LADDER FOR WHITE DISTILLED LIQUOR TANK

摘要

PROBLEM TO BE SOLVED: To provide a ladder easily installable at a built-up structure such as a liquid tank for storing white distilled liquor.;SOLUTION: A support member 22 is supported to the upper edge of the white distilled liquor tank 6 to install a ladder so that a ladder body part 24 having step parts 25 is located outside the structure. The support member 22 is moved along the upper edge of the white distilled liquor tank 6 through a roller 23 to move the ladder body part 24 along the white distilled liquor tank 6 so that a plurality of workers can work simultaneously at a plurality of parts. When a clearance to an adjacent structure is insufficient, the step parts 25 are folded onto the ladder body part 24 side to pass through.;COPYRIGHT: (C)2011,JPO&INPIT