The invention relates to a crankset for a bicycle comprising a shaft (1) mounted to rotate in a housing (2) and having two end pieces (1a, 1b) on which a base (9a, 9b) of a pedalling crank (8a, 8b) is respectively mounted by means of a reversible connection system comprising a rod (16) mounted to rotate in the shaft (1), the rod having a first end (16a) provided with a screw-thread projecting from a first crank (8a) in order to engage with an axial tightening nut (18) when in a mounted position on the shaft (1), the rod (16) having a second end (16b) which projects from the second crank (8b) while being equipped with a member (21) for manually turning the rod (16) in a tightening direction, the member having a non-return device (27, 28) acting in the direction opposing loosening and that can be manually deactivated for the purpose of removing the cranks (8a, 8b).
PÉDALIER POUR VÉLO COMPRENANT DES MANIVELLES AMOVIBLES
CRANKSET FOR A BICYCLE COMPRISING REMOVABLE CRANKS
KURBELSATZ FÜR EIN FAHRRAD MIT ABNEHMBAREN KURBELN
2024-10-02
Patent
Electronic Resource
French
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |