Patent · US Expired

Printing machine with sheet-guiding surface

US5456178A · kind A · utility

7Cited by

8References

13Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Manfred Henn · Heidelberg, DE
Josef Wehle · Schwetzingen, DE
Jurgen Zeltner · Heidelberg, DE

Key dates

Filing date	Dec 30, 1993
Grant date	Oct 10, 1995
Priority date	—
Expiry date	Dec 30, 2013

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB65H2801/21
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Printing machine with a sheet-guiding surface, at least part of which is a cover surface of a pneumatic-flow box, the cover surface being formed with pass-through openings for pneumatic fluid, includes a pneumatic-flow nozzle connecting the pneumatic-flow box to a source for supplying pneumatic fluid to the pneumatic-flow box, the pneumatic-flow box having a flow resistance profile decreasing therein with increasing distance from a location at which the pneumatic-flow nozzle is connected to the pneumatic-flow box.

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