Shutoff device

Details Shutoff device Shutoff device

1978-04-10

1980-03-04

Cohen, Irwin C.

Valves and valve actuation

Tube compressors

Fluid pressure actuated

138119, 138121, 251 24, F16K 707

Patent

active

041913582

ABSTRACT:
A shutoff device comprising a substantially tubular-shaped housing within which there is fixed at its ends an elastic hose body. The hose body extends in the lengthwise direction of the housing and forms a closable throughpassage which flow communicates an inlet opening of the housing with its outlet opening. The inner wall of the housing and the hose body bound a substantially ring-shaped pressure compartment into which opens a conduit connection arranged at the housing. The hose body has a number of folds which extend essentially parallel to one another.

REFERENCES:
patent: 2746709 (1956-05-01), Minor
patent: 3235064 (1966-02-01), Frost
patent: 3918674 (1975-11-01), Sutter

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