Apparatus for the application on both sides of a liquid medium onto a moving material web, in particular of paper or cardboard
US5639303A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | May 9, 1995 |
| Grant date | Jun 17, 1997 |
| Priority date | — |
| Expiry date | May 9, 2015 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H25/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An apparatus for application on both sides of a liquid medium onto a moving material web, in particular of paper or cardboard, including an application (2) through which the material web (1) runs essentially from above to below with reference to a horizontal plane and in which the material web is treated on both sides with a liquid medium, and a dryer and deflector which are arranged beyond the applicator and in which the material web provided on both sides with liquid medium is dried and further transported, wherein the dryer and the deflector are connected to the applicator along the passage of the material web (1) in such a manner that, firstly a first contactlessly operating deflector (3) for deflecting the material web into an essentially horizontal direction is provided and beyond which there is arranged a first dryer (5) for drying the upper side of the material web and which is followed by a second contactlessly operating deflector (4) for deflecting the material web into a direction from below to above with respect to a horizontal plane and to which in turn there is connected a second dryer (6) for drying the lower side of the material web.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.