SERPENTINE HEAT EXCHANGER
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United States of America Patent
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Issued Date -
May 1, 2014
app pub date -
May 21, 2012
filing date -
Jun 17, 2011
priority date (Note) -
Abandoned
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Abstract
A serpentine heat exchanger includes a tube formed by bonding two press-molded tube sheets and folded back in a serpentine shape, and a corrugated fin arranged in a space enclosed by the tube that is folded-back. An inside of a folded-back portion of the tube includes a plurality of protrusions at a distance from one another, the protrusions protruding from one tube sheet and contacting the other tube sheet.
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