| 摘要 |
A braking device for a bicycle comprising a brake lever, brakes and a control wire for connecting the brake lever with the brakes, the brake lever provided with a lever spring for restoring the same from its operating position to the original position, in which a spring force of the lever spring and that of a brake spring provided at the brakes are set so that a lever turning force is 900 g or less and a lever restoring force is 100 g or more when a ratio of the lever turning force to the lever restoring force is 40% or more. |
