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Fluid driven drilling motor

United States Patent

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August 20, 2019
View the Complete Patent at the US Patent & Trademark Office
A motor assembly is disclosed that includes a vane motor coupled to an output shaft by a drive section. The drive section includes hammers that engage the output shaft to provide improved torque.
February 27, 2014
E21B 4/14 (20060101); E21B 4/02 (20060101); E21B 1/02 (20060101);
STATEMENT OF GOVERNMENT INTEREST The United States Government has rights in this invention pursuant to Contract No. DE-AC04-94AL85000 between the United States Department of Energy and Sandia Corporation, for the operation of the Sandia National Laboratories.