Cavity sealing article and method
US5931474A · kind A · utility
80Cited by
25References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1998 |
| Grant date | Aug 3, 1999 |
| Priority date | — |
| Expiry date | Feb 23, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C44/188
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A planar cavity sealing article comprises: PA0 (a) at least one driver comprising a crosslinked foamable polymer, and PA0 (b) a sealer comprising an uncrosslinked foamable polymer in intimate contact with the at least one driver and substantially surrounding the at least one driver in the plane of the article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.