| 摘要 |
PROBLEM TO BE SOLVED: To provide a bubble generation device of a bubble type cleaning apparatus cleaning a surface to be cleaned by jetting jet stream water containing bubbles to the surface, and effectively forming a required amount of numerous fine bubbles. SOLUTION: The bubble generation device of a bubble type cleaning apparatus cleans a cleaning object by jetting the jet stream water containing bubbles to the cleaning object, generates numerous fine bubbles by agitating water and air by the rotation of a spiral screw in a bubble generation chamber, and feeds the water containing bubbles to a high pressure water nozzle. COPYRIGHT: (C)2009,JPO&INPIT
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