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WO/2008/054640A1 |
A fuel-injection system (12) for an engine (10) has a plurality of fuel- system components, including a pump (16), a fuel injector (48), and a plurality of fuel-system components connecting the pump to the fuel injector. A portion of the...
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WO/2008/046680A1 |
The invention relates to a fuel injector (10) for injecting fuel into the combustion chamber of an internal combustion engine, having a holding body (14) and at least one nozzle body (22), wherein the nozzle body (22) is fastened to the ...
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WO/2008/046677A2 |
The invention relates to a fuel injector (10) comprising an injector member (12) and a high-pressure chamber (68) that is subjected to system pressure (86). The high-pressure chamber (68) is sealed against a low-pressure zone (70) of the...
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WO/2008/044343A1 |
A common rail in which localized stress concentrations in the intersections between a flow passage and branched passages is prevented to avoid damage, such as cracks, to the intersections. The common rail used for the fuel injection syst...
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WO/2008/040689A1 |
A cylindrical housing comprises a coaxial opening (2) having a circular cross-section and at least one line having an oval cross-section, extending parallel to a longitudinal axis of the cylindrical housing. In order to produce the cylin...
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WO/2008/041374A1 |
A common rail in which localized stress concentration in the intersection between a flow passage and a branched passage is prevented to avoid damage such as cracks to the intersection. The common rail used for the fuel injection system o...
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WO/2008/037794A1 |
The invention relates to a fluid collecting device (10), comprising at least two fluid inlet openings (16) for supplying the fluid collecting device (10) with fluid. The fluid collecting device (10) further comprises a fluid outlet openi...
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WO/2008/037594A1 |
The invention relates to a device for controlling a pressure curve determined by a volume flow within a predetermined limit range. The device comprises at least two panel elements, and is mounted within a pressure line. Beginning at a st...
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WO/2008/028706A1 |
An arrangement for injecting fuel into cylinder combustion chambers of internal combustion engines has an injector (11) whose nozzle outlet (13) is supplied with fuel from a high-pressure accumulator (10) (so-called common rail) via a hi...
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WO/2008/025597A1 |
The fuel injection device has at least one high-pressure pump (10) and in each case one injector (12) for each cylinder of the internal combustion engine, which injector (12) is connected to the high-pressure pump (10) at least indirectl...
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WO/2008/020530A1 |
To provide an accumulator fuel injection device, in which the operation of a pressure control valve for controlling a fuel pressure in an accumulation chamber can be stabilized. The accumulator fuel injection device includes a pressure c...
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WO/2008/020145A2 |
A connector comprising a cylindrical hollow body (19) having at the rear end means (20) for connection to a duct and at the front end a tubular fitting (22) to be engaged in a housing formed in a bore on the periphery of an injector, whe...
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WO/2008/019415A1 |
In an apparatus for injecting fuel into the combustion chamber of an internal combustion engine having an injector (1) which is fixed in a cylinder head (2) and a plurality of feed lines and discharge lines which extend through the cylin...
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WO/2008/017544A1 |
The invention relates to a fuel injection system (1), comprising a high-pressure source (2) for feeding the highly pressurized fuel to at least one fuel injector (3), wherein the fuel injector (3) is fluidically connected by means of a f...
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WO/2008/015690A1 |
This Utility invention provides methods for Super-imposing controls on fuel injections systems of internal combustion engines; by diverting variable quantities of high pressure fuel discharged by injection pump ports, with help of The fu...
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WO/2008/009511A1 |
The invention relates to a fuel injector having an injector housing (6) comprising a pressure chamber (15), from which fuel pressurized with high pressure is injected into a combustion chamber of an internal combustion engine, and which ...
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WO/2008/009974A2 |
A fuel injection system for an internal combustion engine comprises: a first fuel injector (40) which is arranged within a housing unit (38); an accumulator volume (46) for supplying fuel to the first fuel injector (40); a first fuel pum...
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WO/2008/002466A2 |
A coupling assembly including a protruding annular nose portion (106) having a longitudinal axis and a bore (102) extending coaxially therethrough extending from a first component (100). The nose portion (106) includes a frustoconical ou...
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WO/2007/143768A1 |
In a device for injecting fuel into the combustion chamber of an internal combustion engine comprising at least one high-pressure accumulator (1), an injector (4), at least one high-pressure line (7) connecting the high-pressure accumula...
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WO/2007/144229A1 |
The invention relates to a fuel injector for injecting fuel into a combustion chamber, having a solenoid valve (1) for controlling a mini-servo valve (2), comprising a movable armature (3) which can be placed in a sealing fashion on a va...
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WO/2007/141970A1 |
When a hydraulic oil is used by a valve drive device and a fuel injection device, the valve drive device can accurately control the valve opening/closing timing and the amount of the valve lift. The valve drive device comprises a pressur...
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WO/2007/128606A1 |
The invention relates to a fuel injection system for internal combustion engines, comprising a high-pressure accumulator (34) which has a cavity (46) under system pressure. Assigned to the high-pressure accumulator (34) is a pressure con...
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WO/2007/118724A2 |
The invention relates to a device (20) for connecting a high-pressure line (16) to a tubular high-pressure accumulator base (10) in the wall (40) of which at least one connecting bore (42) for the high-pressure line (16) is configured. A...
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WO/2007/119734A1 |
A steel pipe as fuel injection pipe of 500 N/mm2 or higher tensile strength composed of, by mass, 0.12 to 0.27% C, 0.05 to 0.40% Si, 0.8 to 2.0% Mn and the balance Fe and impurities, the contents of Ca, P and S in the impurities being 0....
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WO/2007/116301A1 |
A pulsation damper (220) is provided between and in series with a low pressure fuel system pipe (400) and a high pressure pump (200) of a fuel supply system. During startup of an engine, low pressure fuel supplied via the low pressure fu...
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WO/2007/115580A1 |
A large uniflow two-stroke diesel engine of the crosshead type with a plurality of cylinders with at least one exhaust valve (11) per cylinder and one or more fuel injectors (23) per cylinder. The fuel injection is performed under the in...
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WO/2007/113038A1 |
The fuel injection device for a multi-cylinder internal combustion engine comprises at least one high-pressure pump (14) and an injector (16) for each cylinder of said internal combustion engine. Each injector (16) is connected, by a hyd...
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WO/2007/113036A1 |
The fuel injection device for an internal combustion engine comprises at least one high-pressure line (20) through which the fuel is guided to at least one injector (16). Said high-pressure line (20) comprises an opening (22) on the peri...
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WO/2007/110305A1 |
The invention relates to a fuel injection system, comprising a high-pressure fuel reservoir (1) with at least one fuel feed (2) and at least one fuel discharge (3.1; 3.2; 3.3 and 3.4), wherein the fuel feed (2) interacts with a high-pres...
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WO/2007/107452A1 |
Device (10) for converting electromagnetic radiation energy into electrical energy, comprising at least a photovoltaic element (11) with a radiation-sensitive surface, wherein a covering layer (12) of a material comprising a silicon comp...
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WO/2007/105659A1 |
[PROBLEMS] To provide a high-pressure fuel injection tube having high resistance to breakage from fatigue, which is achieved by preventing generation of cracks in a pocket portion during forming of a head portion, generation of cracks du...
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WO/2007/105660A1 |
[PROBLEMS] To provide a high-pressure fuel injection tube for a common rail system, having resistance to breakage from fatigue that is caused by inner pressure of 200 MPa or above and capable of preventing breakage from fatigue at a bend...
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WO/2007/098621A1 |
A control device (52) of a fuel injection valve has a mushroom-shaped intermediate valve member (56) which is guided with a sliding fit (58') in a first intermediate plate (12). An injection valve member (28), which has a control piston ...
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WO/2007/097052A1 |
A fuel injection system for an internal combustion engine, which can efficiently feed high-pressure fuel to fuel injection sections of the internal combustion engine, where different kinds of pumps can be used, and which has excellent ma...
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WO/2007/096759A1 |
A fuel supply device (30) for an engine (1) pressurizes the fuel drawn up from a fuel tank (31) by the low-pressure fuel pump (32) and stores it in a delivery pipe (34), and injects the fuel stored in the delivery pipe (34) from an injec...
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WO/2007/085313A1 |
The invention relates to a fuel injection system (10) for a multi-cylinder internal combustion engine having a first high-pressure accumulator (18, 40) and having a second high-pressure accumulator (20). The fuel injection system (10) al...
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WO/2007/083404A1 |
A fuel injection system that can efficiently supply high-pressure fuel to a fuel injection section of an internal combustion engine, that can be easily designed and produced by simplifying its mechanical structure, and that has excellent...
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WO/2007/073984A1 |
Component (2) for use in fuel injection systems, comprising at least two hollow-cylindrical lines (4, 6) for a fluid under high pressure, wherein one of the lines (4) has a smaller cross section (8) than the other line (6), wherein the l...
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WO/2007/073968A1 |
A fuel injector (10) for an internal combustion engine comprises a nozzle needle (16) which defines a control space (60) by means of a control surface (64). Furthermore, a control valve (32) is provided which can connect the control spac...
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WO/2007/071817A1 |
An arrangement for dampening the pressure vibration of a fuel feed system (1 ) of a piston engine, the arrangement comprising a vibration dampener (11) having a body part (12) inside which is a space (13) containing a movably arranged in...
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WO/2007/071481A1 |
The invention relates to a high-pressure connection having two sealing faces (8) which bear against one another, and to a method for producing a high-pressure connection of this type. In order to improve the sealing action of a high-pres...
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WO/2007/068712A1 |
Disclosed is a fuel pipe to be used between a fuel reservoir and an injector. Said fuel pipe is provided with a compression at the end of the fuel pipe associated with the rail in the area of the nipple which correspondingly forms a seal...
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WO/2007/068521A1 |
A fuel system (10) for an internal combustion engine (12) comprises a fuel pump (16), which delivers into a fuel line (20), and a volume accumulator (30) which is connected to the fuel line (20). It is proposed that the fuel line (20) an...
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WO/2007/057254A1 |
The invention relates to an intermediate plate for a fuel injector, comprising a high-pressure through-hole (34) which connects a high-pressure passage (25), which is provided in a valve body (24) and is connected to a high-pressure fuel...
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WO/2007/054407A1 |
The invention relates to a fuel injection system having a high pressure fuel source (5) and at least one injector (12) which has at least one injection opening (15) through which fuel can be injected into a combustion chamber of an inter...
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WO/2007/048496A1 |
A fuel injector (1) for an internal combustion engine comprises an injector housing (2) and a valve element (7), and a stack of piezoelectric crystals (5) which is arranged for actuating the valve element (7). The stack of piezoelectric ...
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WO/2007/048804A1 |
This invention concerns a fuel injection nozzle that ensures enlargement of the joining angle (30) of a sharp-edged corner (29) formed in that section of the fuel intake channel (17) opening to the pressure chamber (5), which constitutes...
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WO/2007/048633A1 |
In an internal combustion engine which is designed for operation with a plurality of fuels, the entire fuel supply from at least two tanks for fuels having different flow properties is controlled in a single valve control block. One of t...
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WO/2007/045373A1 |
The invention relates to a plug-in pump injection system for an internal combustion system, wherein a plug-in pump (10) embodied in the form of an injection pump is assigned to each cylinder of the internal combustion engine and each plu...
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WO/2007/040169A1 |
A pressure control device in which pulsation is reduced and an occurrence of noise etc. is prevented. A pressure regulator (1) has a housing (11) having a fuel inlet (18), a fuel outlet (19), and a fuel path (14) for communicating the fu...
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