Ball valve

Details Ball valve Ball valve

1989-07-10

1990-03-27

Fox, John

Valves and valve actuation

With means to increase head and seat contact pressure

Spring

251315, F16K 506

Patent

active

049114093

ABSTRACT:
There is disclosed a ball valve which includes a ball closure rotatably mounted within a cavity formed in a main portion of the valve body and spring pressed against a seat ring on one side of the ball closure, and an end portion of the valve body which is removably connected to the main portion to close an opening from the end of the cavity through which the ball closure, seat ring and spring may be removed.

REFERENCES:
patent: 4066240 (1978-01-01), Atkinson et al.
patent: 4147327 (1979-04-01), Moray
patent: 4750708 (1988-06-01), Yusko, Jr. et al.

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