| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a silent air cleaner of which dimensions in every direction is small and which requires small installation space. <P>SOLUTION: This air cleaner includes a dust collection filter, a deodorization filter or the like, a centrifugal fan such as multi blade type driven by a motor at a suction port. Output ports of an involute casing surrounding the centrifugal fan are formed not only one, but two or three directions of left, right or top and the product is constructed to have a plurality of output ports. <P>COPYRIGHT: (C)2004,JPO |
