Sealing ring

Details Sealing ring Sealing ring

1979-02-12

1980-05-13

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277165, 277166, 277186, F16J 1532

Patent

active

042025559

ABSTRACT:
A sealing ring comprises a reinforcing ring composed of thermoplastic material and has at least one annular groove therein and a lip ring concentrically nested in the reinforcing ring and having a circular bead for each annular groove. The circular bead has the same profile as the annular groove and is set therein. Each bead has a profile which in the projecting portion is enlarged in the manner of a wedge extending essentially radially outwardly and a nominal diameter on which each bead is disposed is smaller than the nominal diameter of the associated groove.

REFERENCES:
patent: 3381970 (1968-05-01), Brown
patent: 3980309 (1976-09-01), Dechavanne
patent: 4053166 (1977-10-01), Domkowski
patent: 4141563 (1979-02-01), Wu

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