Ventilated brake disc with quide ribs

摘要

The ventilated brake disc consists of a fixing hub (4), a first annular plate (2) connected to the hub by its inner edge, and a second annular plate (3) which is connected to the first by a series of inner ribs(6) which form two spiral forced ventilation ducts (7, 8). The ribs can be in the form of continuous or interrupted spirals, and have air evacuation ports on the outside of the disc, positioned to ensure that the disc is balanced