TRANSMISSION SYSTEMS

1. UNIT-III
TRANSMISSION SYSTEMS

2. CLUTCH
Characteristics of a clutch
• Transmission of torque
• Gradual engagement
• Dissipation of heat
• Dynamic balancing
• Vibration damping
• Size of the clutch
• Free pedal clutch play
• Non-exertive operation of disengagement

4. TYPES OF CLUTCH
1. Friction clutch
a) single plate clutch
b)Multi plate clutch
• Wet type
• Dry type
c) cone clutch
2. Centrifugal clutch
3. Semi centrifugal clutch
4. Coil pressure spring clutch
5. Conical spring clutch or diaphragm clutch
a) Tapered
b) Crown spring
6. Positive clutch- dog and spline clutch
7. Hydraulic clutch
8. Vacuum clutch
9. Electromagnetic clutch
10. Over running clutch

5. Single plate clutch

7. MULTI PLATE CLUTCH

8. WET TYPE CLUTCH

9. CONE CLUTCH

10. CENTRIFUGAL CLUTCH

11. SEMI CENTRIFUGAL CLUTCH

12. DIAPHRAGM CLUTCH

13. POSITIVE CLUTCH OR DOG AND SPLINE
CLUTCH

14. HYDRAULIC CLUTCH

15. ELECTROMAGNETIC CLUTCH

16. GEAR BOX
TYPES OF GEAR BOX
1.Manual transmission
a) Sliding mesh gearbox
b) Constant mesh gear box
c) Synchromesh gear box
2. Epicyclic gear box
3. Automatic gear box
a) Hydromatic gear box
b) Torque converter gear box

17. Sliding mesh gear box

18. Constant mesh gear box

19. Synchromesh gear box

20. AUTOMATIC GEARBOX
HYDROMATIC TRANSMISSION

21. SHIFT OR SELECTOR MECHANISM
(a) FLOOR MOUNTED SHIFT MECHANISM

22. (b) MECHANISM WITH GEAR LEVER AS STEERING
COLUMN

23. OVERDRIVE MECHANISM

24. TRANSFER BOX

25. FLUID FLYWHEEL

26. TORQUE CONVERTER

28. UNIVERSAL JOINTS

29. PROPELLER SHAFT

30. SLIP JOINTS

31. DIFFERENTIAL

32. DIFFERENTIAL

33. CONSTRUCTION OF REAR AXLES

34. TYPES OF REAR AXLES
(i) SEMI FLOATING AXLE

35. (ii)FULL FLOATING AXLE

36. (iii) THREE QUARTER FLOATING AXLE

37. REAR AXLE DRIVES
(i) HOTCHKISS DRIVE

38. (ii) TORQUE TUBE DRIVE