Emergency illumination system based on LED combined LED lamps
US8614549B2 · kind B2 · utility
Inventors
Key dates
| Filing date | Dec 31, 2011 |
| Grant date | Dec 24, 2013 |
| Priority date | — |
| Expiry date | Jun 17, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/20
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention is providing an emergency illumination system based on combined LED lamps, comprising: combined LED lamps, a power driver of the lamps, an electromagnetic sensors, an emergency controller, a storage battery and an emergency charger; said external power supply, electromagnetic sensors, power driver of the lamps and conventional illumination LED lamps are in turn connected to form a conventional illumination load circuit; said external power supply, electromagnetic sensors, emergency charger, storage battery are in turn connected to form an emergency illumination charging circuit; magnetic catheter in said electromagnetic sensors serving as a start switch connects with said emergency controller; said emergency controller connects to the storage battery and emergency illumination LED lamps respectively thereby forming an emergency illumination load circuit; It is an uninterrupted illumination system, which comprise a dual-use lamp consisting of conventional illumination, and emergency illumination.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.