198 / | HD | CONVEYORS: POWER-DRIVEN |
463.1 | DF | CONVEYOR SYSTEM FOR MOVING A SPECIFIC LOAD AS A SEPARATE UNIT {9} |
468.01 | DF | .~ System includes an oscillating or reciprocating load engaging element {4} |
468.6 | DF | .~.~ Engaging element moves load vertically and horizontally {1} |
468.7 | .~.~.~ Element pushes load over nonlinear support |