Wheel for pedal-assisted bikes
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United States of America Patent
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Sep 1, 2015
Grant Date -
Feb 27, 2014
app pub date -
Mar 12, 2012
filing date -
Mar 16, 2011
priority date (Note) -
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Abstract
Wheel for pedal-assisted bikes includes:
- a fixed structure associable with the frame of a bike having a driving pedal crank; a circle element mounted on the structure for rotation around a main rotation axis;a propulsion disc rotatably mounted on the structure and connectable to the crank;an electric motor associated with the structure and for cooperating with the propulsion disc to motorize the circle element; andtransmission elements for transmitting rotary motion from the disc to the circle element which include a first detection device for detecting the force transmitted to the circle element from the disc, and including:a first plate associated in rotation with one of the disc and the circle element;a second plate associated with the other of the disc and the circle element;at least a motion transmission part between the first plate and second plate.
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