Double disc gate valve

Details Double disc gate valve Double disc gate valve

1986-06-09

1987-02-03

Walton, George L.

Fluid handling

Processes

Cleaning, repairing, or assembling

137315, 251178, 251195, F16K 4300, F16K 306, F16K 2500

Patent

active

046403027

ABSTRACT:
An improved double disc gate valve having sealing rings which engage the internal discs of the reciprocating gate and in which one of its discs and its sealing ring can be replaced with only partial disassembly of the valve.

REFERENCES:
patent: 1189950 (1916-07-01), Hunter
patent: 1257020 (1918-02-01), Patterson
patent: 1324351 (1919-12-01), Haynes
patent: 1632220 (1927-06-01), Demarest
patent: 1763029 (1930-06-01), Wilson
patent: 1991006 (1935-02-01), Wilson
patent: 2443929 (1948-06-01), Patterson
patent: 3504885 (1970-04-01), Hulsey
patent: 3542338 (1970-11-01), Scaramucci
patent: 4440381 (1984-04-01), Tipton, Jr.

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