| 摘要 |
PROBLEM TO BE SOLVED: To provide a storage with a high value by designing a shelf to be used as a guard to prevent a collapse of piled rice bags when it is not in use. SOLUTION: When a storage has shelves 10 which can be attached and removed from a storage room 2 where a certain number of rice bags can be stored, the storage is equipped with hooks 13 for receiving a shelf which enable us to secure the shelf 10 in a manner that the inside the storage room 2 is divided into upper and lower parts and hooking bolts 14 by which the shelf 10 is secured to cover a part of the front of the storage room 2.
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