Invention Grant
- Patent Title: Control device for human-powered vehicle and power transmission system
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Application No.: US18118398Application Date: 2023-03-07
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Publication No.: US11840312B2Publication Date: 2023-12-12
- Inventor: Satoshi Shahana , Hayato Shimazu , Mitsuhiko Kawasaki , Atsuhiro Emura
- Applicant: Shimano Inc.
- Applicant Address: JP Osaka
- Assignee: Shimano Inc.
- Current Assignee: Shimano Inc.
- Current Assignee Address: JP Osaka
- Agency: Global IP Counselors, LLP
- Priority: JP 19228121 2019.12.18 JP 20183008 2020.10.30
- Main IPC: B62M6/45
- IPC: B62M6/45 ; B62M9/122

Abstract:
A human-powered vehicle includes a crank axle, a first rotational body, a wheel, a second rotational body, a transmission body that transmits a driving force between the first rotational body and the second rotational body, a derailleur configured to operate the transmission body to change a transmission ratio, a motor configured to drive the transmission body and an electric actuator configured to operate the derailleur. A control device has an electronic controller configured to control electric actuator and the motor. The electronic controller is configured to control the electric actuator and drive the transmission body with the motor so that the transmission ratio is changed in a predetermined shifting range in upon determining the derailleur has been actuated to change the transmission ratio and a predetermined condition related to pedaling is satisfied.
Public/Granted literature
- US20230202614A1 CONTROL DEVICE FOR HUMAN-POWERED VEHICLE AND POWER TRANSMISSION SYSTEM Public/Granted day:2023-06-29
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