| 摘要 |
PROBLEM TO BE SOLVED: To easily carry out movable shelves to be intended by engaging the shelves themselves, on which products are placed to be carried in a warehouse, for vertically stacking and moving the movable shelves one by one for replacing the movable shelves in the vertical direction. SOLUTION: Products to be carried in are stored on movable shelves 1 and a hoist crane is bridged between suspension rings 8 fixed to an upper beam material 2 for the movable shelves 1. The movable shelves 1 themselves are moved one by one by driving the hoist crane and carried in the state of engaging the suspension rings 8 in guide recesses provided in both ends of a lower beam material 3 and in fitting holes 9b open to proper intermediate positions while being stacked at preset positions in the vertical direction. In carrying specified products, the hoist crane is used to move the movable shelves 1 one by one and mutually replace the movable shelves 1 in a vertical direction for carrying out the movable shelves to be intended. |
