Pocket ventilator device and method
US9605381B2 · kind B2 · utility
1Cited by
18References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 23, 2015 |
| Grant date | Mar 28, 2017 |
| Priority date | — |
| Expiry date | Sep 23, 2035 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21F5/042
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A system and a method for ventilating an offset pocket space located in a drying section of a papermaking machine, the offset pocket space being situated between three axially parallel drying cylinders over which a paper web consecutively runs, a first and a third of the drying cylinders being vertically spaced from a second of the drying cylinders, the method comprising creating a positive pressure zone between the body and the felt between the third cleft and the second cleft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.