A gear changing control apparatus is provided for controlling a plurality of operation modes of a drive unit of an electric transmission that assists a manual drive force of a bicycle. The control apparatus includes a controller. The controller selects a gear changing range that can be used according to a selected operation mode from a plurality of operation modes. The controller controls the electric transmission within the gear changing range that is selected.
GEAR CHANGING CONTROL APPARATUS
2015-10-29
Patent
Electronic Resource
English