Scraper device on a damping unit roller of offset printing machines

摘要

The invention relates to a scraper device on a damping unit roller of offset printing machines. The object of the invention consists in removing deposits, such as ink particles, etc., on the dip roller. According to the invention, the object is achieved in that a scraper, bearing against the roller with even pressure in the radial direction over the entire roller length, is arranged on the dip roller which is immersed in the damping medium container and is covered with an elastomer or made of a rust-resistant metal.