E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
166/51.4
E21B 17/01 (2006.01) F16L 39/06 (2006.01)
Patent
CA 1207659
ABSTRACT OF THE DISCLOSURE A multi passage swivel assembly provides fluid or gas flow while continuous or intermittent rotation occurs between a fixed inlet port and a rotating outlet port. The assembly contains a clearance control ring that compensates for dimensional change to allow high pressure operation.
445921
Feller Murrey D.
Ostick Colin
Gowling Lafleur Henderson Llp
Novacorp International Consulting Ltd.
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