Anti-theft device for motor vehicles using an electronic engine

Details Anti-theft device for motor vehicles using an electronic engine Anti-theft device for motor vehicles using an electronic engine

1988-12-15

1990-04-03

Shoop, Jr., William M.

Electrical transmission or interconnection systems

Vehicle mounted systems

Automobile

307 104, 200 5109, 439188, B60R 2504, H01R 3396

Patent

active

049143140

ABSTRACT:
A vehicle anti-theft device which includes electronic control apparatus for controlling a function of a vehicle, the electronic control apparatus having anti-theft circuitry and controlling the vehicle function through an electrical cable, a plug in connection for physically connecting and disconnecting the electrical cable to and from the electronic control apparatus, the plug in connection including a first electrical contact electrically connected to the cable, a second electrical contact electrically connected to the electronic control apparatus when the plug in connection is physically connected thereto, at least one switching device having a first condition wherein the first and second electrical contacts are electrically connected and a second condition wherein they are electrically nonconnected, sensor apparatus for sensing a physical disconnection of the plug in connection from the electronic control apparatus and for placing the switching device in the second condition in response thereto, and switch setting apparatus for placing the switching device in the first condition, the switch setting apparatus having provision for using restricted access information to enable the switching device and for placing it in the first condition.

REFERENCES:
patent: 3982803 (1976-09-01), Bennett
patent: 4687888 (1987-08-01), Hasircoglu
patent: 4734693 (1988-03-01), Dluhosch et al.
patent: 4749873 (1988-06-01), Mutoh et al.
patent: 4754255 (1988-06-01), Sanders et al.
patent: 4798542 (1989-01-01), Asick et al.

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