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:
Sep. 30, 2003
Filed:
Jun. 05, 2002
Applicant:
Inventors:
Rolf Kündgen, Eppelheim, DE;
Burkhard Maass, Heidelberg, DE;
Assignee:
Heidelberger Druckmaschinen AG, Heidelberg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41L 4/714 ; B41F 2/700 ;
U.S. Cl.
CPC ...
B41L 4/714 ; B41F 2/700 ;
Abstract
A device for automatically changing printing plates is provided in a printing machine having a plate cylinder to which a printing plate is to be fed and on which the printing plate is to be fixed detachably. The device includes a transport system for conveying the printing plate while permitting axial compensating movements thereof. The transport system has at least one driven transport roller and an air cushion for holding the conveyed printing plate in contact with the transport roller. The plate-holding air cushion is formed between a counterpressure element, on one side, and the printing plate, on the other side.