Positive temperature coefficient heater
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United States of America Patent
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Feb 14, 2012
Grant Date -
Jun 10, 2010
app pub date -
Jun 25, 2009
filing date -
Dec 5, 2008
priority date (Note) -
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Abstract
A positive temperature coefficient heater may include at least one positive temperature coefficient rod having a heating module inserted into a rod case made of brass and plated with tin, at least one heat-radiating fin made of brass, plated with tin, and contacted and coupled with each of opposite outer faces of the positive temperature coefficient rod, and upper and lower housings coupled to opposite longitudinal ends of the positive temperature coefficient rod, wherein the positive temperature coefficient rod and the heat-radiating fin are joined together by soldered portions.
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