Patent · US Expired

Absorbent article with high stiffness

US6350257B1 · kind B1 · utility

19Cited by
61References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 2, 1999
Grant dateFeb 26, 2002
Priority date
Expiry dateAug 2, 2019

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61F2013/49493
  • WIPO fieldMedical technology
  • WIPO sectorInstruments

Abstract

The invention relates to an absorbent article such as a sanitary napkin, an incontinence guard, or a panty-liner, which article has a generally elongated shape with a longitudinal direction and a transverse direction and exhibits two side edges (9, 10), two end portions (6, 7), and a crotch portion (8) located between the end portions (6, 7), which article further exhibits a liquid-pervious cover layer (2), intended to be facing the user during use, and a liquid-impervious cover layer (3), intended to be facing away from the user during use. The article comprises at least within the crotch portion (8) a stiffening element (15) of a material with a very high intrinsic stiffness, whereby the article in the crotch portion (8) has an extension in the transverse direction which during use of the article is between 40 mm and 15 mm and preferably is between 20 mm and 35 mm.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.