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WO/2002/053900A2 |
Fluid and fuel delivery systems reducing pressure fluctuation. Such systems use a conduit that attenuates pressure fluctuations. Preferably, the conduit attenuates pressure fluctuations by reflecting a portion of a pressure wave within t...
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WO/2002/048538A1 |
The invention relates to a fuel injection valve with a valve body (3), in which a drilling (6) is formed, within which a valve member (7), comprising a longitudinal axis (8), may be longitudinally displaced against a closing force. The v...
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WO/2002/048543A1 |
A fuel injection assembly having a pressure regulator (900) for maintaining a pressure differential between a fuel supply and a gas supply. Gas is supplied to the pressure regulator (900) via a cover (110) that covers at least a portion ...
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WO/2002/046601A1 |
The invention relates to a fuel injection system comprising a fuel injection valve (15) and a control valve (50). Said control valve (50) has a control valve element (54) that can be longitudinally displaced inside a control valve boring...
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WO/2002/046602A1 |
The invention relates to a fuel injection system, comprising a fuel injection valve (15) and a control valve (50). Said control valve (50) has a control valve member (54) which is longitudinally displaceable in a control valve bore (52)....
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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/2002/042636A1 |
The invention relates to a pressure-controlled fuel injection device (1), comprising a common rail (2, 18), an injection nozzle (5) and a metering valve (6) for controlling said injection nozzle (5). According to the invention, the meter...
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WO/2002/042633A1 |
An injection system for an internal combustion engine comprises a valve arrangement (26), connected to an inlet (24) to a high pressure pump (8), which regulates the flow of fuel for lubricating and cooling the high pressure pump (8) and...
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WO/2002/042637A1 |
The invention relates to a fuel-injection system for internal combustion engines comprising a high-pressure accumulator (7), which contains fuel under high-pressure and at least one fuel-injection valve (15) that is connected to the high...
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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/2002/040854A1 |
An injector (8b) for fuel injection capable of always providing a stable needle lift damping effect by relieving a fuel pressure inside a pressure control chamber (37) so as to lift a needle valve (36), comprising a damper member (62) in...
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WO/2002/040857A2 |
Disclosed is a fuel injection system wherein a controlled zero-delivery throttle (49) or suppression thereof and appropriate control of the pressure valve (51) of a common rail (25) enable the start behavior of the internal combustion en...
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WO/2002/038943A2 |
The invention relates to a fuel injection unit (1), comprising at least one fuel injection valve (1), with an inlet section (4) and a fuel distribution line (2) with a connector piece (3) for each fuel injection valve (1). Each injection...
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WO/2002/038950A1 |
The invention relates to a fuel injection system comprising at least one fuel injection valve (1, 19) having an inlet section (4, 22) and a fuel distribution line (2, 20) provided with a connection piece (3,21) for each fuel injection va...
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WO/2002/029239A1 |
The invention relates to a high-pressure line for a fuel injection system of an internal combustion engine. The inside diameter (5) of the line varies in the direction of flow, so that the pressure waves that pass through the high-pressu...
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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/2002/029238A1 |
The system includes at least one fuel injector (70) secured by the cylinder head (14) for metering fuel to at least one combustion chamber (22). A common fuel rail (26) is positioned within a fuel rail bore (24) within the cylinder head ...
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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/2002/025148A1 |
The invention relates to a pressure-limiting valve (2) for a fuel delivery unit (1), wherein a valve seat (6) has an edge (8) for supporting a valve body (4). The areas of the valve seat (6) bordering on the edge (8) are configured in th...
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WO/2002/025095A1 |
A fuel feeding device for feeding the fuel (F) stored in a fuel tank (10) by pressurization, comprising fuel feed pipes (11) forming a feeding passage for the fuel, a fuel filter (12) installed in the fuel feed pipes for purifying the fu...
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WO/2002/025099A1 |
The invention relates to a valve arrangement (2), particularly for internal combustion engines operated with heavy oil or diesel and functioning with receiver-type pressure injection. The discharge valve (5) is associated with the pressu...
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WO/2002/025089A1 |
The invention relates to a method for operating an internal combustion engine (1), whereby the fuel that is to be injected into a combustion chamber (4) or an intake pipe (7) is located in a pressure accumulator (13) with variable inject...
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WO/2002/023035A1 |
A fuel system (10) is provided for supplying fuel to a fuel injector (20) associated with a cylinder head (16), wherein the fuel injector (20) has an opening and the cylinder head (16) has a bore (22). The fuel system (10) includes a fue...
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WO/2002/020977A1 |
The invention relates to an oil drain connector, in particular for a common-rail system or a common-rail injector, for connecting an oil drain line (2) to a connector end-piece (4) by means of a connecting channel (3). The oil drain conn...
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WO/2002/020976A1 |
Disclosed is a valve which is used to control a fluid, comprising an actuator unit (7) which is used to actuate an axially displaceable valve member (6) with an associated valve closing member (15), cooperating with a valve seat (23) in ...
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WO/2002/018777A1 |
A clamping element for a fuel injection valve (18) which is used for injecting fuel directly into a combustion chamber of an internal combustion engine and which can be introduced into a receiving bore of a cylinder head (26) of the inte...
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WO/2002/016755A1 |
A solenoid valve for a variable discharge fuel supply apparatus with which the relief performance and responsiveness are improved and which leads to miniaturization and reduces the working current by increasing the ratio of the opening a...
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WO/2002/014680A1 |
The invention relates to a storage injection system for high pressure fuel injection for internal combustion engines. A filter device (1) or (10) or (14) is located in a high pressure area of the injection system for separating impuritie...
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WO/2002/012715A1 |
The invention relates to a fuel injection pump for internal combustion engines, comprising a pump housing in which a pumping unit is housed, the operation of which is controlled by means of a controller, housed in a controller housing wh...
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WO/2002/002930A1 |
An electronic swirl fuel injector (10) for a direct injection engine, either gasoline or diesel. The injector has a housing (12) defining a fluid channel (14), a needle valve (50) disposed in the fluid channnel with a spring (40) biasing...
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WO/2002/003038A1 |
A flow meter having a laser Doppler anemometer (LDA) which measures the instantaneous centerline velocity of fluid flow in a pipe and processes the instantaneous velocity so obtained to compute the volumetric flow rate, mass rate, and ot...
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WO/2002/001068A1 |
The invention relates to a common rail system for supplying fuel to internal combustion engines, especially diesel engines of passenger vehicles, comprising a central high pressure fuel accumulator (4) which is connected to several injec...
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WO/2002/001064A1 |
An accumulator fuel feed device, comprising a fuel feed pump (1), a common rail (2) connected to the fuel feed pump (1) through fuel feed paths, and fuel injection nozzles (3) connected to the common rail (2) through fuel feed paths, whe...
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WO/2001/092716A1 |
The invention relates to a method and a device for treating edges in a high-pressure fuel accumulator comprising a longitudinally extended tubular casing body (1) which is provided with a through recess (2) in a longitudinal direction, t...
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WO/2001/090567A1 |
The invention relates to a fuel return device comprising a tubular single-pieced fuel line part (1) which includes a continuous fuel collector channel (2) provided with at least one outlet (7) which is used for discharging leakage fuel f...
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WO/2001/088364A1 |
A fuel injection device, wherein a check valve (8) and a booster (9) are inserted and connected, parallel with each other, to a supply oil path (6) for connecting a common rail (5) to a fuel injection nozzle (7), a piston (10E) of a hydr...
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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/2001/086138A1 |
The invention relates to an injector body (1) of a fuel injector provided for injecting highly pressurized fuel into the combustion chambers of an internal combustion engine. The injector body (1) is connected via an admission borehole (...
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WO/2001/086131A1 |
The invention relates to a method for determining the position of a piston (5) of a 1-cylinder high pressure pump (1) of a fuel metering system of a direct injection internal combustion engine in relation to the angular position of the c...
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WO/2001/083980A1 |
A fuel separation and injection system is described for supplying to an internal combustion engine continuously with fuel divided into separate components. The system comprises means (12) for drawing a continuous surplus-to-demand fuel s...
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WO/2001/084022A1 |
The invention relates to a seal array (14) having a housing gap between two components (15, 16) and a seal (1) consisting of two seal components (2, 3) connected to one another, a first extrusion-resistant, deformable seal component (2) ...
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WO/2001/083979A1 |
A spring clip assembly (123) for connecting a fuel injector (122) to a fuel rail (121) in an internal combustion engine comprises a substantially circular ring (111) having a circumferential outer surface (113), to which are attached a f...
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WO/2001/081753A1 |
A high-pressure fuel feed pump force-feeding fuel to a common rail for storing high-pressure fuel, comprising a fuel force-feeding means for force-feeding fuel and a fuel oil quantity regulating means for regulating the amount of fuel oi...
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WO2000055491A9 |
A valve (10) that is well-suited for controlling the injection of fuel into an engine. The valve (10) may include an inner housing (14) that includes a movable valve stem (18). An electrically-actuatable coil assembly (30') is removable ...
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WO/2001/071179A2 |
A fuel injector assembly (100) for mounting a fuel injector (300) to a fuel rail (200) and permitting alignment of the fuel injector (300) with an engine head (800). The assembly includes a cup (240) having an upper portion (242) and a l...
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WO/2001/069074A1 |
The invention relates to a component, especially a high-pressure component (10, 10a) for fuel injection systems, comprising intersecting bores (11, 12). According to the invention, at least one (11) of the two bores (11, 12) is flattened...
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WO/2001/066932A1 |
The invention relates to a fuel injection nozzle, comprising a nozzle body (12) which has a first group and a second group of nozzle holes (14, 16); a first and a second nozzle needle (18, 20) and a separate pressure chamber (24, 34) for...
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WO/2001/066933A1 |
In an electromagnetic type fuel injection valve for internal combustion engines, a valve-driving electromagnetic coil bobbin (15) is made of a synthetic resin containing a filler having good thermal conductivity. The electromagnetic coil...
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