| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a floor elevating device, eliminating a difference in level on a floor to eliminate a difference in level between the bathroom floor and a bath tub, a staircase, and the other difference in level in a home. <P>SOLUTION: In order to eliminate a step on the floor in a home, the floor having a difference in level in the home can be elevated to provide a house friendly to old people, whereby a part of barrier-free home can be solved. <P>COPYRIGHT: (C)2007,JPO&INPIT |
