Seal arrangement

Details Seal arrangement Seal arrangement

1989-05-26

1990-12-25

Shoap, Allan N.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

137375, 251172, 277 34, 277 71, 277 79, 277177, 277205, 277209, F16J 1516, F16L 700, F16K 2500

Patent

active

049797565

ABSTRACT:
A ring seal on moved machine parts, in particular for use on a rotary slide valve, is proposed, which is formed by a pressurized annular channel (11) with a ring seal (12). In a connection flange (10), for this purpose an annular channel (11), parallel to the center axis (19), is formed with a pressure space (15) for pressurization of the ring seal (12).

REFERENCES:
patent: 1990309 (1935-07-01), Phillips
patent: 3463448 (1969-08-01), Piccardo
patent: 3508738 (1970-04-01), Atkinson et al.
patent: 3542072 (1970-11-01), Harris et al.
patent: 3580540 (1971-05-01), Heinen
patent: 3584641 (1971-06-01), Milleville et al.
patent: 3867958 (1975-02-01), Turnwald
patent: 4269218 (1981-05-01), Sudo
patent: 4381114 (1983-04-01), Vanderford, Jr.
patent: 4384724 (1983-05-01), Derman
patent: 4545408 (1985-10-01), Sonneborn
patent: 4714234 (1987-12-01), Falk et al.
patent: 4747578 (1988-05-01), Kivipelto et al.

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