| 198 / | HD | CONVEYORS: POWER-DRIVEN |
| 506 | DF | CONVEYOR HAVING MEANS SPECIALIZED FOR COLLECTING A LOAD FROM A STATIC SUPPORT (E.G., THE GROUND, ETC.) {8} |
| 510.1 | DF | .~ Power-driven feed means {4} |
| 512 | ![]() | .~.~ Paired feeding means {2} |
| 513 | DF | .~.~.~> Opposite hand screws |
| 514 | DF | .~.~.~> Opposed load engaging pushers {1} |