| 摘要 |
PROBLEM TO BE SOLVED: To provide a rack freely adding shelf boards and changing the position thereof. SOLUTION: This rack 1 is provided with the shelf boards 3 for mounting objects and supports 2 supporting the shelf boards 3 from their circumference. A shelf lock part 15 is formed by bending a belt plate material in such a manner as constituting an upward opened groove. A support cylinder part 16 is constituted of a conical cylinder having upward tapered inner diameter and vertically divided into two, and one side of mutual contact part between the divided pieces 16A and 16B is provided with a projecting dovetail 18 and the other side a recessed dovetail groove 19. A connecting member 23 clamps vertical plate parts 11 from both sides while they are joined with each other and connects them. The connecting member 23 comprises a flat plate part 27 and folded parts 28A, 28B, 29A and 29B. COPYRIGHT: (C)2004,JPO
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