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Patent Searching and Data


Matches 151 - 200 out of 3,321

Document Document Title
WO/2005/124144A1
The invention concerns a pump injector (1) for compressing fuel, then injecting same into the combustion chamber of an internal combustion engine cylinder during a main injecting phase, said pump injector (1) comprising a needle (7) the ...  
WO/2005/124145A1
The invention relates to a fuel injection device of an internal combustion engine, comprising a plurality of cylinders and, according to the number of cylinders, at least one local pump element (1) pertaining to a pump-nozzle unit or a p...  
WO/2005/121545A1
The invention relates to a pump-nozzle unit (1) wherein a pressurised channel (7) is supplied with fuel via a supply channel (6) and a control valve (4), by means of a fuel pump (5). Said pressurised channel (7) is coupled to a pre-stres...  
WO/2005/116441A1
The fuel injection valve comprises a valve body (20) wherein an injection valve member (30) is displaceably arranged in a bore hole (22) and controls at least one injection opening (24) with the end area thereof facing the combustion cha...  
WO/2005/113975A1
A fuel injection valve (1) with an integrated igniting device (38, 39, 41, 42) comprises a first pair of electrodes (38, 39) for igniting fuel directly injected into a combustion chamber of an internal combustion engine via discharge ope...  
WO/2005/108771A1
The invention relates to a method for controlling a fuel-injection valve comprising a piezoelectric actuator as the valve member, the latter releasing or sealing a connection to a chamber that is located downstream, an electric actuating...  
WO/2005/106231A1
A fuel injection valve (10) with a pressure boosting unit is provided in an engine (1), and boosted pressure fuel injection is performed by increasing a pressure of fuel supplied to a fuel injection valve from a common rail (3). An ECU (...  
WO/2005/098228A1
A control a control for an injector includes an energizing device actuated by a fluid pressure during an injection event to provide a monitoring voltage. The control unit is used with an injector and is capable of monitoring the variable...  
WO/2005/095786A1
The invention relates to a unit injector system, in which a valve member (21) and an armature (41) of a solenoid valve (5) are interconnected in a fixed manner, thus improving the dynamic behaviour of the solenoid valve (5) and simplifyi...  
WO/2005/093247A1
A pressure boosting unit (110) is provided in each fuel injection valve of an engine (1). A pressure of fuel to be supplied to the fuel injection valve from a common rail (3) is boosted as required. An ECU (20) causes low pressure inject...  
WO/2005/088115A1
Hydraulically driven pump-injector for diesel engines with locking device of the nozzle needle in which diesel fuel is used as acting fluid, comprises: a body; a pressure intensifier; a return mechanism for piston and plunger; a distribu...  
WO/2005/078271A1
Actuating mechanism for hydraulically driven pump-injectors for internal combustion engines specifically for diesels, which in order to reduce dimensions of pump-injector body, comprises pressure intensifier with several power pistons an...  
WO/2005/075811A1
The invention relates to a fuel injector for injecting fuel into a combustion chamber (30) of a combustion engine, comprising an injector body (2) and a nozzle holder (3) in which an injection valve member (5) is movably lodged, said mem...  
WO/2005/069885A3
A control valve for an injector includes a spool valve assembly having a spool moveable between an open position and a closed position. The spool has a first hydraulic surface and a second hydraulic surface. A first chamber is in fluid c...  
WO/2005/071252A1
Hydraulically driven pump-injector for internal combustion engines with hydromechanical return of the power piston (1) via an auxiliary cavity (13).  
WO/2005/069885A2
A control valve for an injector includes a spool valve assembly having a spool moveable between an open position and a closed position. The spool has a first hydraulic surface and a second hydraulic surface. A first chamber is in fluid c...  
WO/2005/068822A1
A fuel supply pump suitably used for a pressure accumulation fuel injection device of a pressure intensifying type and a tappet structure body suitable for the pump. A tappet structure body that has a roller and a tappet body section for...  
WO/2005/068823A1
A fuel supply pump suitably used for a pressure accumulation fuel injection device of a pressure intensifying type and a tappet structure body suitable for the pump. A fuel supply pump having, in a pump housing, plunger barrels, plungers...  
WO/2005/066485A1
A fuel injector having a piezoelectric actuator. A needle valve is mounted in the injector body and has an opening hydraulic surface substantially surrounded by a high-pressure fuel line in fluid communication with a high-pressure fuel c...  
WO/2005/061884A1
A pump/nozzle device comprises a pump, which has a plunger and a working chamber, and a valve with a valve element, which controls the hydraulic coupling of a working chamber to a discharge channel hydraulically coupled to the working ch...  
WO/2005/061881A1
An electrical connector (10, 200) for an electrically operated fuel injector assembly (12, 150, 202) has a bracket assembly (14, 206) with a male plug (56, 222), at least one electrical conductor (38, 40, 214, 216), and a spring clip (16...  
WO2005033251A3
This invention sets forth a commercially viable diesel combustion system that meets environmentally acceptable levels of NOx emissions (i.e. 0.2g/bhp-hr or lower across a full map of engine speeds and loads) without the need for use of N...  
WO/2005/059351A1
Disclosed is an electromagnetically controlled connecting unit for controlling the passage of a fluid-conducting junction between the high-pressure system and the low-pressure system of a cam-actuated injection system in a self-igniting ...  
WO/2005/059337A1
The invention relates to a valve having a drive mechanism (24) configured as a piezo actuator, comprising a valve member (231), a valve body (237) and a valve seat (234). In order to control the valve, the valve member is controlled at a...  
WO/2005/054656A1
An accumulator fuel system for an internal combustion engine having a plurality of engine cylinders, includes an accumulator fuel volume (12; 112) for supplying high pressure fuel to one or more of a plurality of injectors (10) of the fu...  
WO/2005/054655A2
A method for controlling injection rate and injection pressure of an electromagnetic fuel injector assembly having a pressure balanced control valve including a solenoid and a valve member subject to the pressure developed by the injecto...  
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...  
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...  
WO/2005/047687A1
Systems and methods for reducing engine emissions in a locomotive are presented. In an embodiment, a fuel injector or a fuel injection pump of a fuel injection mechanism includes a plunger (110) with an upper helix (180) whose angle chan...  
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 ...  
WO2004061287A3
An electromagnetic actuator for a fluid pressure control valve in a fuel injector for an internal combustion engine is disclosed. The fuel injector comprises a control module including a fuel pressure control valve; an armature connected...  
WO/2005/040598A1
Disclosed is a valve comprising a valve member (72) that is guided so as to be movable in the direction of the longitudinal axis (73) thereof, extends into a valve pressure chamber (77), and is provided with a sealing surface (81) on a f...  
WO/2005/038238A1
A skipfire control system for use in a locomotive engine includes a plurality of skipfire mechanisms (38). Each skipfire mechanism (38) is operatively associated with a respective injector rocker arm (20) of the plurality of cylinders (1...  
WO/2005/033251A2
This invention sets forth a commercially viable diesel combustion system that meets environmentally acceptable levels of NOx emissions (i.e. 0.2g/bhp-hr or lower across a full map of engine speeds and loads) without the need for use of N...  
WO/2005/026524A1
The fuel injection system for internal combustion engines comprises at least one hydraulically actuated intensifier-injector with inlet (13) and outlet (14) cavities for actuating fluid, one or more interconnected manifolds [rail(s)&rsqb...  
WO2004076842A3
A fuel injector pump in a direct-injection fuel delivery system for an internal combustion engine including a solenoid valve for controlling transfer of fluid from a high pressure chamber to a fuel injector nozzle. A supply passage and a...  
WO/2005/019632A2
A control valve has a control valve body with a bore and a plurality of fluid connections. A spool valve assembly is moveable within the bore between a first position and a second position. The spool valve assembly has a first hydraulic ...  
WO/2005/019632A3
A control valve has a control valve body with a bore and a plurality of fluid connections. A spool valve assembly is moveable within the bore between a first position and a second position. The spool valve assembly has a first hydraulic ...  
WO/2005/017343A1
The invention relates to a high-pressure pump for a fuel injection system of a diesel engine, which is provided with a pressure element-piston unit with convex-concave paired front faces (19) of both parts of the unit and in which the fr...  
WO2004079179A3
A fuel injector for an internal combustion engine has multiple control valves with a single valve actuator. The valves may be packaged in an injector assembly with an economy of space and a simplified assembly procedure during manufactur...  
WO/2005/015001A1
The invention relates to a servo valve for actuating a pressure intensifier (2), to which a fuel injector (9) is assigned. Said pressure intensifier (2) comprises a working space (4), which is separated from a differential pressure space...  
WO/2005/015002A1
The invention relates to a servo valve (3) for a fuel injector (1), comprising a pressure exchanger (2) having a working chamber (7) and a differential pressure chamber (8) which are separated by means of a pressure relay piston (10, 11)...  
WO/2005/015000A1
The invention relates to a fuel injector comprising a pressure intensifier (3) that is supplied with high-pressure fuel from a pressure source (1). A working chamber (4) of the pressure intensifier (3) is separated from a differential pr...  
WO/2005/010346A1
A control valve module (14') for a fuel injector assembly (10) has a conduit arrangement where a high-pressure passage (108) has a first portion (110) extending linearly between an annulus (106) surrounding the control valve cylinder (42...  
WO/2005/010347A1
The invention relates to a connection point of a space (4), which is subjected to the action of high pressure, in a highly pressurized body (11) of a high-pressure injection system for fuel to a boring (12) extending through the body (11...  
WO2004064083A3
An electromagnetic actuator for a fluid pressure control valve in a fuel injector for an internal combustion engine is disclosed. The actuator comprises a valve body having an opening therein and a bore extending at least partially there...  
WO/2005/001280A1
The invention relates to a fuel-injection system (1) for an internal combustion engine, comprising: at least one injector (3) for injecting fuel into a combustion chamber of a motor, said injector having a high-pressure connection (10), ...  
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...  
WO2004092558A3
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 ...  
WO2004092570A3
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 ...  

Matches 151 - 200 out of 3,321