About 13 results
https://drivepatents.com/patents/952524 · 14 Jan 2015
Fuel injection valve 1 for internal combustion engines for injecting fuel under high pressure with a pressure chamber 22 formed in a nozzle body 2, in which a nozzle needle 3 is arranged to be longitudinally displaceable, wherein the nozzle needle 3 throug...
https://drivepatents.com/patents/973764 · 11 Jun 2014
The fuel injection valve has housing (1) in which a pressure space (5) is formed which is filled with fuel under high pressure. A nozzle needle (7) is arranged in the pressure chamber. The flow of fuel from the pressure chamber is controlled at an injectio...
https://drivepatents.com/patents/975718 · 23 Apr 2014
An injection nozzle (10) for injecting fuel into a combustion chamber of an internal combustion engine is disclosed. The injection nozzle comprises a nozzle body (12) having a valve needle (16) received in a bore (14) and a restrictive element (28) being m...
https://drivepatents.com/patents/997303 · 10 Oct 2012
A common rail fuel injection system may include a common rail (12) adapted to be supplied with a fuel under high pressure, at least one fuel injector (16) with an injection valve, whose upstream side is connected to the common rail (12) via a fuel supply l...
https://drivepatents.com/patents/1013063 · 11 May 2011
A fuel injector (100; 200; 300) for an internal combustion engine is disclosed. The injector includes a slave piston (130; 230; 330) provided with a control bore (144; 244; 344) and associated with a valve needle (110; 210; 310), such that movement of the ...
https://drivepatents.com/patents/1072650 · 9 Nov 2005
A fuel injector (FI) (3) has a control valve (CV) (27) for activating/deactivating the FI's pressure intensifier (5). The CV is designed as a directly controlled magnetic valve with its magnetic coil (38) fed by two or more triggering current levels differ...
https://drivepatents.com/patents/1072643 · 9 Nov 2005
A fuel injector (3) has an injection valve element (IVE) (18). A multistage operating valve (MSOV) (30) has a control valve (32) designed as a servo valve operated by an activating valve (31). The MSOV controls a pressure intensifier (5) and the IVE. Diffe...
https://drivepatents.com/patents/1074142 · 14 Sep 2005
The common rail fuel injector (1) is used in the engine of a road vehicle. It has a tapered cylinder (60) fitting inside an injector housing (10). It has a cylindrical bore accommodating a piston (30). The conical upper end of the piston (32,33) fits into ...
https://drivepatents.com/patents/1102019 · 4 Sep 2002
The fuel injector for a motor vehicle engine has a control valve assembly (60) with at least two solenoid valves having a single actuator (64). Each valve (63,73) can move against a return drive between two positions. One valve is moved by the actuator and...
https://drivepatents.com/patents/1105049 · 24 Apr 2002
A fuel system for use in an internal combustion engine, the fuel system comprising a source (10) of high pressure fuel for supplying fuel through a single fuel supply path (14) to an injector (12) for injecting fuel, a first valve arrangement (16) for cont...