| 摘要 |
PROBLEM TO BE SOLVED: To provide an air conditioner with improved dust collection efficiency. SOLUTION: The air conditioner 1 comprises a dust collecting means 40 and a standing sound wave generating means 50. This dust collecting means 40 includes a catching means 43 which catches minute particles 60 in air. The standing sound wave generating means 50 generates standing sound waves 51, 56 in air. The standing sound wave generating means 50 is placed on the upstream side of the air flow of the catching means 43. COPYRIGHT: (C)2004,JPO
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