Method of and arrangement for automatic adjustment of the operating mode of a switchable printing machine

US4628817A · kind A · utility

Assignee

• VEB Kombinat Polygraph Werner Lamberz Leipzig · DE

Inventors

• Hilmar Trinks · Radebeul, DE
• Gunter Peter · Wadern, DE
• Volker Eichler · Coswig, DE
• Winfried Buesse · Radebeul, DE

Key dates

• Filing date: Sep 4, 1985
• Grant date: Dec 16, 1986
• Expiry date: Sep 4, 2005

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B41F13/0008
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

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 a…