US 6,982,518 B2
Methods and apparatus for an LED light
Der Jeou Chou, Mesa, Ariz. (US); Daniel Nelson, Cave Creek, Ariz. (US); and Thomas Kulaga, Chandler, Ariz. (US)
Assigned to Enertron, Inc., Mesa, Ariz. (US)
Filed on Sep. 16, 2004, as Appl. No. 10/943,061.
Claims priority of provisional application 60/540743, filed on Jan. 30, 2004.
Claims priority of provisional application 60/507858, filed on Oct. 01, 2003.
Prior Publication US 2005/0073244 A1, Apr. 07, 2005
Int. Cl. H01L 33/00 (2006.01); F21V 29/00 (2006.01)
U.S. Cl. 313—46 7 Claims
OG exemplary drawing
 
1. An LED lighting device for use in place of a commercial-standard light bulb, the commercial-standard light bulb having a first outer surface profile, the LED lighting device comprising:
an LED light engine and a self-contained power converter; and
a heat sink in communication with said LED light engine and a socket connector for dissipating energy generated by the LED light engine, said heat sink including a plurality of fins situated radially with respect to the major axis of said heat sink and having a second outer surface profile configured to substantially mimic said first outer surface profile, wherein said self-contained power converter is contained within said socket connector and said light engine is embedded in a recessed cavity formed in a first end of said heat sink, wherein said recessed cavity includes a surface comprising a reflecting surface, and said socket connector is configured to electrically and mechanically connect to a commercial lamp fixture.