Apparatus for dewatering a fiber web
US5830323A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jun 5, 1996 |
| Grant date | Nov 3, 1998 |
| Priority date | — |
| Expiry date | Jun 5, 2016 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21F3/04
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Apparatus for dewatering a fiber web between the wire section and the drying section of the paper machine and for supporting the web between those sections. A first and a second spaced apart long-nip press with a transfer belt conducting the web between the presses. A first dewatering belt carries the web through the first press. A second dewatering belt carries the web through the second press. Both the first dewatering belt and the transfer belt contact one of the top and bottom sides of the web. Both the second dewatering belt and an additional transfer belt for transferring the web to the following drying section from the second press contact the other of the top and bottom sides of the web. The first and second long-nip presses are inverted with reference to each other. There may be an additional transfer belt from the wire section or into the drying section.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.