B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
B62L—BRAKES SPECIALLY ADAPTED FOR CYCLES
B62L5/00—Brakes, or actuating mechanisms therefor, controlled by back-pedalling
B62L5/10—Brakes, or actuating mechanisms therefor, controlled by back-pedalling the brakes being actuated through coacting cams and balls or rollers located in the rear wheel hub
B62L5/12—Brakes, or actuating mechanisms therefor, controlled by back-pedalling the brakes being actuated through coacting cams and balls or rollers located in the rear wheel hub the brakes being of expanding brake-bushing type
Systeme de motorisation ou d’assistance motorisee, amovible, et multi positions permettant de transformer un vehicule a pedales classique en vehicule a pedales motorisee et/ou assistee