Valves and valve actuation – Fluid actuated or retarded – With mechanical movement between actuator and valve
Patent
1992-11-17
1994-08-16
Hepperle, Stephen M.
Valves and valve actuation
Fluid actuated or retarded
With mechanical movement between actuator and valve
251170, 251192, F16K 520
Patent
active
053380010
ABSTRACT:
A valve assembly comprising: a valve seat having a first end, a second end, and a valve seat passageway extending therethrough from said first end to said second end; a valve ball assembly rotatably positionable adjacent the second end of the valve seat passageway for selectively sealing the valve seat passageway; a first control arm connectable between the valve seat and the valve ball assembly, the connection between the first control arm and the valve ball assembly defining an axis of rotation for the valve ball assembly; a sealing member, reciprocatably positionable in the valve seat passageway adjacent the second end of the valve seat, for preventing fluid flow between the second end of the valve seat and the exterior of the valve ball assembly; and an urging member, positionable in the passageway, for urging the sealing member against the valve ball assembly.
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Brochure entitled "Super Tree II--How Advanced Engineering Has Optimized Safety in a New Subsea Test Tree," published in 1991 by Halliburton Reservoir Services, P.O. Box 721110, 5950 North Course Drive, Houston, Tex. 77272.
Godfrey Craig W.
Noack Timothy J.
Schwendemann Kenneth L.
Brown Dennis D.
Druce Tracy W.
Halliburton Company
Hepperle Stephen M.
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