Suction transfer system for high speed paper dryer
US4757619A · kind A · utility
4Cited by
6References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 10, 1986 |
| Grant date | Jul 19, 1988 |
| Priority date | — |
| Expiry date | Oct 10, 2006 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21F2/00
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A suction transfer device located over a length of a single continuous dryer fabric extending between two rolls and below which length the web to be dried extends, with the device producing preferential negative pressure in active sections at the edges of the fabric with relation to a relatively inactive central section between said active sections.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.