| 摘要 |
<p>PROBLEM TO BE SOLVED: To remove the adherend and clogging matter bonded to a lifting pipe for ground water of a hot spring or the like to prevent and eliminate the clogging of the lifting pipe. SOLUTION: The washing apparatus for the ground water storage pump is constituted of an ultrasonic washing device, wherein an ultrasonic oscillator and a metal rod are combined, and the suction device provided thereto, and the adherend and clogging matter bonded to the lifting pipe are removed while peeled.</p> |
