LED lamp
US7066626B2 · kind B2 · utility
84Cited by
2References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 8, 2004 |
| Grant date | Jun 27, 2006 |
| Priority date | — |
| Expiry date | Aug 11, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/855
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
An LED lamp including a circuit substrate (22) on which an electrode pattern is formed, a reflecting frame (31) including a tapered concave portion (32) having an inner peripheral surface broadening toward an upper end of the reflecting frame, a light emitting unit (27) disposed on a central portion of the concave portion (32), an air layer (40) disposed above the light emitting unit (27), and a lens body (44) provided through the air layer above the reflecting frame (31), the reflecting frame being provided with an air hole (45) for communicating the air layer with an outside area of the LED lamp.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.