Fire fighting apparatus
US6136423A · kind A · utility
22Cited by
4References
8Claims
0Family size
Inventor
Key dates
| Filing date | Feb 22, 1999 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Feb 22, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/249958
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A ceiling tile contains a plurality of shells made of a thin membrane and filled with fire retardant materials. When the shells are subjected to high temperatures, as when a fire is present in the room, the shells burst and release the fire retardant materials to extinguish the fire.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.