Lighting device and method for making the same
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United States of America Patent
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Jan 24, 2012
Grant Date -
Jul 22, 2010
app pub date -
Jan 15, 2010
filing date -
Jan 17, 2009
priority date (Note) -
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Abstract
A lighting device includes: at least one lighting module including a lead frame and a plurality of light emitting diodes packaged on the lead frame; an upper plate disposed on the lead frame, and having at least one perforated region formed with a plurality of through-holes for extension of the light emitting diodes therethrough, and at least two conductor regions respectively provided on two sides of the perforated region, the conductor regions being connected electrically to the lead frame; a heat sink disposed below the lead frame; and a plurality of fasteners fastening the lighting module to the upper plate and the heat sink such that the heat sink is in tight contact with bottom ends of the light emitting diodes.
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