Patent · US Expired

Device for smear-free sheet transport in an offset printing press

US5564692A · kind A · utility

4Cited by

2References

3Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Kurt Lotsch · Wiesenbach, DE
Bernd Ruf · Weiterstadt, DE

Key dates

Filing date	Sep 26, 1994
Grant date	Oct 15, 1996
Priority date	—
Expiry date	Sep 26, 2014

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41F22/00
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Device for smear-free transport of sheets having fresh printing ink thereon on a revolvingly driven cylinder in a sheet-fed printing press includes air outlet openings for pressurized air provided on the circumference of the revolvingly driven cylinder in a sheet-bearing region thereof for bearing the sheet to be transported, and a fixed covering for closing the air outlet openings on the inside of the revolvingly driven cylinder prior to a takeover of the sheet to be transported by the revolvingly driven cylinder.

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