Method for actuating a hydraulic medium supply system of an automatic transmission

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United States of America Patent

PATENT NO 9856923
SERIAL NO

15123635

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A method for controlling a hydraulic fluid supply system of an automatic transmission of a motor vehicle includes supplying the hydraulic fluid supply system with hydraulic fluid from at least one of a hydraulic pump controlled on an engine side and a hydraulic pump controlled on a gear set side. The method also includes controlling a retaining valve of the hydraulic fluid supply system as a function of detected motor vehicle parameters in order to set an adjusted power distribution with the hydraulic pump controlled on the engine side and the hydraulic pump controlled on the gear set side.

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Patent Owner(s)

  • ZF FRIEDRICHSHAFEN AG

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bader, Martin-Joachim Mochenwangen, DE 10 54
Hoffmann, Alexander Lebach, DE 59 373
Locher, Karl Pfronstetten-Tigerfeld, DE 8 45
Novak, Rainer Bregenz, AT 19 24
Terwart, Markus Thundorf, DE 20 47

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