| 摘要 |
PROBLEM TO BE SOLVED: To provide a display case for an information recording medium with a burglarproof lock device having an excellent crime prevention effect in which the lock body of the burglarproof lock device can not be unlocked with one simple magnetic trunk member, and its unlocking device, as well as an unlocking device fixing table having convenience of detachment of the lock device. SOLUTION: The lock body 2 to be freely fitted to the opening/closing section of the information medium case 1 is provided with a cylindrical space 4 allowing the release trunk member 12 to be inserted therein in unlocking. A latch spring 6 having its supporting point 6a fixed is fitted in the rectangular solid closed inner space 5 provided adjacent to the cylindrical space 4, and its terminal parts 7a, b are different in distance from the supporting point 6a, hooked on the latch protrusions 8a, b protrudingly provided to a latch spring supporting trunk 9 when locked, but is released by the suction force of the magnets 10c, d when the lock is unlocked. The unlocking device 11 equipped with a grip part 16 is freely provided with a dedicated fixing table having a wide bottom face. COPYRIGHT: (C)2005,JPO&NCIPI
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