ROTARY VANE PUMP FOR GENERATING A VACUUM
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United States of America Patent
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Issued Date -
Jan 14, 2016
app pub date -
Jul 8, 2015
filing date -
Jul 8, 2014
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Abstract
A rotary vane pump for generating a vacuum, having an electric drive with a motor stator and a motor rotor, wherein the motor stator and the motor rotor radially encompass the pump housing. The motor stator is non-rotatably disposed around or on the pump housing. The motor rotor is disposed on the side of the motor stator facing away from the pump housing, such that an overall housing is provided that accommodates the electric drive and the pump housing, and the overall housing has a housing floor and a housing shell, wherein the housing floor, together with the pump housing delimits the pump chamber.
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