| 摘要 |
PROBLEM TO BE SOLVED: To provide an alarm whose alarm volume, alarm timbre, etc., are varied depending upon the way of pressing an alarm switch such as pressing strength. SOLUTION: The alarm switch (1) is a press pressure detector and the press pressure of the alarm switch by a vehicle driver is detected to control a sounding controller (2) according to information on the detected press pressure. Consequently, a sounding unit (3) is driven with various alarm volume, alarm timbre, etc.
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