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. 13, 2001
Filed:
Jun. 24, 1999
Applicant:
Inventors:
John Shakespeare, Siuro, FI;
Juha Kniivilä, Tampere, FI;
Assignee:
Neles Paper Automation Oy, Tampere, FI;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D21F 7/00 ; D21F 1/100 ;
U.S. Cl.
CPC ...
D21F 7/00 ; D21F 1/100 ;
Abstract
Method and apparatus for controlling moving paper web during manufacture or subsequent processing, wherein a web elongation profile and a moisture profile are measured. The web elongation is governed by at least two CD moisture actuators, which are situated at different stages in the web manufacturing process or subsequent processing. Means for measuring the web elongation profile and the moisture profile are situated after the CD actuators.