| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a stairs supporting structure for supporting a tread of a stairs on a wall surface, which enables the stairs to be easily assembled on site by omitting prefabrication steps in a factory, which has excellent general-purpose properties, which can reduce a manufacturing period and costs, which prevents the occurrence of deflection and the formation of a crack even if a component member of the stairs is shrunk, and which facilitates repair, for example, enables only a damaged portion to be easily substituted with a new one, even if the portion is damaged. <P>SOLUTION: This stairs supporting structure comprises a fitting 10 for each step of the stairs, which is mounted on the wall surface 2, and beam members (front-side and rear-side beam members 8 and 9), the ends of which are supported on the mounting fitting 10 and the top surfaces of which are subjected to the fixing of the tread 3 of the stairs. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
