Fire resistant seal

Details Fire resistant seal Fire resistant seal

1985-12-20

1987-02-17

Arola, Dave W.

Pipe joints or couplings

With fluid pressure seal

Flexible lip

285373, 285910, 285187, 277 26, F16L 1706

Patent

active

046434615

ABSTRACT:
A seal assembly for incorporation into a pipe coupling has a fire-ring which is adapted to seal against the juxtaposed ends of pipes and provide a substantial seal between the pipe ends in the event that the body of the elastomeric seal is subjected of thermal destruction.

REFERENCES:
patent: 3869132 (1975-03-01), Taylor et al.

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