A gear switching control device of an internal derailleur includes a plurality of planet gear speed change systems; a gear switching control unit; a plurality of axial ratchet control rings (21, 22, 23) for controlling action of a plurality of axial ratchets (17); said plurality of axial ratchets (17); and the plurality of axial ratchet control rings are serially connected by the same gear switching control unit; wherein the gear switching control unit comprises a track sleeve (2), one end of the track sleeve is installed with a force accept portion (2a) and another end thereof is installed with a linking rod (2b) which is used to serially connect the plurality of axial ratchet control rings; each of the axial ratchet control rings is formed with a respective connecting hole (21a, 22a, 23a); each axial ratchet control ring being installed with a cam or cam-like device (21b, 21c, 22b, 22c, 23b, 23c); said cams or cam-like devices each having a different operating moving range.


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    Title :

    GEAR SWITCHING CONTROL DEVICE OF AN INTERNAL DERAILLEUR


    Additional title:

    VORRICHTUNG ZUR STEUERUNG DER GANGSCHALTUNG EINER INTERNEN SCHALTUNG
    DISPOSITIF DE COMMANDE DE CHANGEMENT DE VITESSE D'UN DÉRAILLEUR INTERNE


    Contributors:

    Publication date :

    2023-08-30


    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 / F16H Getriebe , GEARING



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