LED lamp with a heat dissipation device
US7766513B2 · kind B2 · utility
27Cited by
4References
16Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 25, 2008 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | Sep 26, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An LED lamp includes a heat sink, a triangular-shaped ridge positioned on the heat sink and an LED module mounted on the ridge. The heat sink includes a base and a plurality of first and second fins respectively extending from a first and a second surface of the base, with a plurality of channels defined between the first and second fins. The ridge is positioned on the second surface of the base. The ridge has a lateral surface which has a height decreasing from a middle to a lateral side of the ridge and decreasing from a rear end to a front end of the ridge. The LED module is mounted on the lateral surface of the ridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.