Discrete cells forming distinct pillow regions
US11807991B2 · kind B2 · utility
0Cited by
1References
40Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 2020 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Aug 2, 2041 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H27/40
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Belts and fibrous structures of the present disclosure may comprise discrete cells comprising one or more legs and/or one or more concavities in certain patterns or Cell Groups. The Cell Group(s) may comprise pillows having different densities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.