| 摘要 |
<p>PROBLEM TO BE SOLVED: To reduce noise, and to improve use convenience.SOLUTION: A ventilating fan comprises: a box body which has a flange at a box opening; a panel provided on the box opening; and a fan motor provided in the box body. The panel is composed of a first panel having a first suction port and a first blowing port, and a second panel attached to a lower side of the first panel. Air passes through a clearance between the first panel and the second panel, and then enter the box body through the first suction port. The first panel is disposed so as to depressed into the box body, and a tilting portion is formed between the first suction port and an edge portion of the first panel. The second panel is provided with a second blowing port at a position corresponding to the first blowing port. The air is blown out from the box body through a blowing passage formed by the first blowing port and the second blowing port.</p> |
