| 198 / | HD | CONVEYORS: POWER-DRIVEN |
| 434 | DF | CONVEYOR SYSTEM FOR ARRANGING OR REARRANGING STREAM(S) OF ITEMS {5} |
| 456 | DF | .~ By laterally or vertically moving successive items in longitudinally moving stream {2} |
| 457.01 | DF | .~.~ To change direction of longitudinally moving stream {6} |
| 457.05 | ![]() | .~.~.~ Fixed guide causes direction change |