Pipe restraining member

Pipe joints or couplings – Particular interface

Patent

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Details

285419, 285373, 285368, 285337, F16L 3500

Patent

active

051903245

ABSTRACT:
A pipe restraining member comprising a collar member, flanges disposed on the collar member for connecting the collar member to a support, the collar member and the support being adapted cooperatively to encircle a first pipe member, lugs disposed on the collar member for connecting the collar member to a collar assembly encircling a second pipe member, and discrete groups of protrusions extending inwardly from an inside surface of the collar member and adapted to engage an external surface of the first pipe.

REFERENCES:
patent: 2507261 (1950-05-01), Mercier
patent: 2738993 (1956-03-01), Wilson
patent: 3252192 (1966-05-01), Smith
patent: 3652110 (1972-03-01), Manton
patent: 3790194 (1974-02-01), Kimberley
patent: 4150848 (1979-04-01), Dryup
patent: 4336959 (1982-06-01), Roche
patent: 4372587 (1983-02-01), Roche
patent: 4568112 (1986-02-01), Bradley et al.
patent: 4583770 (1986-04-01), Kreku et al.
patent: 4898407 (1990-02-01), Zeidler

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