Unitized, grease-purgeable seal

Details Unitized, grease-purgeable seal Unitized, grease-purgeable seal

1977-04-28

1978-08-15

Smith, Robert I.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277152, F16J 1532

Patent

active

041067819

ABSTRACT:
A unitized, grease-purgeable shaft seal including a wear sleeve and an elastomeric member having an inner sealing element extending toward the wear sleeve on one side of a wear sleeve flange and having an outer sealing element extending toward the wear sleeve on the other side of the flange whereby the seal is unitized. Each of the sealing elements includes an outwardly facing sealing lip, whereby the seal is grease purgeable.

REFERENCES:
patent: 3561770 (1971-02-01), Corsi
patent: 3792712 (1974-02-01), Howe et al.
patent: 3869181 (1975-03-01), Barber
patent: 3963248 (1976-06-01), Bainard

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