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. 15, 2014
Filed:
Dec. 04, 2008
Applicants:
Gunnar Edvardsson, Bohus Björkö, SE;
Ted Guidotti, Göteborg, SE;
Inventors:
Gunnar Edvardsson, Bohus Björkö, SE;
Ted Guidotti, Göteborg, SE;
Assignee:
SCA Hygiene Products AB, Gothenburg, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C 67/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for forming an absorbent core. The method includes the steps of forming and compressing an absorbent core, followed by passing the absorbent core through a subsequent nip between two rolls. At least one of the rolls has a surface including an elastic material, such that the hard-spot number of the absorbent core is reduced. Also, a device for forming absorbent cores as well as absorbent cores produced using the method.