Internal combustion engine valve

Details Internal combustion engine valve Internal combustion engine valve

1995-08-08

1997-03-18

Solis, Erick R.

Internal-combustion engines

Valve

Reciprocating valve

1231888, F01L 304

Patent

active

056113064

ABSTRACT:
There is provided an internal combustion engine valve having a body, a head, and a contact surface disposed on a head surface to be adapted to periodically enter into gas-sealing engagement with a valve seat, said contact surface being formed in alloy deposit welded to said valve head, by a high density energy beam such as a plasma beam or a laser beam, on said head surface, a cobalt based composition of said alloy deposit, measured at said contact surface, consisting essentially of

REFERENCES:
patent: 4117302 (1978-09-01), Earle et al.
patent: 4122817 (1978-10-01), Matlock
patent: 4300474 (1981-11-01), Livsey
patent: 5431136 (1995-07-01), Kenmoku et al.

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