Enhanced soil removal from paper machine forming fabrics
US4822454A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 24, 1986 |
| Grant date | Apr 18, 1989 |
| Priority date | — |
| Expiry date | Dec 24, 2006 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21F1/32
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
This invention relates to the removal of soil from paper machine forming fabrics. More particularly, this invention is directed to a method and apparatus for removing contaminants from forming fabric in a papermaking machine wherein the forming fabric moves in a longitudinal direction, the apparatus includes a set of bristles having upper and lower ends and arranged above the forming fabric, the lower ends of the bristles being in contact with the upper surface of the forming fabric and the upper ends of the bristles being engaged by a bristle holder, the bristle holder being supported by a support device and the bristles being comprised of a lower surface energy material oleophilic to polyester at a water/oil interface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.