Check valve

Details Check valve Check valve

1989-05-26

1991-12-10

Michalsky, Gerald A.

Fluid handling

Line condition change responsive valves

137177, 1372511, 210335, 604126, 604251, F16K 1700, A61M 538

Patent

active

050708996

ABSTRACT:
The disclosure describes a check valve comprising a structure for channeling a flow of a first fluid and first and second porous elements for permitting flow of the first fluid and substantially preventing flow of a second fluid. The first and second porous elements extend across the channeling structure, engaging and sealing against the channeling structure to define a pocket between the first and second porous elements. The pocket contains the second fluid.

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