| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a preceding handrail for a temporary scaffold, which is easily attached and detached to/from a column of the temporary scaffold and is not easily detached. <P>SOLUTION: A preceding handrail 10 for the temporary scaffold includes: a horizontal member 19 provided on both sides with first and second latch insertion parts 17, 18 to be fitted from the above to the latch metal fittings 11, 12 of columns 15, 16; first and second attaching metal fittings 20, 21 fixed to the base side of the first and second latch insertion parts 17, 18; first and second brace members 24, 25 whose upper end parts are attached to the first and second attaching metal fittings 20, 21 so as to be freely turned through bolts 22; a latch piece 28 provided on the first and second attaching metal fittings 20, 21 so as to be freely turned, and provided with a hook part 27 pressurized from the outer side to the latch metal fittings 11, 12 and positioned at the lower part by the upper end parts of the turning first and second brace members 24, 25; and first and second lower side connecting metal fittings 29, 30 connected to the lower end parts of the first and second brace members 24, 25 and mounted and fixed to the latch metal fittings 13, 14 at the lower position of the columns 16, 15. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
