High pressure, rotatable pipe joints

Details High pressure, rotatable pipe joints High pressure, rotatable pipe joints

1990-04-24

1991-09-24

Arola, Dave W.

Pipe joints or couplings

Swivel

Pipe in socket type

285281, 285332, 2853321, 285363, F16L 27113

Patent

active

050509136

ABSTRACT:
There is provided rotatable pressure tight pipe joints and non-rotatable pressure tight pipe joints. The rotatable pressure tight pipe joints preferably have mating spherical surfaces with a sealing ring overlapping the joint between two pipe ends and compression means resiliently holding the two body parts of the joint in contact. In the non-rotatable joints, the intersecting surfaces form a zigzag cross-section and are compressibly clamped together.

REFERENCES:
patent: 861828 (1907-07-01), Grindrod et al.
patent: 974975 (1910-11-01), Kelly
patent: 1232129 (1917-07-01), Wafer
patent: 3226821 (1966-08-01), Safford
patent: 4188784 (1980-02-01), Hall
patent: 4277092 (1981-07-01), Viers

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