LED lamp with an improved heat sink

Illumination – Plural light sources – With modifier

Reexamination Certificate

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Details

C362S373000, C362S145000, C362S549000, C362S294000, C362S382000

Reexamination Certificate

active

07654688

ABSTRACT:
A recessed LED lamp for being mounted in a wall or a ceiling, includes a housing (10), a printed circuit board (20) received in the housing, a plurality of LEDs (22) mounted on the printed circuit board, a casing (40) surrounding the housing, a pair of arms (50) resiliently and pivotably attached on the casing, and a heat sink (30) secured below the housing. The heat sink includes a base (32) contacting the printed circuit board and thermally connecting therewith, a plate (34) extending outwardly from the base and a plurality of fins (36) extending downwardly from the plate (34).

REFERENCES:
patent: 5632551 (1997-05-01), Roney et al.
patent: 6502975 (2003-01-01), Branstetter
patent: 6552658 (2003-04-01), Roller et al.
patent: 6578994 (2003-06-01), Beyerlein
patent: 200982565 (2007-11-01), None

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