Composite seal ring

Details Composite seal ring Composite seal ring

1978-03-15

1979-01-02

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277153, 277157, 277198, 277226, F16J 1512, F16J 1508

Patent

active

041323998

ABSTRACT:
A composite seal ring intended to be compressed between two surfaces which are to be applied against each other in a sealed manner, wherein the composite seal ring comprises firstly a metal seal ring comprising a core constituted by a spiral spring surrounded by a metal sheath which provides two peripheral lips projecting outwardly substantially in the mid-plane of the said metal seal ring, and secondly by a toroidal elastomer seal which surrounds the said metal seal ring, together with members for connecting the toroidal elastomer seal to the metal seal ring, said members being freely lodged between the projecting lips of the said metal seal ring and being rigidly lodged in a corresponding slot of the said toroidal elastomer seal.

REFERENCES:
patent: 1594838 (1926-08-01), Kegresse
patent: 1807567 (1931-05-01), Clark
patent: 3575428 (1971-04-01), Fuhrmann et al.

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