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 for controlling action of a plurality of axial ratchets; a plurality of axial ratchets; and the plurality of axial ratchet control rings are serially connected by the same gear switching control unit; characteristic in that: a gear switching control unit comprising: a track sleeve, one end of the track sleeve is installed with force accept portion and another end thereof is installed with a linking rod which IS used to serially connected a plurality of axial ratchet control rings; each of the axial ratchet control rings is formed with a respective connecting holes; each axial ratchet control ring being installed a cam or cam-like device; various cam having different operating moving range.


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    Title :

    Gear switching control device of an internal derailleur


    Contributors:

    Publication date :

    2023-01-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    F16H Getriebe , GEARING / B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer



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