| 414 / | HD | MATERIAL OR ARTICLE HANDLING |
| 788 | DF | APPARATUS FOR MOVING INTERSUPPORTING ARTICLES INTO, WITHIN, OR FROM FREESTANDING, ORDERLY LAYERED, OR MUTUALLY STABILIZING ORDERLY GROUP {4} |
| 788.1 | DF | .~ Stack forming apparatus {17} |
| 792.7 | DF | .~.~ Positions lowest article of stack first {8} |
| 793.4 | | .~.~.~ Includes support vertically alignable with stack then shiftable from beneath article {7} |
| 793.5 | DF | .~.~.~.~> Support carried or formed by endless belt conveyor {1} |
| 793.8 | DF | .~.~.~.~> Support adjusts vertically as height of stack increases |
| 793.9 | DF | .~.~.~.~> Support revolves around central axis during shifting and return |
| 794 | DF | .~.~.~.~> Support swings during shifting and return |
| 794.1 | DF | .~.~.~.~> Support travels vertically spaced paths during shifting and return |
| 794.2 | DF | .~.~.~.~> Plural coacting supports shifting in opposite directions |
| 794.3 | DF | .~.~.~.~> And movable stop engaging article during shifting of support |