INTAGLIO PRINTING PRESS SYSTEMS FOR RECTO-VERSO INTAGLIO-PRINTING OF SHEETS FOR THE PRODUCTION OF BANKNOTES AND LIKE SECURITIES

摘要

Intaglio printing press systems for recto-verso intaglio printing of sheets, in particular for the production of banknotes and the like securities, wherein first and second intaglio printing presses are operatively-coupled to one another by a sheet processing and transporting system comprising an automated guided vehicle system for automatically transporting sheets from a sheet delivery station of the first intaglio printing press where recto printing is performed to a sheet feeding station of the second intaglio printing press where verso printing is performed.

主权项

1. An intaglio printing press system for recto-verso printing of sheets for the production of banknotes and securities, wherein the intaglio printing press system comprises first and second intaglio printing units each comprising an impression cylinder cooperating with a plate cylinder carrying at least one intaglio printing plate which is inked by an inking system and wiped by a wiping system, said first and second intaglio printing units being operatively-coupled to one another directly by a sheet transporting system comprising a chain conveyor system with spaced-apart gripper bars for transporting the sheets from the first intaglio printing unit where recto printing is performed to the second intaglio printing unit where verso printing is performed, said first and second intaglio printing units being disposed in a tandem configuration such that said impression cylinder and said plate cylinder of the first intaglio printing unit rotate in the same directions as said impression cylinder and said plate cylinder of the second intaglio printing unit, said sheet transporting system further comprising a sheet transfer arrangement for performing reversal of the sheet transport direction of the sheets before transfer thereof directly to impression cylinder of the second intaglio printing unit.