Light emitting diode (LED) light bulbs

Details Light emitting diode (LED) light bulbs Light emitting diode (LED) light bulbs

2005-09-27

2005-09-27

Sember, Thomas M. (Department: 2875)

Illumination

Plural light sources

C362S294000, C362S545000, C362S236000, C362S800000, C362S230000, C362S259000, C362S126000, C315S071000

Reexamination Certificate

active

06948829

ABSTRACT:
A light emitting diode (LED) light bulb that includes plural individual elements as sub-assembly elements of the overall light bulb. Different sub-assembly elements of a lens, a LED printed circuit board, a housing also functioning as a heat sink, a lower housing, and other individual sub-assembly components are utilized. The LED printed circuit board sub-assembly containing the LEDs can also be provided relatively close to a base.

REFERENCES:
patent: 4727289 (1988-02-01), Uchida
patent: 6227679 (2001-05-01), Zhang et al.
patent: 6499860 (2002-12-01), Begemann
patent: 6659632 (2003-12-01), Chen

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