DOOR LOCK/UNLOCK DETECTOR FOR USE IN THEFT PREVENTION DEVICE FOR AUTOMOBILES

摘要

A door lock/unlock detector for use within a theft prevention device for an automobile includes a door lock cylinder having a key-actuator rotor rotatable between a lock position and an unlock position. A detector plate is mounted upon the key-actuator rotor for rotation therewith. A first detector comprising a reed switch is positioned so as to confront the detector plate when the key-actuator rotor move to the lock position. A second detector comprising a reed switch is positioned so as to confront the detector plate when the key-actuated rotor is moved to unlock position.