| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To solve the problem that a person conventionally have a pumice stone in the hand to use it, which is hard to rub the sole with the pumice stone due to the position and needs the force as well and a pumice stone part being directly seen provides an inelegant view. <P>SOLUTION: The pumice stone is installed on a floor. The person rubs the sole with the pumice stone of the pumice stone part while standing and resting the weight on the other side of the stone part. Thereby the stone can be used without the force in an easy position. When a large number of suction cups are provided on the back of the stone, the position of the stone hardly moves, and moreover at housing, the stone being hung by a string or being attracted onto a wall by the suction cups renders the same invisible. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
