A drive apparatus for a human powered vehicle (HPV) which is propelled by the crank-assembly, the apparatus comprising: a housing attachable to the HPV; a motor carried by the housing; and a drive-wheel in the housing and couplable to the motor to be driven thereby, the drive-wheel being attachable to the crank-assembly to revolve therewith, the drive-wheel having an opening 29 extending through its centre and the opening being accessible from opposing sides of the housing whereby a crank on the HPV can be passed through the opening for mounting to the drive-wheel.


    Access

    Download


    Export, share and cite



    Title :

    Human-powered vehicles


    Contributors:

    Publication date :

    2025-05-28


    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



    Human-powered vehicles

    ANDREW WILLIAM RITCHIE | European Patent Office | 2025

    Free access

    Human-powered vehicles

    Abbott, Allan V. / Wilson, David Gordon | TIBKAT | 1995


    Human-powered vehicles

    ANDREW WILLIAM RITCHIE | European Patent Office | 2025

    Free access

    Human-powered vehicles

    European Patent Office | 2025

    Free access

    human-powered vehicles

    European Patent Office | 2025

    Free access