Engine valve

Details Engine valve Engine valve

1994-05-09

1995-08-15

Yuen, Henry C.

Internal-combustion engines

Valve

Reciprocating valve

12318811, 2988846, F01L 304

Patent

active

054410240

ABSTRACT:
This invention relates to a novel valve useful in internal combustion engines and other engines having improved wear and corrosion properties. The valve has a uniform coating thereon containing nickel and having a thickness not exceeding 0.000500 inches. The coating must be substantially uniform in thickness throughout its extension.

REFERENCES:
patent: 3911875 (1975-10-01), Ysberg
patent: 4465040 (1984-08-01), Pelizzoni
patent: 4746375 (1988-05-01), Iacovangelo
patent: 4811701 (1989-03-01), Buhl et al.
patent: 4905658 (1990-03-01), Pfefferle
patent: 5190002 (1993-03-01), Wietig
patent: 5370364 (1994-12-01), Kenmoku

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