Front Lay: The aim of this is the exact alignment of the sheet in the travel direction (direction of print). They are then moved out of the travel line of the sheet, before the swing gripper moves along with the sheet in the direction of the print. The front lays then return to their alignment position.

Side Lay: In order to determine a right-and-left position of paper and to print an image from a plate to substantially the center of paper, position regulating members, called side lays, are arranged at right and left positions of a sheet-fed printing press, and the side lays are manually moved in accordance with a printing