| 摘要 |
PROBLEM TO BE SOLVED: To simply and reliably install a case body to a mount part such as a windowpane and a door and, to easily change the installation position of the case body. SOLUTION: In the alarm device, the case body has an alarm and a sensor, and the alarm is operated when the sensor detects a target. The alarm device is provided with a suction cup for sucking and attaching the case body to the mount part and an operation tool for increasing sucking force of the suction cup by forming a negative pressure inside the suction cup, which is attached to the mount part by sucking force. COPYRIGHT: (C)2008,JPO&INPIT
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