Fire protection element
US11147993B2 · kind B2 · utility
0Cited by
2References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 7, 2018 |
| Grant date | Oct 19, 2021 |
| Priority date | — |
| Expiry date | Apr 16, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02G3/22
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fire protection element is useful for the separation of openings passing through walls or ceilings, and in particular useful for line passages. The fire protection element has a molded part with a honeycomb structure made from intumescent material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.