Aroma-diffusing heating device using a replaceable aroma capsule and the aroma capsule
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United States of America Patent
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Nov 22, 2016
Grant Date -
Mar 13, 2014
app pub date -
Sep 30, 2013
filing date -
Jul 15, 2012
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Abstract
An aroma-diffusing heating device includes a heating base, and an aroma capsule detachably accommodated in the heating base and heatable by the heating base to give off fragrance. The aroma capsule includes a heat-transfer container defining a top opening, an aromatic substance held in the heat-transfer container, and a breathing film bonded to the heat-transfer container in the top opening of the heat-transfer container. The breathing film has open spaces defined therein.
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