A bicycle pedal with extendible crank arms wherein both crank arms incorporate an extension (4) which incorporates a bearing for a shaft (10), the corresponding pedal (7) fixed to the outer end thereof, and the inner end is joined axially to an eccentric disk (9), the eccentric shaft (7) of which is coupled to a second crank arm (6) which is coupled at a fixed point (8) to the main crank arm (3), such that rotating the shaft (10) of the pedal causes the movement of the extension (4), extending or shortening the length of the pedaling lever formed by the crank arm (3) and the corresponding extension thereof (4) depending on whether the pedal is in a position of impulsion or retraction, respectively.


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    Title :

    EXTENDABLE BICYCLE CRANKS


    Additional title:

    VARIABLE FAHRRAD KURBELARME
    MANIVELLE EXTENSIBLE POUR CYCLE


    Contributors:

    Publication date :

    2019-10-02


    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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