Automatic locking and unlocking unit for a vehicle

Details Automatic locking and unlocking unit for a vehicle Automatic locking and unlocking unit for a vehicle

1992-10-13

1994-11-29

Pellinen, A. D.

Electrical transmission or interconnection systems

Vehicle mounted systems

Automobile

307 106, B60L 100

Patent

active

053693060

ABSTRACT:
An automatic locking and unlocking unit for a vehicle will lock the doors of the vehicle when the ignition is turned on and will eventually unlock the doors when the ignition is turned off. The unit senses voltage levels in the wires attached to the ignition lock and then activates the appropriate functional circuit to either lock or unlock the doors.

REFERENCES:
patent: 3643479 (1972-02-01), Solow
patent: 4203039 (1980-05-01), Pritchard
patent: 4373149 (1983-02-01), Coste
patent: 4709776 (1987-12-01), Metz
patent: 4727735 (1988-03-01), Haag et al.
patent: 4942747 (1990-07-01), Pinnow
patent: 5204992 (1993-04-01), Carpenter

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