Patent · US Expired

Device for register adjustment on a sheet-fed printing press

US5802973A · kind A · utility

13Cited by

4References

15Claims

0Family size

Assignee

Heidelberger Druckmaschinen AG · DE

Inventors

Tobias Mueller · Gelnhausen, DE
Anton Rodi · Leimen, DE
Klaus Mueller · Dreieich, DE
Holger Leonhardt · Meckesheim, DE

Key dates

Filing date	Oct 12, 1995
Grant date	Sep 8, 1998
Priority date	—
Expiry date	Oct 12, 2015

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB41F33/0081
WIPO fieldTextile and paper machines
WIPO sectorMechanical engineering

Abstract

Register adjustment device in a sheet-fed printing press having adjusting elements for adjusting a printing operation thereof includes a position sensor, a light source for supplying light to the position sensor, and an evaluating unit connected to the position sensor for receiving data therefrom regarding registration of printing material traveling on a path through the printing press, and the evaluating unit being further connected to the adjusting elements of the printing press for adjusting a printing operation thereof in accordance with the data, the position sensor being disposed in the vicinity of the printing-material travel path so as to determine a respective register affecting the printing material, the position sensor having at least two sensor heads disposed at spaced distances from one another; and a method of register-adjustment.

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