Device for applying a film of liquid film to a web of goods
US5243841A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Aug 19, 1991 |
| Grant date | Sep 14, 1993 |
| Priority date | — |
| Expiry date | Aug 19, 2011 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06B1/06
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A device for applying a laminar flowing liquid film of considerable width, the film being uniformly thin over the working width, to a continuously advanced web of goods includes a liquid distribution device supplied with liquid fed by a pump and provided with a plurality of liquid distribution chambers and an associated guide surface from which the liquid film flows onto the web of goods. The liquid distribution chamber is connected by a supply line with the pump and the guide surface extend over a working width greater than the cross section the of supply line. Each liquid distribution chamber extend only over an exactly defined working width which is narrow by comparison with the width of the wider web of goods, and each chamber is connected with only one liquid supply line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.