Multiple hardness roll cover
US5887517A · kind A · utility
9Cited by
28References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 24, 1997 |
| Grant date | Mar 30, 1999 |
| Priority date | — |
| Expiry date | Oct 24, 2017 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21G1/0233
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A soft nip calender employing a compliant roll constructed of circumferentially superpositioned layers of compliant material which are progressively less compliant as the layers approach an underlying steel roll.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.