One-way valve

Details One-way valve One-way valve

1989-04-06

1990-10-30

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

604247, F16K 1514

Patent

active

049661973

ABSTRACT:
A one-way valve comprising flat resilient members in face-to-face relationship which are bonded upon two generally parallel tracks defining a passageway therebetween, where the tracks have a tortuous profile along their inner edges.

REFERENCES:
patent: 3463159 (1969-08-01), Heimlich
patent: 3491791 (1970-01-01), Polk
patent: 4416308 (1983-11-01), Bower
patent: 4708167 (1987-11-01), Koyanagi

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