E - Fixed Constructions – 21 – B
Patent
E - Fixed Constructions
21
B
E21B 34/10 (2006.01) F15B 13/02 (2006.01) F15B 13/04 (2006.01) F16K 11/07 (2006.01)
Patent
CA 2659891
A control valve (10) includes a housing (11), an inlet port (14) at the housing, a device port (18) at the housing, a valve port (22) at the housing, and a spool (12) disposed at the housing, the spool initially connecting the inlet port (14) to the device port (18) and subsequently to a pressure event connecting the inlet port to the valve port. An actuation system includes a plurality of control valves, each valve being addressable and conditionable to communicate with one of a device and another control valve, and a plurality of devices each in operable communication with one of the plurality of control valves.
Selon la présente invention, une vanne de réglage (10) comprend un corps (11) comportant un orifice d'alimentation (14), un orifice de dispositif (18), un orifice de passage (22) et un tiroir (12), le tiroir raccordant initialement l'orifice d'alimentation (14) à l'orifice de dispositif (18) et raccordant ensuite, sous l'effet d'une pression, l'orifice d'alimentation à celui de passage. Un système d'actionnement comprend une pluralité de vannes de réglage, chaque vanne étant adressable et commandable pour communiquer avec un dispositif et une autre vanne de réglage, et une pluralité de dispositifs qui sont chacun en communication de fonctionnement avec une des vannes de réglage.
Baker Hughes Incorporated
Sim & Mcburney
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