| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a water cleaning apparatus capable of being automatically washed at a set time without using a storage battery and capable of sufficiently washing a filter. SOLUTION: The water cleaning apparatus has a pump generating water streams so as to pass them through the filter arranged under the surface of a water area to be cleaned, a washing device for washing the filter, a solar cell 17 for generating power supplied to the pump and the washing device, a controller 50 for controlling the driving of the pump and the washing device, the timepiece 58 connected to the controller 50, a battery 60 provided separately from the solar cell 17 to supply drive power to the timepiece 58 and a memory 59 connected to the controller 50 for storing the standard time becoming the judge standard of the driving of the washing device and the integrated value of the time more than the predetermined washing voltage during the driving of the washing device.</p> |
