Sheet feed device for rotary offset printing machine for processing paper and card, has compressed air chamber and guide surface forming air cushion pressing on surface of printing cylinder

摘要

The sheet feed device is arranged after a printing zone comprising a rubber blanket cylinder (1) and a printing cylinder (2), and extends over the width of the cylinder. The sheet feed device comprises a compressed air chamber (4) and air pervious guide surface (6) which forms an air cushion pressing on the printing cylinder surface, or guides a sheet to its rear edge.