Security printing press and method of producing security products or security intermediates

US10265944B2 · kind B2 · utility

Assignee

• KOENIG & BAUER AG · DE

Inventors

• Sebastian Franz · Veitshöchheim, DE
• Michael Scheller · Unterpleichfeld, DE

Key dates

• Filing date: Mar 18, 2016
• Grant date: Apr 23, 2019
• Expiry date: Mar 18, 2036

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B41F33/16
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A value-document printing machine includes, in the path of the printed material, at least a first printing site, at which first printing site a printing material passing through that first printing site can be printed, in segments, on at least a first of the two sides of that first printing material in a cycle at a print image width with a cycle length that is fixed in relation to the advancing of the printing material at the printing site, with print images of a print material length that is shorter than the cycle length. A second printing site follows next downstream that first printing site and through which the printing material passing through the printing site can likewise be printed with print images on at least a second of the sides of the printing material. A dryer device has a dryer which comprises a one- or a multi-part radiation assembly and which is arranged in the printing material path one of between the first and second printing sites and in the printing material path following the second printing site. Radiation can be supplied to the printing material passing through the dryer on the transport path of the printing material in order to dry the printing material. A …