The invention discloses an intelligent bicycle speed change system. The intelligent bicycle speed change system comprises a speed sensor, a pedaling frequency sensor, a controller and two adjusting motors mounted on a bicycle, wherein the two adjusting motors respectively control a front derailleur and a back derailleur of the bicycle; and the speed sensor, the pedaling frequency sensor and the two adjusting motors are all connected with the controller. The intelligent bicycle speed change system can judge the present road condition of the bicycle according to the bicycle speed and the pedaling frequency, and automatically adjusts the gear ratio of the bicycle according to the two data to guarantee the stability of the bicycle speed and the riding experience of a rider; and the intelligent bicycle speed change system is high in intelligent degree, and is convenient and easy in use.


    Access

    Download


    Export, share and cite



    Title :

    Intelligent bicycle speed change system and working method thereof


    Contributors:
    HU YUNXUE (author)

    Publication date :

    2015-05-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer



    Intelligent speed change system of bicycle

    JIA HUAPO / ZHANG WENHAO / ZHANG WENLONG et al. | European Patent Office | 2021

    Free access


    Intelligent bicycle intersection safety alarm system and working method thereof

    HU YUNXUE | European Patent Office | 2015

    Free access

    Bicycle speed change system and assembly thereof

    ZHANG LIANKE / LI MIAOZHEN | European Patent Office | 2020

    Free access