Lighting device and method for manufacturing the same
US10215365B2 · kind B2 · utility
1Cited by
10References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2013 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Dec 4, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4913
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lighting device in which a heat sink and a cover are formed by co-extrusion and a manufacturing method for the same are provided. The heat sink and the cover may be co-extruded. A shape control portion may be formed at the heat sink to control a shape of a seating portion to seat a circuit substrate during extrusion of the heat sink. In addition, a light characteristic control portion may be provided between a light emitting diode (LED) and the cover to control characteristic of light generated from the LED.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.