| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pole installation mechanism capable of replacing an index member attached to a tip of a pole more safely. <P>SOLUTION: A pole installation mechanism for mounting an index member such as a tow to a tip side thereof comprises first and second fixing metal fittings 11, 12 fixed to vertically extending supports 21 and vertically separated, a pole connection part 116 which is provided on the first fixing metal fitting 11 and connects a pole 10 in a foldable manner at a base end of the pole 10, and a mounting metal fitting 13 which is detachably mounted to the second fixing metal fitting 12 and fixes an intermediate part of the pole 10. <P>COPYRIGHT: (C)2012,JPO&INPIT |
