Patent · US Expired

Device and method for depositing printed sheets on a stack without smearing

US6056287A · kind A · utility

9Cited by

3References

2Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Roland Hirth · Münstermaifeld, DE
Udo Lautenklos · Wald-Michelbach, DE
Richard Mack · Kennesaw, US
Georg Roessler · Angelbachtal, DE
Bernhard Wagensommer · Wiesloch, DE

Key dates

Filing date	May 27, 1997
Grant date	May 2, 2000
Priority date	—
Expiry date	May 27, 2017

Classification

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

Abstract

A device for depositing paper sheets, in particular on a sheet pile or stack in a delivery of a printing machine, includes a revolving belt, a drive motor for driving the revolving belt separately from any other drive system, and at least one suction device having a discretely effective suction action, the suction device being disposed on the revolving belt, the revolving belt being constructed as a toothed belt for transmitting torque and synchronicity between the drive motor and the suction device; and a method of operating the depositing device.

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