Method of strengthen a fibrous body for absorbent articles
US7807086B2 · kind B2 · utility
0Cited by
7References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 14, 2004 |
| Grant date | Oct 5, 2010 |
| Priority date | — |
| Expiry date | Jan 1, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24992
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method of strengthening a boundary region between a first portion and a second portion of a fibrous body for absorbent articles. This boundary region is provided with a pattern of compressed spots, the amount of compression being gradually increasing in a direction leading away from an edge of the first portion of the fibrous body. Also, an apparatus for performing the method and an absorbent body having a strengthened boundary region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.