Valve assembly for internal-combustion engines

Details Valve assembly for internal-combustion engines Valve assembly for internal-combustion engines

1990-02-12

1990-12-18

Cross, E. Rollins

Internal-combustion engines

Valve

Valve head cooperates with manifold

123 9024, 123188SB, F01L 300

Patent

active

049778692

ABSTRACT:
Valve assembly (22) intended for closing a combustion chamber (14) of an internal-combustion engine and comprising a valve (36) and a valve seat (42), the valve lifting off from its seat in order to open the combustion chamber (14) by moving away from the latter.
According to the invention, the valve seat (42) is designed to move relative to the combustion chamber (14) under the effect of the pressure prevailing in this chamber and thereby to reinforce the closing of the valve assembly.

REFERENCES:
patent: 2424738 (1947-07-01), Bronander
patent: 3168083 (1965-02-01), Buchanan
patent: 3289658 (1966-12-01), Surovek, Sr.

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