LED lamp with vertical airflow channel
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United States of America Patent
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Jan 13, 2015
Grant Date -
Apr 25, 2013
app pub date -
Jun 25, 2012
filing date -
Oct 21, 2011
priority date (Note) -
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Abstract
An LED lamp includes a heat sink, a lamp shell and a light module. The heat sink includes a substrate and a plurality of fins. The substrate has a top surface and a bottom surface. The lamp shell is fixed to a periphery of the substrate. The light module is received between the lamp shell and the bottom surface of the substrate of the heat sink. The substrate defines a first through-hole through the top and bottom surfaces thereof to communicate airflow channels between the fins with a space below the bottom surface of the substrate, wherein the light module is received in the space.
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