Pesquisa nas coleções internacionais e nacionais de patentes

1. (WO2018197039) PREVENTING A TRANSFER OF FRESH PRINTING INK TO THE REAR SIDE OF OTHER SHEETS DURING SHEETFED INTAGLIO PRINTING

Pub. No.:    WO/2018/197039    International Application No.:    PCT/EP2018/000216
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Tue Apr 24 01:59:59 CEST 2018
IPC: B41F 9/00
B41F 23/04
Applicants: GIESECKE+DEVRIENT CURRENCY TECHNOLOGY GMBH
Inventors: OLSCHEWSKI, Günter
SCHAMS, Jürgen
BERGMANN, Andre
HABIK, Klaus
Title: PREVENTING A TRANSFER OF FRESH PRINTING INK TO THE REAR SIDE OF OTHER SHEETS DURING SHEETFED INTAGLIO PRINTING
Abstract:
In order to prevent fresh printing ink from transferring to the rear side of subsequent or previous sheets during sheet delivery onto a delivery stack 43 in an intaglio printing press 1, the temperature of the delivery stack 43 is adjusted by cooling the sheets after the print unit 4 to a maximum value of 21°C.