Friction disc esp for vehicle dry clutch has friction lining fixing surfaces made with zones of reduced thickness and reinforcing elements

摘要

The friction disc (24) has a supporting plate (28) with radial vanes (42) and friction linings (30, 32) with outer friction (34, 36) and inner fixing (64, 66) surfaces. The fixing surfaces have zones (72) of reduced thickness for reinforcing rings (74) of metal or plastic.