Absorption body
US5447506A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Oct 14, 1993 |
| Grant date | Sep 5, 1995 |
| Priority date | — |
| Expiry date | Oct 14, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24603
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
The present invention relates to an absorption body intended for an absorbent product, such as a sanitary towel or an incontinence guard, and comprising an absorbent material, preferably cellulose fluff, which increases in quantity continuously from the edge margins of the article in towards the center part thereof. According to the invention, the absorption body is compressed to an essentially flat shape and exhibits a degree of compression which increases continuously from the edge margins towards the center part of the body. The invention also relates to a method of producing an essentially flat absorption body, the density of which increases continuously from the edge margins in towards the center part thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.