Seal for a joint or juncture – Seal between relatively movable parts – Relatively rotatable radially extending sealing face member
Patent
1977-12-12
1979-05-22
Ward, Jr., Robert S.
Seal for a joint or juncture
Seal between relatively movable parts
Relatively rotatable radially extending sealing face member
277 75, 277 63, 277152, 277165, 277206R, 92182, 92244, F16J 1532, F16J 1548
Patent
active
041555570
ABSTRACT:
An annular seal having first and second annular end faces extending substantially perpendicular to the axis of symmetry of the seal, said annular end faces being connected to each other by two axially extending surfaces each having the same axis of symmetry as the seal, one of said axially extending surfaces defining at least in part the surface of a lobe having a summit region, and at least a first of said annular end faces being shaped to define an annular recess.
REFERENCES:
patent: 2211455 (1940-08-01), Caldwell
patent: 2684262 (1954-07-01), Neesen
patent: 2926035 (1960-02-01), Peickii et al.
patent: 3127185 (1964-03-01), Evans
patent: 3942806 (1976-03-01), Edlund
Dunlop Limited
Ward, Jr. Robert S.
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