VEHICLE ANTITHEFT DEVICE Russian patent published in 1995 - IPC

FIELD: transport. SUBSTANCE: device has storage battery 1, ignition switch 2, ignition coil 3, relay 4 with break contact tact 4.1 and make contact 4.2, thyristor 5, switching element (secret button) 6, relay 7 with make contact 7.1, switch 8 of sound alarm 9, first capacitor 10, thyristor 11, delay unit 12, second capacitor 13, first and second resistors 14 and 15, third capacitor 16, transistor 17, voltage stabilizing diode 18, hood button 19, trunk button 20, switch 21, hermetically sealed reed relay 22, housing, permanent magnet and flywheel. Introduction of towing sensor cut between flexible shaft and speedometer provides sounding of alarm signal in case of attempt to hijack vehicle by towing. EFFECT: enhanced reliability of protection. 4 dwg