The invention discloses a bicycle brake device. The bicycle brake device is composed of a hub, a brake disc and a brake box. A split ring structure is defined in the brake disc and provided with a gear part, one end of the brake disc is provided with a fastening structure and an adjusting component, and the fastening structure is matched with the gear part and horizontally arranged in the axial direction. The hub is provided with cam teeth, the brake disc penetrates through the hub in the axial direction, and the gear part is matched with the cam teeth so that it can be guaranteed that the brake disc and the hub are axially fixed and prevented from doing circular motion. The bicycle brake device is large in torque, not likely to be damaged when pulled in braking and high in safety and reliability; the brake box is arranged on the brake disc in a sleeving mode or externally arranged on the brake disc, and the bicycle brake device is wide in application range and can be used in cooperation with band-type brakes, servo brakes, drum brakes and brakes of other models involved in national standards; besides, the bicycle brake device is long in service life, simple in structure and convenient to maintain.
Bicycle brake device
2016-01-06
Patent
Electronic Resource
English
IPC: | B62L BRAKES SPECIALLY ADAPTED FOR CYCLES , Bremsen, besonders für Fahrräder oder Motorräder ausgebildet |