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. 15, 2011
Filed:
Aug. 18, 2009
Darrell Ian Brown, Mason, OH (US);
Bradley Edward Walsh, Cincinnati, OH (US);
Joseph Allen Eckstein, Sunman, IN (US);
Horst Blessing, Cincinnati, OH (US);
Volker Maier, Euskirchen, DE;
Siegfried Link, Schleiden, DE;
Darrell Ian Brown, Mason, OH (US);
Bradley Edward Walsh, Cincinnati, OH (US);
Joseph Allen Eckstein, Sunman, IN (US);
Horst Blessing, Cincinnati, OH (US);
Volker Maier, Euskirchen, DE;
Siegfried Link, Schleiden, DE;
The Procter & Gamble Company, Cincinnati, OH (US);
Abstract
A method and apparatus for forming a batt of particulate material which may be used in an absorbent article. The apparatus may include a vacuum zone, an air impermeable fence zone adjacent to the vacuum zone, and an air permeable fence zone adjacent to the vacuum zone. The air permeable fence zone may comprise an ambient air entry conduit in communication with an ambient air exit port. The method may include providing a laydown drum and a first web of material, positioning the first web of material substantially adjacent to the laydown drum, generating a vacuum through the laydown drum, depositing particulate matter onto the first web of material, and rotating the laydown drum.