Figure 4

Diagram of clutch-driven disc assembly for wide-angle, large-hysteresis, multistage damper. 1. Main damping spring (outer), 2. Rubber cushioning spring, 3. Main damping spring (inner), 4. Friction facing rivet, 5. Retain plate rivet, 6. Rear retain plate, 7. Friction facing, 8. Cushion plate, 9. Front retain plate, 10. Pre-damping Belleville washer, 11. Pre-damping hysteresis plate, 12. Main damping Belleville washer, 13. Main damping plate, 14. Hub plate, 15. Hub 16. Pre-damping hub plate, 17. Primary pre-damping spring, 18. Cushioning rubber pad, 19. Secondary pre-damping spring, 20. Rear hysteresis plate