Illumination device
US8256926B2 · kind B2 · utility
5Cited by
6References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 17, 2009 |
| Grant date | Sep 4, 2012 |
| Priority date | — |
| Expiry date | Jan 1, 2030 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An illumination device includes a lampshade, a heat dissipation module, a light module and a lamp cap. The lampshade includes a shell and an optical lens fixed on the shell. The heat dissipation module includes a plurality of heat sinks, a bottom plate coupled to the heat sinks, and a cavity defined in the center of the heat dissipation module. The light module is received in the cavity and toward the optical lens, including a substrate and a light source mounted on the substrate. The lamp cap is coupled to the heat dissipation module and away from the optical lens.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.