Shaped article with thermoformed composite sheet
US5635271A · kind A · utility
89Cited by
4References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 2, 1994 |
| Grant date | Jun 3, 1997 |
| Priority date | — |
| Expiry date | Sep 2, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/667
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An improved shaped article comprising a thermoformed composite sheet, which is a layer of thermoplastic polymer attached to a surface of a lightweight conformable fabric, the other surface of the fabric being attached to a layer of rigid foam, provides the article with improved wall thickness uniformity and impact resistance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.