Apparatus for and method of coating a wear layer of a carpeting strip with curable latex foam
US4239821A · kind A · utility
18Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 10, 1979 |
| Grant date | Dec 16, 1980 |
| Priority date | — |
| Expiry date | Apr 10, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24793
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An apparatus and method for continuously coating a bottom surface of a wear layer of a carpeting strip with latex foam during continuous manufacture of the carpeting strip and wherein such latex foam is cured to define a compressible backing material for the wear layer of such carpeting strip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.