Patent ID: 7188711

Claim:
A disc brake having a caliper receiving one or more brake pads and encircling one or more brake discs, of which at least one brake disc is received sliding on a central part in the form of a hub or sleeve, which central part is received on a wheel axle, the at least one disc being connected to the central part in a rotationally interlocked but axially sliding way by means of teeth or splines wherein at least contact parts of the teeth or splines of the at least one disc and/or the central part comprise arcs, along the direction of the wheel axis, which contact parts are parts of the teeth faces expected to make contact with each other at rotation in a released position of the brake, wherein the contact parts on each tooth and/or spline of each disc and/or the central part have the form of arcs with an accumulated arc length larger than 360°/Z, where Z is the number of teeth of the disc and the central part.