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. 22, 2003
Filed:
Apr. 05, 2001
Andreas Flohr, Mulheim/Ruhr, DE;
Georg Pescher, Bad Soden, DE;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
A method for forming an apertured web which may be used as a topsheet on a disposable absorbent article, such as a diaper. The web ( ) is fed in as machine direction through a first nip ( ) formed by a pair of rollers one of the rollers having a smooth outer surface and the other roller having an outer surface with a plurality of projections extending from it's outer surface. At least one of the rollers of the first nip ( ) is heated. The first nip ( ) apertures the web with a plurality of apertures each having a fused perimeter. The web ( ) is then cooled to solidify the fused perimeter of the apertures. The web ( ) is then fed through a second nip ( ) formed by a pair of rollers to break the solidified fused perimeter of the apertures. One of the rollers of the second nip ( ) has an outer surface with a plurality of grooves.