| 摘要 |
PROBLEM TO BE SOLVED: To provide an attaching and detaching structure of a burglar sensor and bracket of a simple structure for easily attaching and detaching the burglar sensor and bracket and preventing the burglar sensor from separating from the bracket even when unreasonable force is applied from outside after attaching work of the burglar sensor is completed. SOLUTION: At least one first engaging claw 7b with a recessed part on an inner surface, energized to an inner side is formed on one side part of the bracket 7. A first engaged part 2d with a recessed part engaging with the first engaging claw 7b is formed on a position corresponding to the first engaging claw 7b on an outer surface of a chassis 2. Second engaging mechanisms 2b, 7a are provided on a back surface of the chassis 2 and the bracket 7. A cover 3 covers an opening part of the chassis 2 from an outer side so that an inner surface of the cover 3 abuts on the first engaging claw 7b of the bracket 7 in a state that the first engaging claw 7b and the first engaged part 2d are engaged and the second engaging mechanisms are engaged. COPYRIGHT: (C)2006,JPO&NCIPI
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