Apparatus and method for recuperation of hydraulic energy

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United States of America Patent

PATENT NO 9382927
APP PUB NO 20130199168A1
SERIAL NO

13698952

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Abstract

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An apparatus for recuperation of hydraulic energy from an actuator comprises a first hydraulic machine having a first drive and a second hydraulic machine having a second drive mechanically coupled to the first drive. The first hydraulic machine is in hydraulic communication with an actuator, and the second hydraulic machine (20) is in hydraulic communication with an accumulator.

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Patent Owner(s)

Patent OwnerAddress
GRANT PRIDECO INC10353 RICHMOND AVENUE HOUSTON TX 77042

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ankargren, David Bengt Johan Kristiansand, NO 4 10
Pohl, Jochen Gothenburg, SE 20 386

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