Thrust washer and combination seal and thrust washer

Details Thrust washer and combination seal and thrust washer Thrust washer and combination seal and thrust washer

1976-10-19

1979-09-04

Footland, Lenard A.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277212C, 277227, 3081871, F16J 1534

Patent

active

041666275

ABSTRACT:
A thrust washer having a backing layer of resilient material such as rubber or other elastomers and having, for example, a polytetrafluoroethylene bearing surface, which can include one or more integral sealing lips formed from the polytetrafluoroethylene bearing material. Another aspect of this invention is a unitary article including said resiliently-backed thrust washer in combination with a seal. This unitary article can be purchased and installed as a unit taking the place of four separate prior art elements that had to be purchased and installed separately.

REFERENCES:
patent: 3179424 (1965-04-01), Carson et al.
patent: 3428375 (1969-02-01), Martin
patent: 3479840 (1969-11-01), Meyers
patent: 3482844 (1969-12-01), McKinven
patent: 3494681 (1970-02-01), Anderson et al.
patent: 3545774 (1970-12-01), Rickley
patent: 3822890 (1974-07-01), Bourgeois
patent: 3844631 (1974-10-01), Otto et al.
patent: 3913924 (1975-10-01), Barefoot et al.
patent: 3951482 (1976-04-01), Blaydon et al.
patent: 3963248 (1976-06-01), Bainard

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