The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 07, 2014
Filed:
Dec. 20, 2011
Applicants:
Rudolf Leib, Wiesloch, DE;
Josef Winkelmann, Reken, DE;
Ralf Würdinger, Schwetzingen, DE;
Inventors:
Assignee:
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41L 3/02 (2006.01); B41F 5/02 (2006.01); B41F 19/00 (2006.01); B41F 23/08 (2006.01);
U.S. Cl.
CPC ...
B41F 23/08 (2013.01); B41F 19/00 (2013.01); B41P 2213/734 (2013.01);
Abstract
A production unit for a printing material processing machine includes a drive, a computer, a cylinder and an associated impression cylinder having a circumference different from that of the cylinder. Provision is made to detect an increase in drive torque on the cylinder and to calculate therefrom a differential angle of rotation varying at least over one revolution between the cylinder and the impression cylinder in the computer, to be used to actuate the drive of the cylinder. A printing press having at least one production unit is also provided.