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:
Apr. 17, 2012
Filed:
Apr. 27, 2006
Henrik Carlén, Västra Frölunda, SE;
Ralph Dovertie, Västra Frölunda, SE;
Anders Norder, Lindome, SE;
Henrik Carlén, Västra Frölunda, SE;
Ralph Dovertie, Västra Frölunda, SE;
Anders Norder, Lindome, SE;
SCA Hygiene Products AB, Gotebörg, SE;
Abstract
A method for detection of a synchronizing mark () being used in synchronized positioning of at least one essentially continuous material web (), for manufacturing products () that have printed motifs () or similar processed elements, which material web () is intended to be divided into a nominal division length (L) and has synchronizing marks () with a periodicity (L), which method includes: detection of the respective synchronizing mark () for positioning the respective motif () in a predetermined position on the respective product (), which detection is carried out along a predetermined in the machine direction longitudinal section () of the material web (), and detection of the synchronizing mark () by distinguishing its color or color combination from colors or color combinations in the rest of said section (). An arrangement for such detection, and an absorbent product.