Pipe joints or couplings – Movable jaw – Wedge bushing
Patent
1980-01-24
1981-12-08
Arola, Dave W.
Pipe joints or couplings
Movable jaw
Wedge bushing
285347, F16L 2106
Patent
active
043044263
ABSTRACT:
A pipe fitting including a socket having a bore and an opening communicating with the bore. Means within the bore defining a surface inclined to the axis of the bore. Movable clamping means provided to abut the inclined surface whereby to clamp a pipe upon movement of the pipe outwardly of the bore, tubular means within the bore located between the movable clamping means and the opening. The tubular means fitting over the pipe first sealing means between the pipe and the tubular means and second sealing means between the tubular means and the socket.
REFERENCES:
patent: 3653689 (1972-04-01), Supy
patent: 3743326 (1973-07-01), Courtot
patent: 3884513 (1975-05-01), Gassert
patent: 3909046 (1975-09-01), Legris
patent: 4021062 (1977-05-01), Mariaulle
patent: 4123090 (1978-10-01), Kotsakis
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