| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a stool for outdoor entrance capable of being stably installed on a substrate surface without causing play, being easily and horizontally leveled, preventing a step face from being inclined, and facilitating its assembly. <P>SOLUTION: This stool for outdoor entrance is composed of a foundation plate 1 made of concrete, a box frame 2 opened on upper and lower faces and made of concrete, and a step plate 3 made of concrete. This stool is constituted by putting the foundation plate 1 on the substitute surface 4 flatly, installing the box frame 2 on an upper face of the foundation plate 1 through a lower part opened face 7, and putting the step plate 3 on an upper part opened face 6 of the box frame 2 flatly. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
