Veb Kombinat Polygraph 'werner Lamberz Leipzig'

Winfried Buesse

Volker Eichler

Gunter Peter

Hilmar Trinks

A method of automatically adjusting a printing machine which is selectively operatable in a single-side printing mode and in a two-side printing mode and includes a sheet turning drum, gripper systems and controls therefor, and a ring gear, comprises, during the adjustment from the single-side printing mode to the two-side printing mode and commencing from a first initial position, the succession of steps of adjusting the angular position of the sheet turning drum, adjusting the gripper system controls, and adjusting the angular position of the ring gear, including releasing, angularly displacing, and engaging the ring gear; and during the adjustment from the two-side printing mode to the single-side printing mode and commencing from the first initial position, the succession of steps of adjusting the angular position of the ring gear, including releasing, angularly displacing, and engaging the ring gear, adjusting the gripper systems controls, and adjusting the angular position of the sheet turning drum. The arrangement of the present invention includes various devices which are capable of performing the above method and of issuing various signals including feedback signals, and also of processing such signals in such a manner that, in the event of lack of completion of any step, at least that step is repeated from the beginning.

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Radebeul, Germany

Winfried Buesse