Chapter 7 Tractor's PTO System Section 1 Traction Apparatus h26 Figure 7-4 Traction apparatus of Dongfanghong-150 tractors 1.Traction frame 2.Jaw 3.Towing pin assembly 4.Fitting pin 5.Long pin 机被寿电子工程学原 Automobile and Tractor Northwest A&F UniversityAutomobile and Tractor Northwest A&F University Chapter 7 Tractor’s PTO System Figure 7-4 Traction apparatus of Dongfanghong-150 tractors 1. Traction frame 2. Jaw 3. Towing pin assembly 4. Fitting pin 5. Long pin Section 1 Traction Apparatus