LED retrofit for fluorescent backlit signs

Details LED retrofit for fluorescent backlit signs LED retrofit for fluorescent backlit signs

2009-07-23

2011-12-27

Ton, Anabel (Department: 2875)

Illumination

Plural light sources

With support

C362S800000, C362S253000, C362S217010, C362S221000, C362S227000

Reexamination Certificate

active

08083373

ABSTRACT:
The present invention relates to an LED assembly designed to supplant fluorescent tubes, comprising: an array of standardized LED modules affixed to a lightweight frame resulting in a uniform two dimensional array of LEDs casting their light directly onto a translucent sign panel or, alternatively, a light defusing panel for area lighting. When the application is to retrofit a fixture with fluorescent tubes, the assembly is provided with adapters that attach to the fluorescent tube receptacles.

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patent: 7482761 (2009-01-01), Yang
patent: 7488086 (2009-02-01), Wu et al.
patent: 7556396 (2009-07-01), Kuo et al.
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patent: 7635201 (2009-12-01), Deng
patent: 7670040 (2010-03-01), Park
patent: 2009/0091929 (2009-04-01), Faubion
patent: 2010/0124007 (2010-05-01), Yamamoto et al.
patent: 2010/0232154 (2010-09-01), Chen

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