| 摘要 |
PROBLEM TO BE SOLVED: To enable residents of each apartment of a multiple dwelling house, etc. to easily clean a drainage path thereof without depending on a professional cleaning contractor. SOLUTION: The cleaning device for a drainage pipe comprises a cleaning water storage means 20 for storing the water for cleaning, a cleaning hose 30 provided with a nozzle 31 at its tip, a water supply motor M1 which is used to drive a water supply pump 40 for supplying the cleaning water in the storage means 20 to the cleaning hose 30, a winding drum 50 for winding the cleaning hose 30 or veering it out to move the nozzle 31 back and forth inside the drainage pipe, a drum rotation motor M2 for rotating the winding drum 50, a case 60 for housing the winding drum 50 and the cleaning hose 30 air-tightly and water-tightly, which case 60 is connected to the drainage pipe, and a control device C for controlling the rotation of the water supply motor M1 and the drum rotation motor M2. COPYRIGHT: (C)2005,JPO&NCIPI
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