Papermakers superimposed felt with voids formed by removing yarns
US4537816A · kind A · utility
34Cited by
1References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1984 |
| Grant date | Aug 27, 1985 |
| Priority date | — |
| Expiry date | Oct 10, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/3724
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A papermakers felt having improved void volume and a method for manufacturing of the felt are disclosed. The felt as woven comprises at least three plies with one ply being comprised of removable yarns. Through removal of the removable yarns, a series of voids are created in the final felt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.