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WO/2010/023133A1 |
The present invention relates to an injection valve (14a, 14b, 14c, 14d) comprising an inlet channel adapted to hydraulically couple to a high pressure reservoir (12), to a return channel adapted to hydraulically couple to a low pressure...
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WO/2010/018721A1 |
Disclosed is a method of detecting the treatment pressure of an autofrettage treatment device for performing an autofrettage treatment by applying a high-pressure treatment pressure into a high-pressure fuel pipe for a diesel engine, whe...
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WO/2010/013670A1 |
Provided is a highly durable laminated piezoelectric element wherein an external electrode has less possibilities of being removed from a side surface of a laminated body even when the element is continuously driven for a long period of ...
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WO/2010/012534A1 |
A fuel pressure accumulator is proposed for an injection system for internal combustion engines, having a container wall (2), on which connections (4) for fuel lines and receptacles (5, 6, 7) for attachment components (8, 9, 10) are form...
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WO/2010/006828A1 |
The invention relates to a fuel injector for the operation of an internal combustion engine, having an injector body (1), wherein an inlet bore (2) connects a conical pressure connection (3) to a valve space (4) for supplying highly pres...
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WO/2010/004663A1 |
A fuel leakage diagnostic device, which diagnoses fuel leakage in a pressure storage type fuel injection device for a vehicle, distinguishes a fuel deficient state and fuel leakage from each other to improve precision of diagnosis of fue...
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WO/2010/000527A1 |
The invention relates to a solenoid valve, especially a servo valve, for a fuel injector for injecting fuel into a combustion chamber of an internal combustion engine, comprising a magnet armature (2) which can be adjusted relative to a ...
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WO/2010/002806A1 |
An engine system is disclosed. The engine system has a first component (14) subject to pressurized fluid and having a first component surface (36) and a second component (18) subject to pressurized fluid and having a second component sur...
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WO/2010/001810A1 |
A high-quality fuel rail for a high-pressure direct injection internal combustion engine, the fuel rail being configured such that an injector holder and a fixing bracket are directly mounted to a rail body, wherein, even if temporary fi...
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WO/2009/147291A2 |
The invention relates to a common rail fuel injectionsystem(1) for a piston engine with several cylinders (12). The fuel injection system (1) comprises at least one pressure accumulator (7, 8, 18) for pressurized fuel, injectors (6) for ...
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WO/2009/147290A2 |
The invention relates to a high pressure fuel connection arrangement to an injector holder (2) in a common rail system for a large internal combustion engine, comprising a first pipe means (3) for supplying the high pressure fuel provide...
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WO/2009/144069A1 |
The hold-down member according to the invention for a fuel injection device is characterized by a particularly simple design, which still enables a fuel injection valve (1) to be held down very effectively. The fuel injection device comp...
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WO/2009/144126A1 |
The present invention relates to a high pressure fuel pump (20) for a fuel injection system of an internal combustion engine (10), comprising a pump housing (32) with a flange (30) for fastening to the internal combustion engine (10). Di...
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WO/2009/141175A1 |
A fuel injection valve (1) particularly used as an injector for fuel injection systems of air-compressing, self-igniting internal combustion engines, comprises at least one actuator (21) and a jet needle (15) that can be actuated by the ...
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WO/2009/130068A1 |
The present invention relates to an injection device, comprising a fuel pump (20a), a pressure regulator (20b), an injector (20c), and an air adjuster (20d), characterized in that the fuel pump (20a), the injector (20c), and the air adju...
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WO/2009/124787A1 |
The invention relates to a fuel injector (1, 1a, 1b), in particular a common rail injector, for injecting fuel into a combustion chamber of an internal combustion engine. Said fuel injector (1, 1a, 1b) comprises a high-pressure connectio...
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WO/2009/121662A1 |
The invention relates to a fuel injection system for an internal combustion engine, comprising a fuel distributor (2), in the interior space (4) of which is formed a high-pressure accumulator, wherein transverse bores (6) open into the i...
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WO/2009/123291A1 |
Disclosed is a pipe joint cover (C) that covers a joint (U) of a high-pressure fuel pipe (61) of an engine, wherein one end of a cylindrical cover part (12A, 12B) is blocked by a blocking part (22A, 22B) having a pipe insertion hole (23)...
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WO/2009/121964A1 |
A fluid system has a basic unit (2) which has a cavity (4). A connecting recess (6) is also formed in the basic unit (2), which connecting recess (6) extends from a coupling region (8) into the cavity (4). A resistance unit (10) comprise...
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WO/2009/120592A1 |
A fuel system (12) for an internal combustion engine (10) includes a plurality of nozzle groups (14) and a plurality of pump groups (34). A common rail (32) is fluidly connected with each of the nozzle groups (14), and each of the pump g...
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WO/2009/115151A1 |
The invention relates to a component pairing (1), comprising a first component (2) and at least one second component (3) adjustable relative to the first component (2), wherein a gap (6) is formed between the components (2, 3), said gap ...
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WO/2009/114655A1 |
A high pressure common rail fuel system is provided including a fuel supply, a high pressure pump assembly fluidly connected to receive fuel from the fuel supply, and a gas supply system fluidly connected to provide gas to the high press...
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WO/2009/112191A1 |
The invention relates to a fuel distributor assembly, having a distributor tube (10) and at least one connecting nipple (12) welded to the distributor tube for connecting a branch line to a cross-bore (16) leading through the wall of the...
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WO/2009/112294A1 |
The invention relates to a device (140) for metering at least one medium (136) for reducing pollutant levels in an exhaust system, in particular for the introduction of fuel into an exhaust line (116) for regenerating an element (130) fo...
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WO/2009/110792A1 |
The invention relates to an arrangement and method for a combustion engine with direct injection and in particular to switching between two types of fuel. A high-pressure pump (10) is connected to a combustion engine and the high-pressur...
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WO/2009/107175A1 |
[PROBLEMS TO BE SOLVED] It is an object to provide a control device for a common-rail system in abnormal condition that is configured to suppress an erroneous decision or the like at a cold time. [MEANS FOR SOLVING THE PROBLEMS] An abnor...
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WO/2009/106382A1 |
A pump unit (3) for a fuel injection system (1) of an internal combustion engine is arranged along a fuel feed circuit (2) and has a pre-feed pump (4) and a high-pressure pump (5) which has a pump body (16) and a flange (18) joined to th...
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WO/2009/100967A1 |
A fuel feed system (1) for an internal-combustion engine is provided with a common rail, a high-pressure delivery line (4) for feeding the high-pressure fuel to the common rail, and a high-pressure pump (2) with a pump body (5) which is ...
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WO/2009/098112A1 |
The present invention relates to an injection device comprising a fuel pump (20a), a pressure regulator (20b), an injector (20c) and an air adjuster (20d), characterized in that the fuel pump (20a), the injector (20c) and the air adjuste...
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WO/2009/093344A1 |
A method for controlling a fuel injector of an internal-combustion engine and a controller for such an fuel injector, wherein driving torque is reduced by performing control such that required amount of fuel as needed is pressure-fed to ...
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WO/2009/092840A1 |
A feed system with CDI technology with piezoelectric injector, similar to those used in the engines of conventional motor vehicles, designed for use in scooters and mopeds of various cubic capacities, both single-cylinder and two-cylinde...
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WO/2009/092658A1 |
The present invention relates to an injection device comprising a fuel pump (20a), a pressure regulator (20b), an injector (20c) and an air adjuster (2Od), characterized in that the fuel pump (20a), the injector (20c) and the air adjuste...
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WO/2009/091793A1 |
An apparatus for coupling components in a fuel delivery system together is presented. The apparatus comprises a first member having a first end, a second end, and throughgoing passageway therebetween. The apparatus further comprises a se...
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WO/2009/084263A1 |
Provided is a fuel supply device for an internal combustion engine which, before starting the internal combustion engine, discharges bubbles and air from the inside of a fuel supply path while boosting the pressure in a common rail to a ...
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WO/2009/080425A1 |
The invention relates to a high-pressure fuel pump for operating an internal combustion engine, comprising a pump housing (1) and two pump cylinder heads (2a, 2b) attached thereto, in which a pump piston (3a, 3b) for compressing fuel und...
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WO/2009/078405A1 |
Disclosed are a high-pressure fuel injection pipe having a connecting head, which does not substantially have a pocket or a shaping wrinkle, as might otherwise be formed in the head as the head is worked, so that it can eliminate an anxi...
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WO/2009/078343A1 |
A fuel supply device for an internal combustion engine has an injector, a delivery pipe, an electromagnetic relief valve, and an electronic control valve. The injector injects fuel. The delivery pipe supplies the fuel to the injector. Th...
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WO/2009/075276A1 |
When an ignition switch (11) is turned on, the initial value of integration to determine the integral value of the difference between the target current and the actual current of a flow control valve (6) is made a predetermined value use...
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WO/2009/069694A1 |
This aims to provide a highly durable laminated piezoelectric element which can be continuously driven for a long term under a high voltage and a high pressure, a manufacturing method for the piezoelectric element, an injection device, a...
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WO/2009/068155A2 |
An improved ramp (10) for injectors, especially for injectors (28) suitable for dosing and distributing fuel in alternative endothermic engines totally or partly fed by methane gas or LPG (Liquid Petroleum Gas), made of aluminium, alloys...
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WO/2009/063306A1 |
A discharge valve (30) is provided in a high-pressure fuel passage (31) to allow fuel to pass through the discharge valve (30) only in a direction from a high-pressure fuel pump (20) toward a delivery pipe (50). A communication passage (...
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WO/2009/064013A1 |
The invention provides a common rail which can be produced by using an inexpensive steel product and has excellent fatigue strength and a process for the production of the common rail. The process comprises using as the material a high-s...
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WO/2009/062934A1 |
The present utility model provides a fuel rail assembly comprising a fuel rail main pipe and a mounting bracket arranged on the fuel rail main pipe wherein said fuel rail main pipe is detachably connected to the mounting bracket. Said mo...
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WO/2009/056558A1 |
A method and a fuel system are used for controlling the fuel supply for a motor vehicle engine, wherein the fuel is injected from a container (3) via a fuel pump (2) into a fuel collecting line or common rail (4) and from the common rail...
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WO/2009/058283A1 |
A fuel system (12) for an engine (10) is disclosed. The fuel system includes a common rail (34), and a cylinder head (20) having a first bore (46) and a second bore (52) intersecting the first bore. A fuel injector (32) is coupled to the...
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WO/2009/049687A1 |
The fuel injection device according to the invention is characterized by a particularly low-noise construction. The fuel injection device comprises at least one fuel injection valve (1) and one fuel distributor line (4) having at least o...
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WO/2009/042199A1 |
A unitary high pressure seal provides a fluid seal against multiple surfaces, at least one of which is static and one of which is dynamically loaded. The seal includes a seal body (4) and separated load (26) and sealing lands. (25) The l...
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WO/2009/039021A1 |
A fuel injector assembly includes a fuel rail having at least one cup, a fuel injector and a retention device. The fuel injector is at least partially received within the at least one cup. The retention device secures the fuel injector t...
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WO/2009/034338A2 |
With reference to Figure 1, the present invention provides, an internal combustion engine comprising a variable volume combustion chamber (10); an air intake passage (103,104) via which air is delivered to the combustion chamber (10); a ...
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WO/2009/034663A1 |
[PROBLEMS] To provide an internal combustion engine in which a Nox reduction catalyst is activated effectively in the early state after the start of operation. [MEANS FOR SOLVING PROBLEMS] In case of cold machine state, operation of an E...
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