| 摘要 |
A rotary cleaning device for drain pipes and the like wherein a universal guide is connected to a nozzle provided at a tip of a high-pressure hose, and the tip of the high-pressure hose is drawn out into the pipe and high-pressure water from the nozzle is jetted radiantly in a slant rearward direction of the nozzle, and the tip of the high-pressure hose is arranged to advance along the pipe sequentially while the high-pressure hose is rotated, whereby the direction of the nozzle is changed according to the rotation of the high-pressure hose, and the nozzle is rotated spirally along the inner wall of the pipe by the change.
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