Electric anti-theft security system

Details Electric anti-theft security system Electric anti-theft security system

1996-03-26

1997-08-05

Hofsass, Jeffery

Communications: electrical

Land vehicle alarms or indicators

Of burglary or unauthorized use

340428, 180287, 307 103, 307 106, B60R 2510

Patent

active

056546890

ABSTRACT:
An electrical anti-theft security system for a motor vehicle includes an anti-theft security switch for controlling starting of the engine of the vehicle and for the supply of power to various electrical circuits of the vehicle. This anti-theft switch comprises a key interruptor and a multiple position control interruptor for controlling, in sequence, the power supply to various electrical circuits of the vehicle, including those for the ignition and the starter. The system also includes interruptors for the power supply of the electric motor of the anti-theft system, together with an immobilizing device for preventing the supply of power to at least one electrical circuit of the vehicle when the anti-theft system is not in its unlocked condition.

REFERENCES:
patent: 1798917 (1931-03-01), Van DeGrift
patent: 3735833 (1973-05-01), Sutkowski
patent: 4291237 (1981-09-01), Kitano
patent: 5133426 (1992-07-01), Niriella et al.
patent: 5283473 (1994-02-01), Furuse et al.
patent: 5289907 (1994-03-01), Pattock
patent: 5451925 (1995-09-01), Le
Ein Fahrzeugsicherungssystem ohne mechanischen Schlussel, pp. 321-323 and 330; 180 ATZ Automobiltechnische Zeitschrift 96 (1994) Mai, No. 5, Stuttgart, DE.
French Search Report, 19 Jan. 1996.

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