Web-fed printing machine

US10717301B2 · kind B2 · utility

Assignee

• Heidelberger Druckmaschinen AG · DE

Inventor

• Peter Hachmann · Dossenheim, DE

Key dates

• Filing date: Mar 21, 2019
• Grant date: Jul 21, 2020
• Expiry date: Mar 21, 2039

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B65H2801/15
• WIPO field: Textile and paper machines
• WIPO sector: Mechanical engineering

Abstract

A printing machine for printing on a web includes a first roller and a second roller between which the web forms a loop. A trough for pneumatically guiding the loop equidistantly to the major part of the length of curvature of the trough is provided between the first roller and the second roller.