| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a water cleaner which enhances water cleaning efficiency by charcoal and aeration and enables the high-degree cleaning of a large amount of water by the combination with a flowing water device. <P>SOLUTION: An aeration pipe 2 is inserted in the central part of a reticulated bag 1 made of a synthetic resin and the space between the inner wall of the reticulated bag 1 and the outer wall of the aeration pipe 2 is filled with charcoal 3 to constitute a water cleaning unit 5. The water cleaning unit 5 is suspended from a float 6 through a string 4 and the length of the string 4 is made regulable to install a necessary number of the water cleaning units 5 at a place where water is cleaned extremely well. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
