The present invention relates to a bicycle crank axle torque modulation device (1), comprising a bracket (3) including a spring-bearing assembly (4), wherein each end of the spring (7) thereof is connected to each of the bearings (6) by a connection member (8); an eccentric surface (5) for driving said spring-bearing assembly (4), which is in permanent contact with the bearings (6) of said spring-bearing assembly (4), wherein one of the bracket (3) and the eccentric surface (5) is arranged to be attached to a bicycle frame and the other to be attached to said bicycle crank axle. The invention further relates to a torque tuning process, a kit comprising a crank axle and the modulation device, and to a bike including the same.

    La présente invention concerne un dispositif de modulation de couple d'axe de pédalier de bicyclette (1), comprenant un support (3) comprenant un ensemble ressort-palier (4), chaque extrémité du ressort (7) de ce dernier étant reliée à chacun des paliers (6) par un élément de liaison (8) ; une surface excentrique (5) pour entraîner ledit ensemble ressort-palier (4), qui est en contact permanent avec les paliers (6) dudit ensemble ressort-palier (4), l'un du support (3) et de la surface excentrique (5) étant conçu pour être fixé à un cadre de bicyclette et l'autre pour être fixé audit axe de pédalier de bicyclette. L'invention concerne en outre un procédé de réglage de couple, un kit comprenant un axe de pédalier et le dispositif de modulation, et un vélo les comprenant.


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    Title :

    BICYCLE CRANK AXLE TORQUE MODULATION DEVICE AND PROCESS FOR TUNING A TORQUE GENERATED BY THE DEVICE


    Additional title:

    DISPOSITIF ET PROCÉDÉ DE MODULATION DE COUPLE D'AXE DE PÉDALIER DE BICYCLETTE POUR RÉGLER UN COUPLE GÉNÉRÉ PAR LE DISPOSITIF



    Publication date :

    2016-06-09


    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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