Oil seal ring

Details Oil seal ring Oil seal ring

1996-11-27

1999-03-16

Harrison, Robert H.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277935, 277936, 277938, 277946, F16J 928, F16J 1550

Patent

active

058820124

ABSTRACT:
An oil-submerged sliding member which has a good sealability and wear resistance and low attack to the mating member and which can be used with either a soft or a non-soft mating member. It is made from a resin composition comprising 30-88% by weight of a crosslinked polyallylene sulfide resin having a melt viscosity of 2000-5000 poise at 300.degree. C., 10-45% by weight of a carbon fiber, and 2-25% by weight of recycled polytetrafluoroethylene resin powder, and if required, not more than 10% by weight of molybdenum disulfide. Also, oil seal rings comprising the oil-submerged sliding member.

REFERENCES:
patent: 3919448 (1975-11-01), Dufresne
patent: 4098515 (1978-07-01), Sakata
patent: 5124397 (1992-06-01), Kanazawa et al.
patent: 5628519 (1997-05-01), Kakehi
patent: 5733995 (1998-03-01), Kimura et al.

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