Electric wheel hub drive for a vehicle, in particular a bicycle, including a stator with an ironless hollow cylindrical stator winding
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United States of America Patent
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Apr 12, 2016
Grant Date -
Feb 28, 2013
app pub date -
Aug 24, 2012
filing date -
Aug 25, 2011
priority date (Note) -
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Abstract
The invention relates to an electric wheel hub drive for a vehicle, in particular a bicycle. The wheel hub drive comprises a hub housing that is pivot-mounted about an axis and a brushless electric motor coaxially arranged with regard to the axis and including a rotor and a stator for driving the hub housing. The rotor of the electric motor includes at least one permanent magnet. According to the invention, the stator includes an ironless stator winding.
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