LED illumination device having a heat sink with a plurality of sets of fins defining air tunnels of different sizes
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United States of America Patent
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Feb 28, 2017
Grant Date -
Jul 28, 2016
app pub date -
Feb 5, 2015
filing date -
Jan 22, 2015
priority date (Note) -
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status (Latency Note)
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Abstract
An LED illumination includes a heat sink, and an LED module mounted on the heat sink. The heat sink includes a base, a receiving tube extending upwardly from a first face of the base, and a plurality of fins arranged on the first face of the base and surrounding the receiving tube. The plurality of fins extends radially and outwardly beyond an outer periphery of the base in relation to the receiving tube. A band engages and encloses the plurality of fins. A plurality of air tunnels are defined between the base, the band and the plurality of fins. The LED module is mounted on a second face of the base opposite to the first face.
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