| 摘要 |
PROBLEM TO BE SOLVED: To provide a heat exchanger capable of preventing a refrigerant from being mixed in a water passage. SOLUTION: In a hot water supply heat exchanger 14, in a cross section cut at a virtual plane including a thickness direction Y of a core plate 25, a sub plate 36 is provided within a range in which a tube connecting portion 31 where each of a plurality of tubes 23 is brazed and joined to a tube surface part 28 is projected in the thickness direction Y. COPYRIGHT: (C)2009,JPO&INPIT
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