Heating device
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United States of America Patent
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Dec 23, 2014
Issued Date -
N/A
app pub date -
Oct 14, 2011
filing date -
Feb 24, 2011
priority date (Note) -
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Abstract
One aspect provides a heating device comprising a firebox having a hearth therein and first and second heat exchange chambers, and a heat exchanging plate having a first surface and a second opposing surface. The heat exchanging plate is suspended above the hearth, such that the first surface is located between the hearth and the second surface. The heat exchanging plate has lower protrusions extending from the first surface and into the first heat exchange chamber, and upper protrusions extending from the second surface and into the second heat exchange chamber. A method of manufacturing a heating device is also disclosed.
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