| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a simple ladder for lifting a column, compactly collectively storable in a bag, enhancing even safety without requiring labor so much for carrying in disaster restoring work, and easy in handling without requiring a place so much even for storage. <P>SOLUTION: This simple ladder is composed of a freely bendable fastening string-like body 1 fixed to a scaffold bolt B implanted in an electric pole D and wound on an outer peripheral surface of the electric pole D, and a plurality of footrest members 2 detachably installed in the fastening string-like body 1 and placing feet when climbing the electric pole D. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
