Pipe joints or couplings – With fluid pressure seal – With separate – encased pipe-gripping means
Patent
1992-01-10
1993-06-15
Arola, Dave W.
Pipe joints or couplings
With fluid pressure seal
With separate, encased pipe-gripping means
285231, 285374, F16L 2108
Patent
active
052191893
ABSTRACT:
Composite gasket for locked assembly between a first pipe T1 with a socket 15 and a second pipe T2 with a spigot 20.
The gasket G comprises locking inserts 7 with a nose 11 for catching on the spigot 20. The inserts 7 are capable of an angular movement varying their inclination relative to the axis X--X of the gasket G.
The invention is used for the locking of pipes having wide diametral production tolerances.
REFERENCES:
patent: 3963298 (1976-06-01), Seiler
patent: 4229026 (1980-10-01), Seiler
patent: 4848805 (1989-07-01), Bucha et al.
Demoisson Jacques
Hussard Michel
Percebois Alain
Arola Dave W.
Pont-A-Mousson S.A.
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