| 198 / | HD | CONVEYORS: POWER-DRIVEN |
| 618 | DF | CONVEYOR SECTION {26} |
| 717 | DF | .~ Pusher conveyor and separate load support surface {7} |
| 736 | DF | .~.~ Reciprocating pusher {4} |
| 738 | DF | .~.~.~ Mounted on a carrier {4} |
| 741 | DF | .~.~.~.~ Plural pushers {1} |
| 742 | DF | .~.~.~.~.~ Oscillating about axis or axes {2} |
| 743 | DF | .~.~.~.~.~.~ Axis or axes transverse to path of travel {1} |
| 744 | | .~.~.~.~.~.~.~ Axis or axes below load support surface |