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1. (WO2017068167) VACUUM TRANSPORT METHOD AND VACUUM CHAMBER FOR AN INKJET PRINTING MACHINE, AND INKJET PRINTING MACHINE

Pub. No.:    WO/2017/068167    International Application No.:    PCT/EP2016/075470
Publication Date: Fri Apr 28 01:59:59 CEST 2017 International Filing Date: Sat Oct 22 01:59:59 CEST 2016
IPC: B65H 5/22
B41J 11/00
Applicants: TOUTIN SERVICE
Inventors: NICOLE, Marc
REBET, Sylvain
Title: VACUUM TRANSPORT METHOD AND VACUUM CHAMBER FOR AN INKJET PRINTING MACHINE, AND INKJET PRINTING MACHINE
Abstract:
The present invention relates to a method for transporting cardboard sheet elements 12 in an inkjet printing machine 10 comprising a vacuum transport device 13 and at least one printing head 14, - during a pressing phase, a vacuum effect is applied through the vacuum transport device 13 to each cardboard sheet element 12 as it passes under a printing head 14; - during a shutoff phase, the vacuum effect is interrupted under any printing head 14 under which a gap separating two cardboard sheet elements 12, 12' passes. The invention also relates to a vacuum chamber 20 for implementing the method, comprising a shutoff device 21 for interrupting the vacuum effect, and to an inkjet printing machine 10 comprising such a vacuum chamber 20.