Method for making a bulked web
US6726870B1 · kind B1 · utility
50Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 17, 2000 |
| Grant date | Apr 27, 2004 |
| Priority date | — |
| Expiry date | Jul 17, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1023
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method for making a bulky web. A web is fed in a first direction. The web is subjected to incremental stretching in a direction perpendicular to the first direction to provide a bulky web. The bulky web is then stabilized to provide a stabilized bulked web, Optionally, the bulky web may be gathered after it has been subjected to incremental stretching.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.