A hydraulic brake mechanism (20) is described including a housing (22). A master cylinder assembly (26) is disposed within the housing (22), and the master cylinder assembly (26) includes a fluid chamber (32). The fluid chamber (32) includes a first chambe...

A hydraulically actuated rim brake (50) with a pair of brake arms (2, 3). Both brake arms (2, 3) may rotate about a common axis, which is the axis of a single bolt (1) that mounts the assembly to the bicycle. The system has one piston (24) slidably dispose...

A hub for a bicycle, including a hub body, and a torque tube disposed in the hub body. A first mating element is disposed at a first end of the torque tube and a second mating element is disposed at a second end thereof. Each of the first mating element an...

A FRP rim for a bicycle, including a radially outer tire-engaging portion and a radially inner spoke-engaging portion. A first sidewall is in a spaced configuration with a second sidewall. The first and second sidewalls extend between the radially outer ti...

A brake actuation assembly (18) for a hydraulic brake system of a handlebar-steered vehicle, the brake actuation assembly including a housing (20) mountable to a handlebar (22) of the vehicle and having a chamber (24) formed therein. A piston assembly (28)...

A rim (12) for a bicycle wheel (10) that includes a tire (14), hub (16) and spokes (18). The bicycle rim (10) generally includes a radially outer tire-engaging portion (34), a radially inner spoke-engaging portion (36), a first sidewall (38) and a second s...

A composite rim for a bicycle wheel generally includes a radially outer tire-engaging portion (50), a radially inner spoke-engaging portion (52) and first and second sidewalls (54,56). The second sidewall (56) is spaced apart from the first sidewall (54). ...