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WO/2005/052353A1 |
The invention relates to a fuel injector for an accumulator injection system used for injecting fuel into a combustion chamber of an internal combustion engine. Said fuel injector comprises a multipart injection valve member with a first...
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WO/2005/052352A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine, particularly in a motor vehicle. A first nozzle needle (3) controls at least one first injection hole (5) while a second nozzle needle (4) controls at le...
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WO/2005/047666A1 |
The invention relates to a method during which exhaust is retained inside the combustion chamber of a combustion engine and is compressed during a charge cycle, whereby a first quantity of fuel is injected into the retained exhaust by me...
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WO/2005/047688A1 |
The invention relates to a pump-nozzle device comprising a pump having a plunger (11) and a pump chamber (13). The device also comprises a valve (231) having a valve member which controls the hydraulic coupling of a gradual overflow cham...
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WO/2005/045229A1 |
Disclosed is a valve for controlling liquids. Said valve comprises a valve body inside which an especially piezoelectric actuator unit (23) is disposed for actuating a valve member (24) that is guided within the valve body. The valve mem...
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WO/2005/045233A1 |
Disclosed is a fuel injection valve comprising a housing (1) within which a supply chamber (12) is embodied. A valve needle (18) is disposed in a longitudinally movable manner inside said supply chamber (12). The valve needle (18) cooper...
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WO/2005/045227A1 |
The fuel injection device comprises a high pressure fuel pump (10) and a fuel injection valve (12), connected thereto, whereby the fuel injection valve (12) comprises an injection valve body (28). The fuel injection valve (12) comprises ...
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WO/2005/040594A1 |
The invention relates to a fuel injection valve having a outer valve needle (10) and an internal valve needle (12) arranged therein, which cooperate with a valve seat (7) thus controlling the opening of at least one injection hole (20; 2...
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WO/2005/040595A1 |
The invention relates to a fuel injector (1) for an accumulator injection system for injecting fuel into a combustion chamber (43) of in internal combustion engine. The fuel injector (1) comprises a body (2) of said injector and a nozzle...
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WO/2005/038230A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine, comprising a nozzle base (2) having at least one first spray orifice (5) and at least one second spray orifice (6); a first nozzle needle (8) for control...
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WO/2005/033496A1 |
The invention relates to a direct-injection internal combustion engine that is operated in a first operating range associated with the low part load, with largely homogeneous combustion of the mixture and subsequent injection. Said inter...
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WO/2005/031149A1 |
A pilot fuel injection valve is provided that is mountable in a cylinder head of an engine and is operable to inject a liquid pilot fuel directly into a combustion chamber. The pilot fuel injection valve comprises a cooling system to kee...
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WO/2005/031137A1 |
The invention relates to a method and device for quantifying a pre-injection in a fuel injection system of a combustion engine. In injection systems having a pre-injection, the problem exists in that the very small quantity of fuel to be...
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WO/2005/026519A2 |
An electronic fuel regulation system (A) that provides fuel control for small engines (C) used in garden equipment (B) and small vehicles. An electronic control unit (1) accepts a plurality of signals generated by a plurality of sensors ...
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WO/2005/026531A1 |
The invention relates to an injection valve for injecting fuel into an internal combustion engine. The aim of said invention is to deliver a small-sized driving mechanism (7) ensuring a reliable actuation of an injector needle. For this ...
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WO/2005/026527A1 |
The invention relates to a device for injecting fuel into a combustion chamber of an internal combustion engine, comprising an injection valve, which can be supplied from a high-pressure accumulator (5), and which has a first nozzle need...
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WO/2005/026525A1 |
The invention relates to a fuel-injection valve comprising a hollow needle (17), which co-operates by longitudinal displacement with a valve seat (27) in such a way that is controls the opening of at least one external injection orifice ...
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WO/2005/026526A1 |
The invention relates to a fuel injection valve for internal combustion engines. The inventive fuel injection valve comprises an outer valve seat (107), configured in a valve body (1) and having a conical shape with an outer cone angle (...
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WO/2005/021953A1 |
An internal combustion engine provided with a common rail (13) and fuel injectors (3) connected to the common rail (13). When pilot injection is performed, the injection pressure pulsates. At this time, the injection amount of the main i...
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WO/2005/019638A1 |
The invention relates to a fuel injection valve which comprises a housing (1) with a valve seat (20) configured therein and an interior valve needle (17) and an exterior valve needle (15). The pressure in an exterior control chamber (56)...
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WO/2005/019637A1 |
The hydraulic control device (20) of the fuel injection valve (10) comprises a pilot valve (70). The pilot valve rod (66) co-operates with both the actuator (18) and the pilot valve seat (68). A discharge chamber (72) is located adjacent...
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WO/2005/017342A1 |
Disclosed is a fuel injection device (18) comprising a housing (36) and at least two coaxial valve elements (46, 48). According to the invention, both valve elements (46, 48) are provided with at least one respective hydraulic control ar...
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WO/2005/014997A1 |
The invention relates to a fuel injection device (20) for a combustion engine. It comprises a housing (30) and a first valve element (34), which has a first hydraulic control surface (73) acting in the closing direction, and comprises at...
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WO/2005/014996A1 |
A fuel injection device (20) for a combustion engine comprises a first valve element (36) with a pressure surface (38) that acts in an opening direction. An impinging device (50) acts in a closing direction. A second valve element (34) c...
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WO/2005/014998A1 |
The invention relates to a fuel injection valve (18) comprising a housing (28) and a housing recess (30). Two valve elements (32, 43) which are arranged in a coaxial manner in relation to each other are used therein and are respectively ...
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WO/2005/014995A1 |
An injector for fuel injection systems of combustion engines, particularly direct injection diesel engines, comprises a piezo actuator (16), which is placed inside an injector body (10) and which, via first spring means (35), is held in ...
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WO/2005/015003A1 |
The invention relates to a fuel injection device (10) for an internal combustion engine, comprising two valve elements (16, 18), each of which is provided with a hydraulic control surface (32, 34) that is effective in the closing directi...
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WO/2005/010351A1 |
The invention relates to a fuel injection system for combustion engines that has a high-pressure part and a low-pressure part. In the high-pressure part, fuel is supplied from a fuel tank to a high-pressure accumulator (5) via a high-pre...
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WO/2005/003549A1 |
The invention relates to a method for operating a direct-injection, spark-ignition internal combustion engine comprising a direct-injection unit for injecting the fuel, by means of an injector, into the combustion chamber of at least one...
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WO/2005/001267A1 |
The invention relates to a method for operating an internal combustion engine, according to which fuel is injected directly by means of an injection nozzle, comprising several injection orifices, into a combustion chamber as a main injec...
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WO/2005/001255A1 |
The invention relates to an internal combustion engine comprising a control unit (16), a combustion chamber (8) that is configured between a piston (5) and a cylinder head and a fuel injection device with an injection nozzle (13), which ...
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WO/2004/111440A1 |
An arrangement for controlling the fuel supply in a fuel supply apparatus, which arrangement (4) comprises a body part (5) including a space (6), through which the fuel to be injected flows during the operation, and a fuel inlet opening ...
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WO/2004/111438A1 |
An arrangement in the fuel injection system for controlling the fuel injection, the arrangement (4) comprising a body part (5) with a space (6) arranged therein, through which space the fuel to be injected flows during operation, the spa...
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WO/2004/111430A1 |
The invention relates to an injector (1) for an internal combustion engine, said injector comprising first and second injection holes (5, 6) in the injector body, which can be controlled by means of a first injector needle (8) and a seco...
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WO/2004/111428A1 |
The invention relates to a device for injecting fuel into a combustion chamber (10) of an internal combustion engine. A multipart injection valve member (11) comprises a first valve needle part (15) and a second valve needle part (16). T...
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WO/2004/111439A1 |
Disclosed is a fuel injection device comprising a fuel injection valve (12) that is provided with at least one injection valve member (28, 128) by means of which at least one injection port (32; 132) is controlled. The fuel injection val...
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WO/2004/111429A1 |
The invention relates to an injector (1) for an internal combustion engine, comprising a nozzle body (2) having at least one injection hole (5) that can be controlled with a first injector needle (8) and at least a second injection hole ...
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WO/2004/109091A1 |
The invention relates to an injection nozzle (1) for an internal combustion engine, comprising a nozzle body (2) which comprises at least one first injection hole (3) and at least one second injection hole (4), a first nozzle needle (7) ...
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WO/2004/104406A1 |
The invention relates to a fuel injection valve for combustion engines, in which a valve seat (18) is provided whence at least one injection opening (20) departs. A valve needle (8) with a valve sealing surface (35), which is formed on t...
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WO/2004/097207A1 |
The invention relates to a fuel injection valve for an internal combustion engine, in particular for injecting fuel directly into the combustion chamber thereof. The inventive injection valve comprises a fuel input (12) for introducing f...
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WO/2004/092558A2 |
A fuel system for use in an internal combustion engine includes a plurality of fuel injectors, each injector including at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a ...
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WO/2004/092570A2 |
A fuel system for use in an internal combustion engine includes a plurality of fuel injectors, each injector including at least one capillary flow passage, the at least one capillary flow passage having an inlet end and an outlet end, a ...
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WO/2004/090316A1 |
The invention relates to a petrol internal combustion engine with controlled ignition, comprising at least one cylinder (1), a cylinder head (2), sealing the cylinder (1), a piston (3), a combustion chamber (4), a petrol injection means ...
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WO/2004/088109A1 |
The invention relates to a method for operating an internal combustion engine consisting in directly injecting fuel in a combustion chamber as pre-injection main injection and optionally post-injection, with the aid of an injector nozzle...
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WO/2004/088120A2 |
The invention relates to an internal combustion engine comprising a piston injection pump for transporting fuel, said pump comprising a cylinder for receiving a reciprocating pressure piston, the front face of the pressure piston definin...
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WO/2004/085834A1 |
The invention relates to a fuel injection arrangement for internal combustion engines, said arrangement comprising an accumulator for storing fuel under pressure, and at least one stroke-controlled injector which is connected to the accu...
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WO/2004/085832A1 |
The invention relates to a fuel injection valve comprising a valve body (1) containing a borehole (3) which is defined, on the combustion chamber end thereof, by a conical valve seat (13) from which a plurality of injection channels (11)...
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WO/2004/085829A1 |
Multi-stage intensifiers for injectors of pressurized, fluid (e.g., fuel) allowing selection of intensified injection fluid pressure and thus fluid injection flow rate by selectively applying actuating fluid supply pressure to one or mor...
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WO/2004/085825A1 |
The invention relates to a valve body (1), inside of which a bore (3) is formed that is delimited at its combustion chamber-side end by a valve seat (5) from which two injection opening rows (9, 10) depart. A valve outer needle (12) is p...
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WO/2004/085824A1 |
The invention relates to a fuel-injection valve comprising a valve body (1), in which a bore (3) is configured that is delimited by a valve seat (5) at its combustion chamber end, at least two injection orifices (7) originating at said v...
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