Multi-spectrum lighting device having a plurality of illumination modes
US8376574B2 · kind B2 · utility
42Cited by
18References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 17, 2011 |
| Grant date | Feb 19, 2013 |
| Priority date | — |
| Expiry date | Feb 17, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B20/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting device in the form of a handheld flashlight includes a plurality of light sources, a housing, a three-position switch, and a second switch. The plurality of light sources may include a visible light source and a non-visible light source. The three-position switch selects one of a plurality of modes, for example, a visible light enabled mode, an infrared mode, and a lockout mode. The second switch is operative to control one of the plurality of light sources based on the selected operating mode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.