Control of lumen loss in a liquid-filled LED bulb
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United States of America Patent
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May 26, 2015
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N/A
app pub date -
Dec 12, 2013
filing date -
Dec 12, 2012
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Abstract
A liquid-filled light emitting diode (LED) bulb including a base, a shell connected to the base forming an enclosed volume, a thermally conductive liquid held within the enclosed volume, a support structure connected to the base, and several LEDs attached to the support structure. The thermally conductive liquid has an oxygen content of at least 5 cubic centimeters of oxygen per liter of the thermally conductive fluid.
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