Dynamic flapper and method

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United States of America Patent

PATENT NO 8256454
APP PUB NO 20110108749A1
SERIAL NO

12617395

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Abstract

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An adjustable moment arm flapper including a flapper defining a cavity there within and a moveable mass system disposed within the cavity, a center of mass of the flapper changeable based upon position of the movable mass and a method for dynamically controlling a flapper.

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Patent Owner(s)

Patent OwnerAddress
BAKER HUGHES INCORPORATED2929 ALLEN PARKWAY SUITE 2100 HOUSTON TX 77019-2118

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Murphy, Keith J Simsbury, US 17 70
Xu, Yang Houston, US 501 4586

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