A bottom bracket transmission with a planetary design for a bicycle or a pedelec (1) includes a pedal crankshaft (WAn), a transmission output shaft (WAb), further shafts (W1, W2, W3, W4, W5, W6, W7), and a first transmission shifting group (3) and a second transmission shifting group (4) coupled together for implementing a plurality of gears (G1, G2, G3, G4, G5, G6, G7, G8, G9, G10, G11, G12). The first transmission shifting group (3) includes a two-stage stepped planetary gear set (StRS1).


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    Title :

    Bottom bracket transmission with a planetary design for a bicycle or a pedelec


    Contributors:

    Publication date :

    2025-05-15


    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



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