| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a combination structure of a heat exchanger and an exhaust top which can simplify a draining structure of drainage, rainwater intruding from the external, and the like, and reduce manufacturing costs. <P>SOLUTION: A lower part of an exhaust port 23 of the heat exchanger HE receiving a heat transfer tube 4 in a case 2, is defined by an edge part 20a' of a bottom wall 20a of the case 2, the drainage flowing on the bottom wall 20a can flow into an exhaust top 6 after passing through the exhaust port 23 as it is, a flange 28 projecting downward, is formed on the edge part 20a' of the bottom wall 20a or a lower face of the edge part 20a', and the exhaust top 6 is mounted on the case 2 in a state of being partially opposed to the flange 28. <P>COPYRIGHT: (C)2011,JPO&INPIT |
