Method and apparatus for forming fluff pads for diapers and the like
US5097574A · kind A · utility
4Cited by
15References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 1990 |
| Grant date | Mar 24, 1992 |
| Priority date | — |
| Expiry date | Dec 3, 2010 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F13/15658
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method and apparatus for forming fluff pads and the like wherein fluff providing material webs are introduced into separate hammermills and then delivered through a plurality of ducts through a moving screen under vacuum and wherein the ducts are characterized by reverse bends to densify the particle stream at the outside of the curvature for generally perpendicular deposition on the screen.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.