Rotatable swivel for one or more conduits

Details Rotatable swivel for one or more conduits Rotatable swivel for one or more conduits

1979-12-20

1981-09-08

Callaghan, Thomas F.

Pipe joints or couplings

Pipe to discreet nipple or sleeve to plate

285190, F16L 3904

Patent

active

042881064

ABSTRACT:
The invention relates to a rotatable swivel for one or more conduits said swivel comprising a plurality of annual chambers (4) formed by identical inner and outer wall portions (3 and 2 respectively), said wall portions (3,2) being rotatably supported with respect to each other by means of inner and outer bearing race ways (7 and 10 respectively) which are connected to an end face of the corresponding inner and outer wall portions (3,2). The outer wall portions (2) may be interconnected by means of bolts (15) and the inner wall portions (3) by means of cams (19) engaging into recesses (17, 18) or a ring (16) located at the level of the bearings (6) present between adjacent chambers (4).

REFERENCES:
patent: 2659615 (1953-11-01), McClain
patent: 2768843 (1956-10-01), Zeilman
patent: 2943868 (1960-07-01), Hanback
patent: 3698433 (1972-10-01), Dobler et al.
patent: 4052090 (1977-10-01), Stafford
patent: 4098455 (1978-07-01), Ammann et al.
patent: 4126336 (1978-11-01), Ortloff et al.

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