| 摘要 |
PROBLEM TO BE SOLVED: To provide a bathroom cleaning device without the possibility of the back-flow of liquid due to piping clogging or the like without an atmosphere open part inside piping. SOLUTION: The bathroom cleaning device is provided with an air bubble generation means 18 for generating the dissolved gas of the liquid as air bubbles, thereby the dissolved gas of the liquid is utilized, the piping has no atmosphere open part on the inside, and has no possibility of the back-flow of the liquid due to pipe clogging or the like. Thus, the air bubbles are surely generated regardless of environments inside and outside a bathroom. COPYRIGHT: (C)2006,JPO&NCIPI
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