Eastman-kodak Company

Udo Draeger

Detlef Schulze-Hagenest

Domingo Rohde

Christian Compera

Andreas Nagy

Adolf Phillip Greiner

Soenke Schmidt

Edwin Mathes

Torsten Ramm

Treating a transport mechanism () for transporting print material () in a printing press () that uses toner in which oil-bearing substances () adhere to the transport mechanism (). A cleaning device () is provided with at least one cleaning element () movable relative to the surface of the transport mechanism () for application of at least one oil-repelling substance () that reduces the adherence of the oil-bearing substances () to the transport mechanism (). Accordingly, this cleaning element () can strip the surface of the transport mechanism () of oil-bearing substances ().

Treating transport mechanism in a printing press

Printing with the use of toner, in particular, for electrophotographic printing, wherein a printing machine set up for multi-color printing and includes several imaging stations or printing units is provided with at least two black toners in two imaging stations or printing units, one of said toners being suitable and provided for generating a duller printed image and one being suitable and provided for generating a glossier printed image, the printing of the duller printed image being at one speed and the printing of the glossier printed image being at a different speed.

Method and printing machine used for printing with the use of toner

In replacing a sleeve on a printing machine drum, the diameter of the drum is reduced by moving the drum parts toward one another to facilitate removing the sleeve, and/or mounting another sleeve onto the drum, and increasing the drum diameter by moving the drum parts away from one another.

Sleeve on a drum and changing said sleeve

Growing community of inventors

Speyer, Germany

Udo Draeger