Pump assembly with charge pump rotor, inversion pump rotor and scavenge pump rotor

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United States of America Patent

PATENT NO 9890783
SERIAL NO

14949407

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A pump assembly is provided and includes a housing having first, second and third pairs of fluid openings and first, second and third rotary pumps, which are co-rotatable about a common longitudinal axis defined through the housing to drive fluid flow relative to the first, second and third pairs of fluid openings, respectively. The first rotary pump includes an input member receptive of rotational drive energy for the first, second and third rotary pumps.

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First Claim

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Patent Owner(s)

  • HAMILTON SUNDSTRAND CORPORATION

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Grosskopf, Andrew P Rockford, US 55 245
Wilkinson, Andrew R Cherry Valley, US 25 22

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