Heidelberger Druckmaschinen Ag

Heidelberg Harris S.a.

Joseph Gordon Blackwell

Christian Beyne

Ink duct of a rotary printing press, having two side walls between which an ink duct blade is arranged, each of the side walls being formed with an arcuate recess at a front end face thereof for bearing against an ink duct roller of the printing press, includes a deformation device disposed at each of the side walls for modifying a contour thereof defining the respective recess formed therein.

Ink duct of a rotary printing press

A rotary printing press includes an inking unit with an ink fountain and an ink fountain roller. An ink fountain blade to be disposed in the ink fountain for scraping printing ink from the ink fountain roller includes a base body having a free end region to be associated with the ink fountain roller. The free end region has a plurality of slits formed therein for dividing the free end region zonally into a corresponding number of individual blades and defining zones of contact of the individual blades with the ink fountain roller. A hard-material coating is disposed on the base body in the zones of contact.

Zonal ink fountain blade for a rotary printing press

Doctor blade for an offset rotary printing press having an inking unit with an ink duct wherein the ductor blade is provided for, respectively, scraping ink from an ink duct roller and zonally metering an ink film layer thereon over the width of a web of printing material includes a ceramic coating disposed on an edge portion of the blade at a region thereof at which the ink duct roller is in contact therewith.

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Brenouille, France

Joseph Gordon Blackwell