Lighting device
US8939617B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | May 22, 2012 |
| Grant date | Jan 27, 2015 |
| Priority date | — |
| Expiry date | Jul 19, 2033 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21Y2115/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting device may be provided that includes: a light emitting module; a heat sink disposed on the light emitting module; a heat radiating fan disposed on the heat sink; and a housing which receives the light emitting module, the heat sink and the heat radiating fan, and includes an air inlet port and an air outlet port which are separated from each other, and includes a partition separating the air inlet port from the air outlet port, wherein the air inlet port is connected to a space between the heat radiating fan and the housing, and wherein the air outlet port is connected to a space between the heat sink and the heat radiating fan.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.