Kermit E. Swanson - Naperville IL Frank J. Kuzel - Chicago IL
Assignee:
R. R. Donnelley & Sons Company - Chicago IL
International Classification:
B65G 5716
US Classification:
214 65
Abstract:
A compensating stacker for printed periodicals has lugged endless infeed means to feed periodicals forwardly seriatim in small lifts onto an upper retractable lift supporting means which opens on each cycle to drop the lifts seriatim vertically onto a lower lift supporting means which opens on each cycle to drop each lift into a stacking station. Lift rotating means turns selected lifts 180. degree. while they are supported on the lower lift supporting means, so each stack consists of a predetermined number of lifts of which some are oriented one way and some the other. Delivery means operates intermittently to move stacks seriatim out of the stacking station.