| 摘要 |
PURPOSE: A lock device is provided to prevent the rotation of a clasp operating member by use of an imitation handle or a similar tool. CONSTITUTION: An operation shaft of a handle(37) having a key projection and a fitting hole to be fitted to a key groove formed on an operation hole(19a) and a fitting pin(21) respectively, is inserted into the operation hole(19a) exposed by opening a cover(28) and then rotated, whereby the locking of the tip of a stopper(25) to the recessed groove(26) of a case member(2) is released so that the rotation of the clasp operating member(19) by handle operation can be performed.
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