| 198 / | HD | CONVEYORS: POWER-DRIVEN | 
| 618 | DF | CONVEYOR SECTION {26} | 
| 804 | DF | .~ Endless conveyor {14} | 
| 837 | DF | .~.~ Support, guide, or hold-down means for carrier belt {5} | 
| 842 | DF | .~.~.~ Rotatable support or hold-down engaging non-load-carrying face of belt {1} | 
| 843 |  | .~.~.~.~ Resilient |