Drive unit
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United States of America Patent
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Mar 10, 2015
Grant Date -
Jul 26, 2012
app pub date -
Aug 24, 2010
filing date -
Aug 28, 2009
priority date (Note) -
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status (Latency Note)
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Abstract
The invention relates to a drive unit for a muscle-powered vehicle having a crankshaft mounted in a crankcase or in a frame. At least one crank for transferring the muscle power of a driver to a drive wheel of the vehicle is fastened to the crankshaft. A gear unit is provided, which is arranged in the power train from the crankshaft to a driven gear of the gear unit coupled to the drive wheel of the vehicle. According to the invention, a substantially stationary part of the gear unit for determining a total torque of the crankshaft is supported on the crankcase or on the frame.
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