Gasket disposed between an apparatus and a threaded coupling for

Details Gasket disposed between an apparatus and a threaded coupling for Gasket disposed between an apparatus and a threaded coupling for

1983-03-18

1984-09-04

Ward, Robert S.

Seal for a joint or juncture

Seal between relatively movable parts

Relatively rotatable radially extending sealing face member

277188A, 277207A, 285329, F16L 1504, F16J 1508

Patent

active

044693389

ABSTRACT:
A gasket disposed between a coupling for a pipe conveying high pressure fluid and an apparatus presenting a tapped hole in which the threaded part of the coupling is screwed, said gasket comprising a hoop made of hard, resistant material bearing by one of its two faces against the wall of the apparatus and presenting a bore in which are engaged, around the coupling, a seal member made of creepable, malleable material and a ring to be crimped made of ductile material having a wedge-shaped cross section, said ring being crimped inside the hoop when the coupling is screwed. The invention provides tightness of couplings screwed on an apparatus.

REFERENCES:
patent: 115463 (1871-05-01), Hall et al.
patent: 3186743 (1965-06-01), Russell
patent: 3437357 (1969-04-01), Rubin
patent: 3446508 (1969-05-01), Mayer
patent: 3891246 (1975-06-01), Hopper
patent: 3895831 (1975-07-01), Fisher

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