Cooling techniques to improve thermal performance of electroacoustic device
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United States of America Patent
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May 18, 2021
Grant Date -
Jan 24, 2019
app pub date -
Sep 21, 2018
filing date -
Jun 27, 2017
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Abstract
A loudspeaker assembly comprises an enclosure having a first end and a second end, the first end including an opening; an acoustic driver at the second end of the enclosure; an acoustic volume between the first end and the second of the enclosure; a circuit board at the first end of the enclosure; a firebox covering the opening at the first end of the enclosure, the firebox providing a convection flow path in the acoustic volume over heat-generating components of the circuit board; and a heat sink extending from the circuit board in a direction away from the acoustic volume for providing a conduction flow path through the circuit board.
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