Patent · US Expired

Sheet delivery for a sheet-fed printing press

US5823526A · kind A · utility

2Cited by

7References

13Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Michael Voge · Malsch, DE
Roland Hirth · Münstermaifeld, DE
Gerhard Pollich · Heidelberg, DE

Key dates

Filing date	Jul 15, 1996
Grant date	Oct 20, 1998
Priority date	—
Expiry date	Jul 15, 2016

Classification

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

Abstract

Sheet delivery for a sheet-fed printing press having gripper systems arranged on conveyor chains or toothed belts revolvingly guided and driven by guide wheels, the gripper systems being activatable by a locally fixed control member for gripping sheets individually at respective leading edges thereof and for releasing the sheets in vicinity of a sheet pile, and including guideways for slidingly guiding the conveyor chains, includes rollers with roller bearings fastened to the conveyor chains or toothed belts, the rollers, in regions of increased load, being movable into separate roller guides arranged on a frame of the printing press, for transmitting to the printing-press frame forces which act upon the conveyor chains or toothed belts.

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