Pipe joint and seal

Details Pipe joint and seal Pipe joint and seal

1994-07-01

1996-06-04

Arola, Dave W.

Pipe joints or couplings

With assembly means or feature

Thread-cutting means

285334, 285350, 285355, F16L 3500

Patent

active

055226248

ABSTRACT:
A threaded pipe joint including an externally threaded male section and an internally threaded female section having mutually engageable threads the corresponding roots and crests of which define a helical path through which fluids from said pipe section may leak. The threaded area of one of the pipe sections is provided with a radially disposed blind recess in which is placed a seal plug of extrudable generally nonresilient material.

REFERENCES:
patent: 126553 (1872-05-01), Kellam
patent: 2087185 (1937-07-01), Dillon
patent: 2474556 (1949-06-01), Stone
patent: 2559806 (1951-07-01), Thompson
patent: 3062568 (1962-11-01), Andresen et al.
patent: 3150702 (1964-09-01), Buckley et al.
patent: 3227198 (1966-01-01), Coyle
patent: 3263726 (1966-08-01), McKay
patent: 4085951 (1978-04-01), Morris
patent: 4828294 (1989-05-01), Bounie et al.
patent: 4969671 (1990-11-01), Gross et al.

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