LED tube lights with clear bottom base

Details LED tube lights with clear bottom base LED tube lights with clear bottom base

2006-07-11

2008-12-09

Husar, Stephen F (Department: 2875)

Illumination

Plural light sources

With modifier

C362S240000, C362S800000

Reexamination Certificate

active

07461947

ABSTRACT:
A high power LED lamp and method for retrofitting conventional traffic signal lamps. The LED lamp includes a housing, a power supply disposed in the housing, a plurality of LEDs mounted to a substantially planar mounting surface in the housing and electrically connected to the power supply for producing diverging light, and a threaded electrical connector extending from the housing. The method includes replacing a convention incandescent light bulb with the LED lamp, and installing a Fresnel lens inside the traffic signal lamp that collimates and just fills and illuminates the outer lens of the traffic signal lamp.

REFERENCES:
patent: 6969179 (2005-11-01), Sloan et al.
patent: 7213941 (2007-05-01), Sloan et al.
patent: 2003/0112627 (2003-06-01), Deese

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