Inversion-resistant tide gate valve

Details Inversion-resistant tide gate valve Inversion-resistant tide gate valve

1985-07-12

1986-04-29

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

137847, 137850, F16K 1516

Patent

active

045850313

ABSTRACT:
An inversion-resistant tide gate valve includes a multiple-ply sleeve, and a rigid support member embedded therein to prevent the sleeve from sagging and to impart strength to the sleeve to prevent inversion.

REFERENCES:
patent: 171817 (1876-01-01), Kahl
patent: 2647728 (1953-08-01), Smith
patent: 3983900 (1976-10-01), Airhart
patent: 4492253 (1985-01-01), Raftis

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