A crank system of the present disclosure has a rotating bar that is fixedly coupled to a first end of a first axle and for actuating a wheel, a first crank assembly coupled to the first end of the first axle and coupled to a first pedal, and a second crank assembly coupled to a second end of the first axle and a second pedal. The first crank assembly and the second crank assembly are coupled to the first axle such that the rotating bar is aligned with a wheel gear assembly adapted for rotating the wheel when the first pedal and second pedal are at their zenith and nadir positions, alternatively.


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    Title :

    Crank systems and methods


    Contributors:

    Publication date :

    2015-07-07


    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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