Multiple roll impregnator
US5149372A · kind A · utility
4Cited by
15References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 27, 1990 |
| Grant date | Sep 22, 1992 |
| Priority date | — |
| Expiry date | Feb 27, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05C3/18
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A six-roll impregnator applies resin to only one side of a fabric. The resin is then pressed through the fabric, after which a pair of rolls squeezes excess resin from the fabric. In this manner, no air is entrapped within the fabric during the impregnation process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.