Drive unit for swing arrangement used in printing, comprises counter element joined with double swing mechanism to cam disk

摘要

The swing arrangement is used for moving sheets to be printed to a feeding drum. The feeding drum (8) is joined to the shaft (10) moving the feeding drum together with at least one cam disk (20) controlling the drive and a cam disk controlling a torque compensating unit (31). A compensating mass (39) is additionally attached to the feeding drum (8). The compensating mass (39) is connected to the torque compensating disk (31).