VEHICULAR ANTI-THEFT SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a vehicular anti-theft system capable of being simply used, and having a high anti-theft effect.

SOLUTION: The vehicular anti-theft system is composed of a radio sender A equipped with a vibration sensor 1 detecting an intruder to a vehicular interior, and a radio sending portion 3 outputting a detection signal s1 to the outside by radio when the vibration sensor 1 detects the intruder; and a radio receiver B equipped with a radio receiving portion 10 receiving the detection signal s1 from the radio sender A, and an alarm output portion 12 outputting an alarm to the outside when the radio receiving portion 10 receives the detection signal s1. The radio receiver B is provided with an alert releasing button 13 for releasing the alert state of the radio receiver B, and a delay circuit 14 releasing the alert state of the radio receiver B by delaying a specified time since the releasing operation of the alert state is carried out by the alert releasing button 13.

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