Anti-theft alarm device for vehicle
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United States of America Patent
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Dec 5, 1989
Grant Date -
N/A
app pub date -
Dec 30, 1988
filing date -
Dec 30, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An anti-theft alarm device for a vehicle, the device having: (a) a detector for detecting an emergency of the vehicle and for emitting a detection signal; (b) a switch for setting and deactivation the alarm device, the switch emitting selectively a setting and a deactivation signal; (c) a control circuit for transmitting selectively an alarm signal in response to the detection signal and confirmation signals in response to setting signal and deactivation signal, the confirmation signals being weaker than a alarm signal; (d) an alarm speaker for selectively generating an alarm sound and a confirmation sound in response to the alarm signal and the confirmation signals respectively, whereby generating an alarm sound according to an emergency of the vehicle and a confirmation sound when the alarm device is set and deactivated.
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