| 摘要 |
PROBLEM TO BE SOLVED: To provide a vacuum cleaner which enables the users to enjoy cleaning in a refreshing mood. SOLUTION: The vacuum cleaner is provided with the body 1 which has a built-in electric fan 25 for generating the suction air, a dust collection part 5 for trapping the dusts and an oxygen enriching means 27 for enhancing the concentration of the oxygen in the air. It is noted that the air in the room apts to be fouled during the cleaning period. In this vacuum cleaner, the air with a higher concentration of oxygen is released therefrom to make the cleaning more comfortable. The users also can directly suck the oxygen enriched air with a higher concentration of oxygen and so, carry out the cleaning work even more comfortably. COPYRIGHT: (C)2005,JPO&NCIPI
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