US 7,530,308 B2
Device for cleaning the cylinders of a printing machine
Kjell E. Lundin, Zwingenberg (Germany); and Rune G. Vestman, Zwingenberg (Germany)
Assigned to Baldwin Oxy-Dry GmbH, Egelsbach (Germany)
Filed on Jul. 14, 2006, as Appl. No. 11/457,479.
Claims priority of application No. 05015308 (EP), filed on Jul. 14, 2005.
Prior Publication US 2007/0012210 A1, Jan. 18, 2007
Int. Cl. B41F 35/00 (2006.01)
U.S. Cl. 101—425  [101/424] 10 Claims
OG exemplary drawing
 
1. A device for cleaning the cylinders of a printing machine, comprising a driven rotating washing roller (2) arranged for movement into contact with a cylinder (1) to be cleaned, a doctor blade (5) arranged to at least temporarily contact a surface of the washing roller (2), and a collecting trough (6) positioned to receive dirt scraped off the rotating washing roller (2) by the doctor blade (4), the doctor blade (4) is mounted to the collecting trough (6), the collecting trough (6) is movably mounted in reference to the washing roller (2) to move the doctor blade (4) from a first position, in contact with the surface of the washing roller (2) by way of a corresponding movement of the collecting trough (6), to a second position, in which the doctor blade is not in contact with the washing roller.