| 摘要 |
PROBLEM TO BE SOLVED: To provide a vacuum cleaner capable of improving dust catching efficiency further. SOLUTION: An inner case 10 which houses a motor-driven blower 30 and is provided with an HEPA filter 40 on the upper part is housed inside a case body 2. Between the exhaust jetting port 34 of the motor-driven blower 30 and the HEPA filter 40, a closed space S is formed by the inner case 10, and all exhaust gas discharged from the exhaust jetting port 34 of the motor-driven blower 30 passes through the HEPA filter 40. Also, a discharge electrode 50 is provided in the closed space S. COPYRIGHT: (C)2008,JPO&INPIT
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