Brake for bicycle
OwnerYuan-Hung WENinventor
Life of this patent
Estimating the term…
Abstract
A brake for a bicycle includes a base, a first arm assembly and a second arm assembly. The base is for being unmovably fixed to a frame of the bicycle. The first arm assembly is pivoted to the base and has a first end portion, a second end portion and an actuating portion, the first end portion is for connection of a brake cable, and the second end portion is for clamping one brake surface of a wheel. The second arm assembly is pivoted to the base and has a third end portion, a fourth end portion and an actuated portion, the actuated portion interferes with the actuating portion on a rotating direction thereof, and the fourth end portion is for s clamping another brake surfaces of the wheel.
Claims9
A brake for a bicycle, including:
- a base, for being unmovably fixed to a frame of the bicycle;
- a first arm assembly, pivoted to the base, having a first end portion, a second end portion and an actuating portion, the first end portion for connection of a brake, the second end portion for swinging toward and clamping one of two brake surfaces of a wheel;
- a second arm assembly, pivoted to the base, having a third end portion, a fourth end portion and an actuated portion connected between the third and fourth end portions, the actuated portion facing the actuating portion, the actuated portion interfering with and being abuttable by the actuating portion on a rotating direction thereof when the actuating portion rotates, the fourth end portion for swinging toward and clamping the other of the two brake surfaces of the wheel;
- wherein the actuating portion has a rolling member, the actuated portion further includes a guiding face, the rolling member rotatably abuts against the guiding face, and two sides of the rolling member at least partially overlap the actuating portion and the actuated portion in an axial direction of the rolling member.
Dependencies are inferred from the claim text.