Eastman-kodak Company

Heidelberger Druckmaschinen Ag

Walter Dworschak

Patrick Metzler

Karlheinz Walter Peter

Christian Compera

Heiko Hunold

Rolf Spilz

Gerhard Bartscher

Dieter Karl-Heinz Dobberstein

Stefan Theden

Christian Friedrich Engeln

A method and control device for determining a register error, whereby at least one register mark is printed and at least one sensor records the register mark, whereby the sheet edge of the sheet is recorded by the sensor, and the register error is determined from the sensor data and the target data.

Method and control device for determining a register error

A device for conveying thin workpieces in a machine used in printing technology, which device includes at least one moving conveying element, on whose surface are formed areas of changing charge density, the adherence of the workpiece on the conveying element being supported by electrostatic forces wherein contacts are provided for forming the areas of changing charge density, the contacts touching the conveying element and being connected to at least one voltage source, and an electric current flow being present, via the contacts in the material of the conveying element.

Device for conveying sheets in a printing machine

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Gettorf, Germany

Walter Dworschak