Pipe joints or couplings – With assembly means or feature – Molded joint facilitator
Patent
1988-08-02
1990-04-10
Reese, Randolph A.
Pipe joints or couplings
With assembly means or feature
Molded joint facilitator
285 93, 24270, 24282, F16L 4702
Patent
active
049154176
ABSTRACT:
A joinder of thermoplastic pipes. Current is passed through a coil disposed between the pipes while a clamp is applied to the joinder. The clamp exerts a prevailing force. The coil is rotatable to facilitate alignment of its leads. The current from a power supply is preferably applied for the same time period for all joinder sizes, the current being adjusted to provide correct heat for various sizes.
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patent: 4684417 (1987-08-01), Grandclement
patent: 4718698 (1988-01-01), Hill
patent: 4770442 (1988-09-01), Sichler
Madormo Patrick
Sarno Russell J.
Flo-Control, Inc.
Knight Anthony
Mon Donald D.
Reese Randolph A.
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