Manually operable self-closing valve

Details Manually operable self-closing valve Manually operable self-closing valve

1975-01-03

1976-07-27

Cline, William R.

Valves and valve actuation

Valve actuator is valve casing or extension thereof

Reciprocating valve

251348, 251320, 251342, F16K 3144

Patent

active

039715418

ABSTRACT:
A valve having two body members and elastic means connected therebetween to normally bias the valve into the closed condition. The valve is opened by pulling one body member away from the other, and it closes automatically upon release. Biasing spring means is likewise provided to insure positive sealing.

REFERENCES:
patent: 558034 (1896-04-01), Brown et al.
patent: 1037509 (1912-09-01), Moody
patent: 1189293 (1916-07-01), Robinson
patent: 1623866 (1927-04-01), Egenhoff
patent: 1764181 (1930-06-01), Raetz et al.
patent: 2095696 (1937-10-01), Hackel
patent: 2216921 (1940-10-01), Marvel
patent: 2623787 (1952-12-01), Smith
patent: 2925243 (1960-02-01), Griswold
patent: 2988323 (1961-06-01), Conrad
patent: 3530928 (1970-09-01), Swinney

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