Process for making an embossed web
US8585958B2 · kind B2 · utility
13Cited by
26References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 11, 2010 |
| Grant date | Nov 19, 2013 |
| Priority date | — |
| Expiry date | May 12, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB31F2201/0738
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A process for making an embossed web. A precursor web is provided between a forming structure and a static pressure plenum. The forming structure has a plurality of discrete apertures or depressions. Pressure is provided by the static pressure plenum against the precursor web and the forming structure to force the precursor web into the apertures or depressions of forming structure to form the embossed web. The resulting embossed web has a plurality of discrete extended elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.