Fire barrier
US5461838A · kind A · utility
21Cited by
16References
16Claims
0Family size
Inventor
Key dates
| Filing date | Aug 25, 1994 |
| Grant date | Oct 31, 1995 |
| Priority date | — |
| Expiry date | Aug 25, 2014 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04B1/948
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A fire barrier for use in dynamic voids to seal against the spread of fire. Flexible barrier material is suspended below a lazy tong arrangement spanning the void while the edges of the barrier material are biased against the walls of the joint to provide the necessary seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.