driven reciprocating piston ...
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WO/2001/011227A1 |
The invention relates to a control valve system (5) used in a fuel injector (1) for internal combustion engines. Said control valve system contains a valve body (17) that can be axially displaced in a valve chamber by means of an actuati...
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WO2000050762B1 |
A fuel injection nozzle for an internal combustion engine having a fuel injection pump that is driven by the engine, a fuel injection nozzle opening (118) being supplied with pressurized fluid by the pump. A needle valve (120) controls t...
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WO/2000/073647A1 |
An arrangement for fuel injection and ignition of a fuel-air mixture in the compression chamber in a cylinder (12) of an internal combustion engine, wherein the cylinder (12) includes a moveable piston (18) which is preferably provided w...
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WO/2000/070216A1 |
A hydraulic control device (10) which may be used in a number of applications, including with a fuel injector (8), includes a control valve having a first (14) and a second (16) independently shiftable valve members, the control valve (2...
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WO/2000/063549A2 |
A delay device (12) for an engine fuel injector (10) having a control valve (50) for controlling high pressure actuating fluid flow to an intensifier (204) responsive to an injection command defining the duration of an injection event to...
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WO/2000/060242A1 |
The present invention pertains to the field of pump construction, essentially relates to electric-pulse pumps and may be used in various industrial branches as a liquid pumping and pulverisation system. The purpose of this invention is t...
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WO/2000/055496A1 |
The invention relates to a fuel injection system (1) comprising a pressure intensifying unit (9) arranged between a pressure accumulation chamber (6) and a nozzle chamber (16). The pressure chamber (14) of the pressure intensifying unit ...
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WO/2000/053920A1 |
Pumps (6) and injectors (4) utilize a control valve (46) having a valve body (48) with a valve stem (88) having a step (94) adjacent to the seating surface (92). The step extends a limited distance away from the seating surface to provid...
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WO/2000/053921A1 |
A control valve assembly for use in a pump or injector of fuel injection valves is provided. A pump (10) or injector body has a pumping chamber (16), and a valve chamber (22). The valve chamber (22) defines a valve seat (72) and has an a...
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WO/2000/052326A1 |
The invention relates to a system and a method for controlling a control valve for a diesel fuel injection system, comprising a fuel injector with a pressure amplifier. The control valve (10) is positioned upstream of the pressure amplif...
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WO/2000/050764A1 |
The inventive regulating mechanism is arranged in a pressure line (11, 38) in a fuel injector with a pressure intensifier (3). Said regulating mechanism is provided with an actuator (291), a valve housing (22) and a spring-loaded valve p...
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WO2000015959A9 |
A fuel injector (10) includes a spool control valve (39), a plunger (14) which moves in a fuel pressure chamber (23) between retracted and full stroke positions. The fuel injector (10) may include a spill port (43) for spilling fuel from...
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WO/2000/036394A1 |
The present invention provides a method and apparatus for determining the viscosity range and/or oil grade of an actuating fluid in a fuel system (102). The method includes the steps of determining a flow, pressure, and temperature of th...
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WO/2000/034644A1 |
Pumps (10) and injectors (10) having a control valve spring arrangement (70) configured to provide a force step when the control valve (46) is at a rate shape position, and related methods for operating a control valve (46), are provided...
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WO/2000/034646A1 |
A hydraulically actuated fuel injector has an injector body (11) including a barrel (12) and defining a nozzle chamber (39), a needle control chamber (31), and a nozzle outlet (40) that opens to the nozzle chamber (39). The injector body...
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WO/2000/034647A1 |
An actuation fluid control valve (203) for a hydraulically actuated fuel injector (15) has a valve body having an inlet seat (217, 218), a bore (211) having a bore axis and a bore wall (213), an actuation control cavity (231), a low pres...
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WO/2000/028208A1 |
A hydraulically actuated fuel injector (14, 14') is disclosed having a first valve member (78, 140) and is disposed in the injector body (15, 105) and moveable in response to an actuator (73s, 73p, 130s, 130p) between a first position in...
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