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. 12, 2006
Filed:
Oct. 27, 2003
Gerhard Johner, Gelnhausen-Meerholz, DE;
Markus Kirst, Büttelborn, DE;
Ruth Kremer, Steinbach, DE;
Uwe Wilms, Schoneberg, DE;
Rainer Schneider, Lorch, DE;
Gerhard Johner, Gelnhausen-Meerholz, DE;
Markus Kirst, Büttelborn, DE;
Ruth Kremer, Steinbach, DE;
Uwe Wilms, Schoneberg, DE;
Rainer Schneider, Lorch, DE;
MAN Roland Druckmaschinen AG, Offenbach, DE;
Coatec Gesellschaft für Oberflächenveredelung GmbH & Co., Schlüchtern, DE;
Abstract
A printing and/or varnishing machine having a plurality of sheet-guiding cylinders in which at least one of the cylinders has an outer detachable packing which has enhanced ink repellent characteristics and which significantly reduces wear. The packing has a layered structure which includes a flexible backing material, the underside of which is assigned to the base body of the sheet-guiding cylinder, a coatingof molybdenum or tungsten carbide/cobalt which is adhesively applied to the upper side of the backing material, and a sealing layerof a material made from the group of polysiloxanes which is adhesively applied to the upper side of the coating. The side of the packingswhich faces the material to be printed has a surface profile consisting of coneswith rounded tipsfor reduced sheet contact.