Pipe coupling joint

Details Pipe coupling joint Pipe coupling joint

1983-02-07

1985-09-17

Callaghan, Thomas F.

Pipe joints or couplings

With casing, lining or protector

Lined

2853822, 285DIG16, F16L 1314

Patent

active

045416559

ABSTRACT:
Disclosed is a pipe coupling joint comprising an interference fit coupling of unthreaded pipe sections. The end of the outer pipe in a telescoped interference fit coupling is radially compressed to form a groove in the inner pipe. The crimped end is compressed into the groove to securely couple the pipe sections together. Lined pipe joints and methods and apparatus for forming the improved interference fit joint are also disclosed.

REFERENCES:
patent: 1497396 (1924-06-01), Wry
patent: 1889795 (1932-12-01), Smith et al.
patent: 2168631 (1939-08-01), Scott
patent: 2233471 (1941-03-01), Clements
patent: 2367206 (1945-01-01), Davis
patent: 2741498 (1956-04-01), Elliott
patent: 2821415 (1958-01-01), Race, Jr.
patent: 3068563 (1962-12-01), Reverman
patent: 3124874 (1964-03-01), Woolley
patent: 3131642 (1964-05-01), Geer et al.
patent: 3210102 (1965-10-01), Joslin
patent: 3338598 (1967-08-01), Kurtz
patent: 3343252 (1967-09-01), Reesor
patent: 3466738 (1969-09-01), Mount
patent: 3596939 (1971-08-01), Gibson
patent: 3893720 (1975-07-01), Moebius

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