High pressure shaft seal with low-friction lip liner

Details High pressure shaft seal with low-friction lip liner High pressure shaft seal with low-friction lip liner

1984-05-30

1985-03-12

Ward, Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 50, 277166, F16J 1534

Patent

active

045040672

ABSTRACT:
A lip type bonded shaft seal adapted to seal against substantial fluid pressure. The seal includes a low-friction liner bonded to a sealing portion of an elastomeric element which is bonded to a U-shaped metal shell which helps to support the sealing lip portion. The low-friction liner is not bonded to any part of the metal shell.

REFERENCES:
patent: 2804324 (1957-08-01), Stallings
patent: 2804325 (1957-08-01), Riesing
patent: 3495843 (1970-02-01), Andersen et al.
patent: 4131285 (1978-12-01), Denton et al.

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