Anti-extrusion seals and packings

Details Anti-extrusion seals and packings Anti-extrusion seals and packings

1978-11-30

1980-08-26

Ward, Jr., Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277230, 277236, 277152, F16J 1522, F16J 1532

Patent

active

042192048

ABSTRACT:
A seal or packing, usable in static or dynamic applications, the seal or packing having a body section, and an anti-extrusion section contiguous and, preferably bonded, to at least a portion of said body section, the anti-extrusion section being comprised of a knitted material formed from interlocked filaments or wires, at least some of which are metallic in nature.

REFERENCES:
patent: 2446224 (1948-08-01), Frisby et al.
patent: 3719366 (1973-03-01), Pippert

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