Vacuum/pressure seal method and apparatus

Details Vacuum/pressure seal method and apparatus Vacuum/pressure seal method and apparatus

1995-07-26

1997-08-05

Cuchlinski, Jr., William A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 1, 277 3, 277226, 277207A, 277207R, 277208, 215270, 215271, F16J 1532, F16L 5510

Patent

active

056534477

ABSTRACT:
A vacuum/pressure seal method and apparatus including a closure for a vacuum/pressure chamber which includes the use of a flexible fin between the chamber and a closure member, which fin depends angularly toward the direction of greater pressure between a chamber opening surface and a closure member surface.

REFERENCES:
patent: 2882073 (1959-04-01), James
patent: 3048415 (1962-12-01), Shook
patent: 3578027 (1971-05-01), Zopfi
patent: 4343480 (1982-08-01), Vassallo

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