Patent · US Expired

Device and method for acting upon sheets in a sheet delivery system

US5832826A · kind A · utility

13Cited by

11References

11Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Richard Mack · Kennesaw, US
Bernhard Waltenberger · Mannheim, DE
Bernd Stephan · Schweinfurt, DE

Key dates

Filing date	Dec 19, 1996
Grant date	Nov 10, 1998
Priority date	—
Expiry date	Dec 19, 2016

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB65H2801/21
WIPO fieldHandling
WIPO sectorMechanical engineering

Abstract

A device and a method for acting upon sheets in a sheet delivery system of a printing press, wherein sheets can be printed selectively on one side and on both sides thereof, includes a sheet tautener having a surface by which it is integrated into at least one adjacent sheet feeding plane, mounting supports for the sheet tautener, and adjacent air nozzles for forming an air cushion on the sheet tautener when the printing press is in a single-sided printing mode for printing on one side thereof and is in a first-form and perfecter printing mode for printing on both sides thereof.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.