Thermo lock-n-seal tube end for polyethylene pipe

Details Thermo lock-n-seal tube end for polyethylene pipe Thermo lock-n-seal tube end for polyethylene pipe

1994-05-06

1994-12-27

Bradley, P. Austin

Pipe joints or couplings

With assembly means or feature

Molded joint facilitator

2853822, F16L 1314

Patent

active

053758900

ABSTRACT:
A tube end formed of any suitable material having the shape of a truncated cylinder that is forced over the end of a polyethylene pipe and prior or post heat-treated to provide a THERMO LOCK-N-SEAL.TM. interface between the OD of the polyethylene pipe and the ID of the tube end by melting a portion of the OD of the polyethylene tube sufficient to cause thermal plastic flow of the polyethylene into conformity with the surface of the ID of the tube end.

REFERENCES:
patent: 3314696 (1967-04-01), Ferguson et al.
patent: 4333672 (1982-06-01), Arthur et al.
patent: 4359812 (1982-11-01), Haag et al.
patent: 4997214 (1991-03-01), Reese
patent: 5110163 (1992-05-01), Benson et al.

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