| 摘要 |
PROBLEM TO BE SOLVED: To provide a lock device having excellent ease of change of crime prevention property, stability, safety, strength, simplicity of a structure, durability, inexpensiveness and unlocking operation conditions. SOLUTION: This lock device is provided with a lock body 11, a lock receiving body 21, and screw shafts 41a to 41e for locking. Screw holes 17a to 17e for locking are formed in a locking bar 16 of the lock body 11. Operation holes 29a to 29e are formed on a partial peripheral wall of a locking hole 27. When the locking bar 16 and the locking hole 27 are mutually fitted, the screw holes 17a to 17e for locking agree with the operation holes 29a to 29e. When the locking bar 16 is fitted into the locking hole 27 and the lock body 11 and the lock receiving body 21 are mutually joined, the screw shafts 41a to 41e for locking are provided over the screw holes 17a to 17e for locking and the operation holes 29a to 29e which agree mutually. When each screw shaft 41a to 41e for locking is stored in the screw holes 17a to 17e for locking of the locking bar 16, the locking bar 16 of the lock body 11 escapes from the locking hole 27 of the lock receiving body 21. COPYRIGHT: (C)2005,JPO&NCIPI
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