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WO/2003/078828A1 |
The fuel injection device is provided with a high-pressure fuel pump (10) for each cylinder of the internal combustion engine and a fuel injection valve (12) connected thereto. A pump plunger (18) of the high-pressure fuel pump (10) defi...
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WO/2003/078825A1 |
The invention relates to a device for injecting fuel, comprising a fuel pump for each cylinder of the combustion engine containing a pump plunger which is driven in a movement of travel. Said plunger defines a pump working area which is ...
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WO/2003/071124A1 |
The invention relates to a fuel-injection device comprising a high-pressure fuel pump (10) and a fuel injection valve (12), connected to said pump, for each cylinder of the internal combustion engine. The high-pressure fuel pump (10) com...
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WO/2003/069154A1 |
The invention relates to a fuel injection system comprising a high pressure fuel pump (10) and a fuel injection valve (12) connected to said pump, for each cylinder of the internal combustion engine. A pump piston (18) of the high pressu...
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WO/2003/067074A1 |
The invention relates to a method and device (80) for controlling the control valve (22) of a pump-nozzle unit. The positional accuracy of the valve lifts is increased by means of an automatic control, especially an adaptive automatic co...
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WO/2003/067073A1 |
The invention relates to the detection of the hydraulic shut-off and/or mechanical coupling of a pump-nozzle unit provided with a piezo control valve (22), whereby either the piezo current (i(t)) alone or exclusively the piezo voltage (u...
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WO/2003/067070A1 |
The invention relates to a fuel injection device which comprises for every cylinder of the internal combustion engine one high-pressure fuel pump (10) and one fuel injection valve (12) linked therewith. A pump plunger (18) of the high-pr...
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WO/2003/064850A1 |
The invention relates to a combustion chamber system, particularly in the cylinder head (1) of a gasoline direct injection engine, comprising an injection device (3) injecting streams (7) of a combustible mixture into a combustion chambe...
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WO/2003/060308A1 |
A fuel injection control device comprises an injection module (10) and control means (40). The injection module (10) injects fuel by the reciprocating motion of a plunger (21), and the control means (40) controls synchronous injection wi...
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WO/2003/057372A1 |
A fuel injector unit (10) comprises a follower assembly (12) that includes a sleeve (40) having an internal groove (50) that receives a spring clip (54). The clip (54) is made with a spring ring stock having a diameter less then the widt...
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WO/2003/056167A1 |
The invention relates to a fuel injection system with a housing (2), in which a pump piston (16) is arranged to move longitudinally, which forces fuel from a pump working chamber (18) into a pressure chamber (41). An outer valve needle (...
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WO/2003/054375A1 |
The invention relates to a fuel injection device which is provided, for every cylinder of the internal combustion engine, with a high-pressure fuel pump (10) and with a fuel injection valve (12) linked therewith. A pump piston (18) of th...
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WO/2003/054379A1 |
The invention relates to a pump jet unit for the introduction of fuel (10) into the combustion chamber (12) of an internal combustion engine. According to the invention, a defined control of the injection process and the injection pressu...
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WO/2003/054374A1 |
The invention relates to a fuel-injection device comprising a high-pressure fuel pump (10) for each cylinder of the internal combustion engine. Said pump has a working chamber (22) and a fuel-injection valve (12) connected to the latter....
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WO/2003/054380A1 |
A fuel injection valve-spark plug combination (1) comprises a fuel injection valve (2) for directly injecting fuel into a combustion chamber of an internal combustion engine and a spark plug (3) for igniting the fuel injected into the co...
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WO/2003/052259A1 |
The inventive fuel injection device comprises a high pressure fuel pump (10) for each cylinder of a combustion engine, encompassing a pump working chamber (22) and a fuel injection valve (12) connected thereto. A first control valve (23)...
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WO/2003/050409A1 |
The invention relates to a combined fuel injection valve/ignition plug (1) which comprises a fuel injection valve (2) for the direct injection of fuel into a combustion chamber of an internal combustion engine, and an ignition plug (3) w...
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WO/2003/050410A1 |
A fuel injection valve spark plug combination (1), comprising a fuel injection valve (2) for direct injection of fuel into a combustion chamber in an internal combustion engine and a spark plug (3) provided with an insulator (19), having...
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WO/2003/050408A1 |
The invention relates to a fuel-injection device comprising a high-pressure fuel pump (10) for each cylinder of the internal combustion engine and a fuel-injection valve (12) that is connected to each cylinder. A pump plunger (18) of the...
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WO/2003/048560A1 |
An injection nozzle (7) comprises a nozzle holder (25) with an injection hole (25a) and a valve body (29) for opening and closing the injection hole. A circular projecting portion (38) is formed in a position surrounding the injection ho...
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WO/2003/046363A1 |
An electromagnetic driving fuel injection pump (20) for releasing fuel toward a return path (5) in the initial region of pressure feed process by a plunger (21) and pressure feeding fuel toward an injection port (33) in the late region o...
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WO/2003/044359A1 |
A unit fuel injector (50), the injector (50) internally preparing fuel during an injection event at a pressure sufficient for injection by means of an intensifier (84) driven by a pressurized nonâfuel actuating fluid selectively ported...
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WO/2003/044358A1 |
A dual fuel injection valve separately and independently injects two different fuels into a combustion chamber of an internal combustion engine. A first fuel is delivered to the injection valve at injection pressure and a second fuel is ...
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WO/2003/042530A1 |
The fuel injection device comprises, for each cylinder of the internal combustion engine, a fuel high-pressure pump (10) and a fuel injection valve (12) connected thereto. A pump piston (18) of the fuel high-pressure pump (10) is driven ...
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WO/2003/040534A2 |
The invention concerns an injection system for an internal combustion engine, in particular a pump-jet injection system, comprising at least an injector including an electromechanical actuator (1) for controlling the injection process, a...
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WO/2003/031801A1 |
The invention relates to a fuel injection device (1) for internal combustion engines, comprising several injection valves (5), each arranged in a fuel injection line (4). According to said invention, a hydraulic pressure intensifier unit...
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WO/2003/031802A1 |
The invention relates to a fuel injection device (1) for internal combustion engines, comprising several injection valves (4), each arranged in a fuel injection line (3). Each injection valve comprises an injection chamber (13), a contro...
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WO/2003/031800A1 |
The invention concerns a fuel injection system for a direct injection internal combustion engine, comprising a fuel injection device (16) capable of directly injecting fuel in an internal combustion engine combustion chamber and having a...
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WO/2003/031794A1 |
A fuel injection system and method to reduce NOx and smoke emissions from a compression ignition engine by co-injecting water and an oxygenated fuel during steady state and transient engine conditions.
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WO/2003/027490A1 |
The fuel injection device comprises a fuel injection valve (12) with an injection valve member (34), by means of which at least one injection opening (36) is controlled. The injection valve member (34) is pressurised by the pressure in a...
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WO/2003/027448A1 |
The invention relates to a method for operating an internal combustion engine, and to an internal combustion engine in which the position of at least one gas exchange valve per cylinder is measured. Improvements are made in terms of emis...
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WO/2003/027468A1 |
The invention concerns a fuel injection device comprising a fuel injection valve (12) having at least an injection valve element (34) for controlling at least an injection opening (36). Said injection valve element (34) is actuated again...
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WO/2003/027486A1 |
The invention relates to a fuel injection system (1) for an internal combustion engine. Said system comprises a fuel injection valve (2) for injecting fuel into a combustion chamber, said valve being inserted in a receiving borehole (3) ...
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WO/2003/027488A1 |
The invention relates to a fuel injection valve (1) for directly injecting fuel into the combustion chamber of an internal combustion engine. Said fuel injection valve comprises an actuator (10), a valve needle (3) which can be actuated ...
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WO/2003/027481A1 |
The invention relates to a fuel injection device comprising a fuel injection valve (12) with an injection valve member (34), by means of which at least one injection opening (36) is controlled. Said injection valve member (34) is impinge...
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WO/2003/023266A1 |
An electromagnetic actuator (300) including a coil (323) disposed about a tube (327) bearing a movable armature (326), the coil (327) being electrically connectable to a circuit (160) configured to provide a current to the coil (327) to ...
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WO/2003/018990A2 |
The fuel injection device is provided - for each cylinder of the internal combustion engine with a high-pressure fuel pump (10) with a working pumping chamber (22) and a fuel injection valve (12) connected thereto.The fuel injection valv...
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WO/2003/019000A1 |
The invention relates to a fuel injection device (1) for internal combustion engines, comprising several injection valves (5) arranged respectively in a fuel injection line (4). Each injection valve (5) comprises an injection chamber (12...
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WO/2003/018995A1 |
The invention relates to a fuel-injection device (1) for internal combustion engines, comprising several fuel injectors (5), each mounted in a fuel-injection tubing (4). Each fuel injector (5) comprises a nozzle chamber (12) and a pilot ...
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WO/2003/018991A1 |
The fuel injection device is provided - for each cylinder of the internal combustion engine with a high-pressure fuel pump (10) with a working pumping chamber (22) and a fuel injection valve (12) connected thereto.The fuel injection valv...
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WO/2003/016705A1 |
The invention relates to a method of controlling the fuel injection to a combustion chamber (4), comprising the steps of: supplying fuel to a pump (2), which has a piston (7) reciprocating in the a cylinder (6), pressurizing the fuel by ...
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WO/2003/014555A1 |
A fuel injection method, comprising the steps of detecting a coil current value when a specified time (Tr) is passed after the driving of a solenoid for fuel injection is started, obtaining a correction value (Pr) for a pulse width based...
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WO/2003/012281A1 |
In a fuel feed system comprising a fuel feed passageway (19) providing communication between the fuel feeding device (10) of an internal combustion engine and a fuel tank (20), and a vapor return passageway (23) branching from somewhere ...
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WO/2003/008794A2 |
A method for controlling valve actuation comprises the steps of communicating at least one dithering signal to preload the valve. An event signal is then communicated. The dithering signal is altered based on the cycle time for the valve...
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WO/2003/006813A2 |
A device and a method for coupling a fluid rail (100) to injectors by a connector (300), the connector (300) having telescopic tube members (301, 302) extending between a first end and a second end, a sealing member (307) disposed betwee...
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WO/2003/004855A1 |
An oil activated fuel injector control valve (102), which reduces bouncing of the spool (112) and an impact of the spool on an open coil (116). This eliminates shot by shot variations in the fuel injector (100) as well as increasing the ...
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WO/2002/103197A1 |
The fuel injection device comprises a fuel high pressure pump (10) and a fuel injection valve (12) for a cylinder of the internal combustion engine. The high pressure pump (10) has a pump working chamber (22) and the fuel injection valve...
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WO/2002/101228A1 |
The invention relates to a valve for controlling fluids, especially a fuel injection valve, which comprises a valve member (3) disposed in a housing (11), for opening or closing the communication with a down-stream compartment (18). An a...
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WO/2002/099270A1 |
A fuel injection device comprising a pressure booster. The pressure booster comprises a displaceable piston (24) which can be impinged upon with pressure via a pressure booster chamber on the low pressure side in order to compress the fu...
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WO/2002/099268A1 |
The invention relates to a fuel injection device comprising a pressure amplifier. The pressure amplifier comprises a moving piston (24), for compressing the fuel for supply to an injector in a high-pressure side pressure amplification ch...
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