Lamp bulb provided with a lamp burner switch
US7665882B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Nov 25, 2008 |
| Grant date | Feb 23, 2010 |
| Priority date | — |
| Expiry date | Nov 25, 2028 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF21V23/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lamp bulb provided with a lamp burner switch according to this invention comprises a plurality of LEDs. The LEDs are provided on a substrate and further connected to a lamp burner. Each of the LEDs has a first pin and a second pin that is connected to the lamp burner. A switch device is provided passing through the crest of lamp burner at a side opposite to the LED, and one terminal of the switch device is connected to a lamp socket; the other terminal is properly kept at an interval from the first pin of LED, and the switch device is pushed contact the first pin. Further, the switch device is connected to a power unit that is next connected to the lamp burner. Thus, the electric power of power unit may be applied to continuously illuminate for a determined period of time of power outage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.