Valve assembly for pipeline

Details Valve assembly for pipeline Valve assembly for pipeline

1986-06-06

1988-04-12

Chambers, A. Michael

Fluid handling

Systems

Flow path with serial valves and/or closures

251309, F16K 1518

Patent

active

047367717

ABSTRACT:
A valve assembly for a pipeline has a rotatable sleeve within a chamber which houses obturator means such as a check valve assembly. The chamber and sleeve have through passages which can be brought into and out of register by rotating the sleeve. Thus the chamber can be isolated from the pipeline, and the obturator can be serviced and/or removed and replaced.

REFERENCES:
patent: 1689296 (1928-10-01), Redding
patent: 2151098 (1939-03-01), Greenwood
patent: 3348569 (1967-10-01), Forye
patent: 3363650 (1968-01-01), Scaramucci
patent: 3474818 (1969-10-01), Hartman
patent: 3763890 (1973-10-01), Wolf
patent: 4230154 (1980-10-01), Kolbfleish

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