Internal combustion engine with spark ignition and direct...

Details Internal combustion engine with spark ignition and direct... Internal combustion engine with spark ignition and direct...

2005-06-21

2005-06-21

Gimie, Mahmoud (Department: 3747)

Internal-combustion engines

Precombustion and main combustion chambers in series

Having combustible mixture forming means

C123S279000

Reexamination Certificate

active

06907856

ABSTRACT:
The invention relates to an internal combustion engine with spark ignition and direct fuel injection. The inventive engine comprises: a cylinder; a cylinder head; a piston which is mounted to slide in the cylinder; a combustion chamber which is defined in the cylinder between the cylinder head and the piston; a fuel injector which opens into the combustion chamber; a spark plug; inlet and exhaust valves; and a fuel injection pump which supplies the injector with a flow of pressurized fuel. According to the invention, the pressure of the fuel flow supplied to the injector exceeds 300 bar and, preferably, reaches or exceeds 500 bar.

REFERENCES:
patent: 2682862 (1954-07-01), Camner
patent: 4721081 (1988-01-01), Krauja et al.
patent: 5685273 (1997-11-01), Johnson et al.
patent: 5771857 (1998-06-01), Willi
patent: 5813385 (1998-09-01), Yamauchi et al.
patent: 5992353 (1999-11-01), Posselt
patent: 6575132 (2003-06-01), Ernst et al.
patent: 197 04 640 (1998-08-01), None
patent: 100 07 659 (2001-09-01), None
patent: 1 136 685 (2001-09-01), None

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