Developing device for surface of printing press cylinder, with suction head having longitudinal aperture

摘要

The developing device has a suction head traversing the cylinder axially and connected to a suction air supply. The suction head (4), which has an induction aperture (8) and outlet aperture (9), has a longitudinal aperture (14) on the flat side (10) of a toothed belt (11) connected to a motor (6) and moving in the axial direction of the cylinder (13).