| 摘要 |
PROBLEM TO BE SOLVED: To provide a case in which it is difficult to easily release a locking state and the case is constituted by small parts counts, and furthermore a lid can be arranged at a free position of a case main body. SOLUTION: The case provided with a lid 2 engaging with an opening 11 in a case main body 1 is equipped with: a plasticity fastening plate 23 projectively provided along a side surface 12c of the opening 11 at an inner surface near the side edge of the lid 2; fastening means provided at an edge of the fastening plate 23 and at the side surface 12c of the opening 11; a hole 30 of a rectangular shape formed near the side edge of the opening 11; and a plasticity pushing plate 32 provided at the side surface 12c of the opening 11 in a hanging form along the formation direction of the hole 30. When a plate piece in a form of a long strip of paper is inserted in the hole 30, the pushing plate 32 bends and pushes the fastening plate 23 in the direction leaving from the side surface 12c of the opening 11 through a protrusion 35. While releasing a locking state of the fastening means, the lid 2 is pushed toward an exterior of the case main body 1 to uncouple the lid 2. COPYRIGHT: (C)2008,JPO&INPIT
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