| 摘要 |
PROBLEM TO BE SOLVED: To provide an air cleaner capable of removing dust sticking to a main filter while automatically scraping and collecting the dust to prevent the dust from scattering. SOLUTION: The air cleaner is obtained which removing the dust stuck to a pre-filter 8 while the dust can be collect to a scraping dust receiving part 5 by a brush 18 to prevent the dust from scattering by installing an air feeding means 5 and a main filter 8 installed in an air flow passage 4 in a body 3, a cleaning means 9 comprising the brush 18 for cleaning the main filter 8 and a dust receiving part 15, a traveling means 10 formed by installing a rack 12 on a filter frame 7 so that the cleaning means 9 may automatically travel along the main filter 8, and an automatic traveling means 11 installing a motor for traveling 14 so that the traveling means 10 may automatically travel. COPYRIGHT: (C)2007,JPO&INPIT
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