Press section for a fibrous web
US4586984A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Mar 21, 1984 |
| Grant date | May 6, 1986 |
| Priority date | — |
| Expiry date | Mar 21, 2004 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21F3/04
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A press section for a running fibrous web, and a method of pressing therein. The press section comprises a first press zone, means for passing the fibrous web in a closed draw to the first press zone, means for changing running direction of the web after the first press zone to substantially reverse the running direction thereof, a second press zone disposed after the means for changing the running direction of the web, and a central roll forming a part of the first and second press zones, with the first and second press zones being disposed substantially opposite one another about the central press roll and constituting means for compensating compression load and weight of the central press roll, and also comprising means for directing the web in a closed draw out of the press section after the second press zone. The method of the present invention comprises the steps of disposing first and second press zones substantially opposite one another about a central roll, pressing the running web in the first press zone, changing the running direction of the web after the first press zone, directing the web into the second press zone, pressing the web in this second press zone, and direc…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.