Vehicle integral speedometer and automatic door lock system

Details Vehicle integral speedometer and automatic door lock system Vehicle integral speedometer and automatic door lock system

1988-07-18

1989-04-18

Bertsch, Richard A.

Motor vehicles

With means for promoting safety of vehicle, its occupant or...

By preventing unauthorized or unintended access or use

180281, B60R 2100, B60K 2812

Patent

active

048218367

ABSTRACT:
Automatic locking of the vehicle door locks by a relay controlled by sine and cosine voltage signals from a frequency to voltage (F/V) converter. A pulse-train signal whose pulse repetition rate varies with the speed of the vehicle is used to supply frequency information to the F/V converter.

REFERENCES:
patent: 3613820 (1971-10-01), Bozoian
patent: 3647016 (1972-03-01), Fitzsimons
patent: 3722615 (1973-03-01), Okada et al.
patent: 3765502 (1973-10-01), Mark

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