LED lamp assembly
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United States of America Patent
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Sep 1, 2015
Grant Date -
Aug 29, 2013
app pub date -
May 4, 2011
filing date -
May 5, 2010
priority date (Note) -
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Abstract
There is provided a LED lamp assembly (1300) comprising a heat sink (1301) having a cooling structure with an outer circumference part and a center part (1311), which supports a plurality of LEDs, and the material thickness of the cooling structure increases inwards from the outer circumference part to the center of the heat sink. The LED assembly may further comprise a lampshade supported by the outer circumference part of the heat sink. There is also provided a LED lamp assembly comprising a heat sink having a center, an outer circumference part supporting a plurality of LEDs, and a cooling structure with a number of vent-holes allowing passage of air, the cooling structure supported by the outer circumference part and extending inwards towards the center from the outer circumference part. Furthermore, a LED lamp assembly comprises an outer circumference part which supports a plurality of LEDS and cooling fans extending inwards and tilted relatively to a center axis, the material thickness of the cooling fins decreases inwards from the outer circumference.
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