Search International and National Patent Collections

1. (WO2007000182) FUEL INJECTOR ASSEMBLY AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH AN ASSEMBLY

Pub. No.:    WO/2007/000182    International Application No.:    PCT/EP2005/007899
Publication Date: Jan 4, 2007 International Filing Date: Jun 28, 2005
IPC: F02M 57/02
F02M 59/10
F02M 63/02
Applicants: RENAULT TRUCKS
MILLET, Guillaume
HEDNA, Mourad
Inventors: MILLET, Guillaume
HEDNA, Mourad
Title: FUEL INJECTOR ASSEMBLY AND INTERNAL COMBUSTION ENGINE COMPRISING SUCH AN ASSEMBLY
Abstract:
This fuel injector assembly (1) is used to inject fuel into a combustion chamber (52) of an engine. It comprises a needle control unit (14) adapted to actuate a needle (15) to deliver fuel to the chamber (52), an amplifier unit (13) adapted to increase the pressure of a quantity of fuel coming from an accumulator (3) of fuel under pressure and a cam (4) driven feeder unit (12) adapted to feed the accumulator (3) with fuel under pressure. No external pump is needed to feed the accumulator (3).