Rotor for disk brake assembly

摘要

A disc brake assembly for a vehicle wheel wherein the wheel includes a hub journaled to an axle on the vehicle and a housing mounted to the vehicle, an annular rotor disc (10) within the housing and means mounting the rotor disc to the wheel which comprises an annular hub portion. The rotor disc (10) includes an annular peripheral portion (22) relative to an axial axis with an outer peripheral surface (20) and at least a first radial planar friction surface (12) on the annular peripheral portion (22). The rotor disc (10) has a plurality of circumferentially spaced-apart slots (26) extending axially through the peripheral portion (22) and inwardly towards the axial axis from the outer peripheral surface (20) thereof.