Vane pump

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11802559
APP PUB NO 20200340473A1
SERIAL NO

16956184

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Importance

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Abstract

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A vane pump (101) for an automatic transmission includes a suction-side behind-vane pressure duct (112) and a pressure-side behind-vane pressure duct (111). The suction-side behind-vane pressure duct (112) is connected to the pressure side (116) of the vane pump (1). A valve device (113, 114) is connected to the pressure-side behind-vane pressure duct (111). During operation of the vane pump (101), a pressure-side behind-vane pressure (p DH) can be set in the pressure-side behind-vane pressure duct (111) with the valve device (113, 114).

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Patent Owner(s)

Patent OwnerAddress
ZF FRIEDRICHSHAFEN AGGERMANY FREDERIKSHAVN FRIEDRICHSHAFEN BADEN-WURTTEMBERG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pöhnlein, Florian Weildorf, DE 8 3

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