Motion sensor for use with a bicycle sprocket assembly
AssigneeShimano Inc.
InventorMasahiko Fukuda
Life of this patent
Estimating the term…
Abstract
A sensor retainer for a bicycle sprocket assembly includes an annular member for mounting and rotating coaxially with the bicycle sprocket assembly and a sensor element fixed to the annular member. Alternatively, the sensor retainer may include a fixing member for mounting a derailleur or other transmission to a bicycle frame and a sensor element mounted to the fixing member.
Claims48
A sensor retainer for a bicycle sprocket assembly comprising:
- an annular member for mounting and rotating coaxially with the bicycle sprocket assembly;
- and
- a sensor element fixed to the annular member.
A sensor assembly for a bicycle sprocket assembly comprising:
- a sensor retainer for mounting coaxially with the sprocket assembly so that the sensor retainer rotates together with the sprocket assembly;
- a first sensor element coupled for rotation with the sensor retainer;
- and
- a second sensor element for attachment in close proximity to the sensor retainer so that the sensor retainer rotates relative to the second sensor element.
A sprocket assembly for a bicycle comprising:
- a plurality of sprockets mounted together for rotation around a common axis;
- and
- a sensor element coupled for rotation with the plurality of sprockets.
A sensor assembly for a bicycle comprising:
- a plurality of sprockets mounted together for rotation around a common axis;
- a first sensor element coupled for rotation with the plurality of sprockets;
- and
- a second sensor element for attachment in close proximity to the plurality of sprockets so that the first sensor element rotates relative to the second sensor element.
A sensor retainer for a bicycle transmission comprising:
- a fixing member for mounting the transmission to a bicycle frame;
- and
- a sensor element mounted to the fixing member.
Dependencies are inferred from the claim text.