Light-emitting diode work light including adjustable lens
US8876329B2 · kind B2 · utility
Inventors
Key dates
| Filing date | May 3, 2013 |
| Grant date | Nov 4, 2014 |
| Priority date | — |
| Expiry date | May 3, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In accordance with various embodiments, there is provided a light-emitting diode work light, which includes a housing, a light source comprising a light-emitting diode, and a light focusing assembly comprising a lens and a focusing knob. The light focusing assembly is configured to adjust a focal distance of light emitted from the light source. The focusing knob is configured to adjust a distance between the light source and the lens. In accordance with certain embodiments, the light-emitting diode work light includes a plurality of lights sources and a plurality of light focusing assemblies. Each light focusing assembly includes a lens and a focusing knob, and is configured to adjust a focal distance of light emitted from a respective light source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.