A bicycle crank shaft set comprising a hollow shaft 1 with cylindrical splines 2 at each end, crank arms (3a, bb) with matching splines 6, tapered plugs 4 to be inserted into each end and end caps 5 for finishing the assembly. The splines 2 may have longitudinal slots therein, and the tapered plugs 4, when installed, cause the splined end of the shaft 1 to expand and firmly hold the crank 31, 3b.


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    Title :

    Improved bicycle crank set


    Contributors:
    SIMON SHARP (author)

    Publication date :

    2016-06-01


    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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