Matches 1 - 21 out of 21
Match Document Document Title
7395812 Fuel-injection system for an internal-combustion engine  
The injection system comprises a high-pressure pump ( 7 ) with variable flowrate, having a number of pumping elements ( 18 ) actuated with reciprocating motion and provided each with a...
EP1736662B1 Check valve, especially for a high pressure pump of a fuel injection device for an internal combustion engine  
EP1636488B1 CHECK VALVE, ESPECIALLY FOR A HIGH PRESSURE PUMP OF A FUEL INJECTION DEVICE FOR AN INTERNAL COMBUSTION ENGINE  
Abstract not available for EP1636488 Abstract of corresponding document: US2006039811 A check valve having a valve housing inserted into a receptacle in which housing a pistonlike valve member is...
7290559 Check valve for a high-pressure pump of a fuel injection system for an internal combustion engine  
A check valve having a valve housing inserted into a receptacle in which housing a pistonlike valve member is guided longitudinally displaceably and cooperating with a valve seat on the valve...
7198034 Method and system for the direct injection of fuel into an internal combustion engine  
A method and system for the direct injection of fuel into an internal combustion engine, according to which a high-pressure pump with a variable flow rate supplies the fuel to a common rail, which...
7198033 Fuel supply system of internal combustion engine  
A high-pressure pump is formed with a secondary suction passage, which branches from a fuel suction passage and communicates with a pump chamber. Check valves for preventing a backflow of fuel are...
7152583 High-pressure fuel pump  
A simple structured high-pressure fuel pump. A fuel pump comprises a reciprocably-supported cylinder, a pressurizing chamber using part of the outer surface of the cylinder as the wall surface...
EP1515038A1 Fuel system for an internal combustion engine  
The internal combustion engine fuel supply uses a pump (24) in an inner chamber (22) in the fuel tank (18). The pump draws fuel through an inlet filter (26) and passes it through a non-return valve...
6729309 Fuel-injection system comprising pressure regulation in the return line  
A common rail fuel injection system in which the pressure in the return line is controlled as a function of the delivery pressure of the presupply pump. This improves the operating behavior of a...
6688291 High-pressure fuel supply system  
A high-pressure fuel supply system can reduce the generation of noise upon opening and closing of an electromagnetic valve. The electromagnetic valve ( 100 ) of the high-pressure fuel supply system...
6672285 Suction controlled pump for HEUI systems  
A HEUI system uses a fixed displacement, radial piston pump to provide a generally constant pump flow of high pressure hydraulic fluid over the operating speed range of the radial piston pump to...
6668801 Suction controlled pump for HEUI systems  
A HEUI system uses a fixed displacement, piston pump to provide a generally constant pump flow of high pressure hydraulic fluid over the operating speed range of the pump to minimize parasitic...
6651630 High pressure fuel pump  
In order to provide a method for high volume and high pressure operation of a variable delivery type single cylinder plunger pump, the displacement of the piezoelectric element 20 is magnified by...
6647965 Pump assembly and method  
A pump assembly and method for an internal combustion engine includes a high-pressure pump for pressurizing oil used to actuate fuel injectors or other devices, a hydraulic inlet throttle valve, a...
6615807 Method and apparatus for cooling a fuel injection system  
A method for cooling a fuel injection system and fuel injection systems are proposed that improve the hot-starting performance of the internal combustion engine.
6564776 Fuel injection system  
Disclosed is a fuel injection system, in particular a common rail system, for fuel delivery in internal combustion engines, in particular diesel engines of commercial vehicles, with a low pressure...
6554590 High pressure pump  
A high pressure pump includes a cylinder body. The cylinder body has a cylinder and a valve recess communicated with the cylinder. A cover is attached to the cylinder body to surround the valve...
6510843 Valve system for controlling the fuel intake pressure in a high-pressure pump  
The capacity of a high-pressure pump ( 6 ) is regulated by a valve system including a variable-capacity on-off valve ( 23 ) and an overpressure valve ( 31 ). The overpressure valve has a valve body...
6439199 Pilot operated throttling valve for constant flow pump  
A pilot operate, throttling valve is provided for a pump that has inlet valving sufficient to permit the pump to operate with charged fluid at a varying inlet pressure. The throttling valve...
6422212 On-off valve in a fuel injection system for internal combustion engines  
A fuel injection system has a low-pressure pump for withdrawing fuel from a tank and a high-pressure pump, which is supplied by the low-pressure pump and has camshaft-actuated pump elements. An...
6422203 Variable output pump for gasoline direct injection  
An electronic engine management unit includes means for actuating each injector individually at a selected different time, and for a prescribed interval, during each cycle of the engine. A high...
Matches 1 - 21 out of 21