Apparatus for making pipe coupling joint

Details Apparatus for making pipe coupling joint Apparatus for making pipe coupling joint

1980-11-18

1983-12-06

Jones, Jr., James L.

Metal working

Means to assemble or disassemble

Coupling to conduit

2924352, 292835, B23P 1904

Patent

active

044184581

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: 3717920 (1973-02-01), Oliver et al.
patent: 3727289 (1973-04-01), Beindmann et al.
patent: 3824665 (1974-07-01), Saito
patent: 3848451 (1974-11-01), Allin
patent: 3921281 (1975-11-01), Hattori et al.
patent: 4057882 (1977-11-01), Boeumer
patent: 4189817 (1980-02-01), Moebius

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