Sealing member with anti-extrusion means and protective coating

Details Sealing member with anti-extrusion means and protective coating Sealing member with anti-extrusion means and protective coating

1982-04-28

1983-10-25

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277 27, 277 32, 277152, F16J 1518, F16J 1546

Patent

active

044114397

ABSTRACT:
A sealing member for sealing between a member movable relative to a body or housing. An elastomeric material is mounted in a space formed between the movable member and the housing. The elastomer serves as an initial primary seal at lower pressure differentials, while structure is provided with the sealing member to inhibit elastomer creep or extrusion at increased pressures.

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