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:
Mar. 02, 2004
Filed:
Feb. 06, 2001
Applicant:
Inventor:
Rolf van Haag, Kerken, DE;
Assignee:
Voith Paper Patent GmbH, Heidenheim, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B30B 1/122 ;
U.S. Cl.
CPC ...
B30B 1/122 ;
Abstract
A process for operating a calender roll that cooperates rotatingly with at least one other calender roll of a roll stack, at least one calender roll of the roll stack being provided with an elastic cover. The process includes operating the calender roll; and changing a mass of the calender roll during operation. Furthermore, a calender roll is provided including a roll jacket having a first and second end; a supply connection arrangement; and a mass changing device connected to the supply connection.