Recessed LED lamp unit

Details Recessed LED lamp unit Recessed LED lamp unit

2011-05-31

2011-05-31

Sember, Thomas M (Department: 2885)

Illumination

Light source and modifier

Including reflector

C362S328000, C362S329000, C362S235000

Reexamination Certificate

active

07950831

ABSTRACT:
A light emitting diode (LED) lamp unit for obtaining a thin profile display device, to improve uniformity of light, and to simplify a power connection line for operation. The LED lamp unit includes an optical lens having a central recess part and an edge, wherein the central recess part is hollowed out inwardly, and the edge is formed in shape of a flat surface or in shape of a convex lens; at least one or more LED chips arranged at fixed intervals in a lower portion of the optical lens; and a lower reflecting sheet positioned on a bottom surface of the LED chip.

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English Machine Translation (Claims, Detailed Description) of Japanese Publication JP 2000299500 A.

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