10-03-2016 дата публикации
Номер: US20160068223A1
Принадлежит:
The wheel () for pedal-assisted bikes comprises: 11) Wheel () for pedal-assisted bikes , comprising:{'b': '2', 'at least a fixed structure () having attachment means for the attachment to the frame (T) of a bike (B) with a driving pedal crank (P);'}{'b': 10', '11', '12', '2, 'at least a circle element (, , ) mounted on said fixed structure () in a revolving way around a main rotation axis (A);'}{'b': 13', '2, 'at least a propulsion disk () mounted on said fixed structure () in a revolving way and drivable in rotation by said driving pedal crank (P);'}{'b': 15', '16', '13', '10', '11', '12', '16', '10', '11', '12', '13, 'motion transmission means (, ) for the transmission of the rotational motion from said propulsion disk () to said circle element (, , ), which comprise at least a first detection device () suitable for detecting the driving torque transmitted to said circle element (, , ) from said propulsion disk ();'}{'b': 54', '55', '2', '13', '10', '11', '12, 'at least an electric motor (, ) associated with said fixed structure () and suitable for cooperating with said propulsion disk () to motorize said circle element (, , ); and'}{'b': 57', '58', '16', '54', '55', '54', '55', '16, 'at least a processing and control unit (, ) operatively connected to said first detection device () and to said electric motor (, ) and suitable for controlling the activation of said electric motor (, ) according to the driving torque detected by said first detection device ();'}{'b': '16', 'wherein said first detection device () comprises{'b': 61', '62', '10', '11', '12', '13, 'at least a measuring element (, ) which is subject to a stress condition due to the effect of the driving torque transmitted to said circle element (, , ) by said propulsion disk (); and'}{'b': 63', '61', '62', '61', '62', '57', '58, 'at least a measuring sensor () which is arranged in correspondence to said measuring element (, ) and which is suitable for detecting said stress condition of the measuring ...
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