CPC B62J 45/421 (2020.02) [B62J 45/415 (2020.02); B62J 50/22 (2020.02)] | 24 Claims |
1. A detecting device for detecting a condition of a bicycle crank assembly
including a bicycle crank provided to a bicycle frame, the detecting device comprising:
an electronic controller configured to obtain information relating to an image of the crank, the electronic controller being configured to determine an angle of the crank based on the information and at least one reference image prestored in a first storage.
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