| 摘要 |
PROBLEM TO BE SOLVED: To solve such a problem that a user needs to assume unstable posture for removing dust and soil from a bathtub and the user can not efficiently clean the bathtub, resulting in loss of plenty of useful bath water in a few days, and cleaning work of the bathtub is difficult for, in particular, an elderly person. SOLUTION: When a bath water filter is floated in soiled bath water, a switch is automatically turned ON to begin filtering the bath water. After several minutes, power for a submerged pump is turned OFF. COPYRIGHT: (C)2008,JPO&INPIT
|
