Compression volume compensation
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United States of America Patent
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Jun 9, 2015
Grant Date -
Jun 13, 2013
app pub date -
Jun 15, 2012
filing date -
Oct 14, 2011
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Abstract
A liquid-filled light emitting diode (LED) bulb including a base, a shell, one or more LEDs, a thermally conductive liquid, and a bladder. The shell is connected to the base and the thermally conductive liquid is held within the shell. The one or more LEDs are disposed within the shell and immersed in the thermally conductive liquid. The bladder is also immersed in the thermally conductive liquid and is configured to compensate for expansion of the thermally conductive liquid.
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