Direct injection internal combustion engine

Details Direct injection internal combustion engine Direct injection internal combustion engine

2005-03-15

2005-03-15

Kwon, John T. (Department: 3747)

Internal-combustion engines

Combustion chamber

Having coating or liner

C123S669000, C123S188100

Reexamination Certificate

active

06866031

ABSTRACT:
An internal combustion engine, especially an Otto engine, with intake valves and with a fuel injector, which is arranged and designed so that it injects the fuel directly into a combustion chamber of working cylinders of the internal combustion engine. At least in the region of the neck, the intake valves have a surface that is designed to counteract the formation of carbon deposits.

REFERENCES:
patent: 4905658 (1990-03-01), Pfefferle
patent: 5339629 (1994-08-01), Winberg et al.
patent: 6629516 (2003-10-01), Minemi et al.

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