| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a new built-up stair of a simple constitution which facilitates assembly and disassembly thereof, can swiftly and positively secure satisfactory strength, exhibit superior carrying properties and storage properties and apply to a multi-storied building. <P>SOLUTION: The built-up stair 2 comprises a pair of side frame/handrail units 4, 6, a plurality of step plate units 8 detachably connected between the side frame/handrail units 4, 6 and a post unit. The pair of side frame/handrail units 4, 6 are equipped with a side frame 16 having an inclined part 12 and an upper horizontal part 14 extending horizontally from the top end of the inclined part 12, and with a handrail 18 integrally fixed at least to the upper surface of the inclined part 12 in the side frame 16. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
