Speed dependent vehicle courtesy lamp control for an automobile

Details Speed dependent vehicle courtesy lamp control for an automobile Speed dependent vehicle courtesy lamp control for an automobile

1993-07-01

2000-10-17

Pope, Daryl

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340441, 340457, B60Q 100

Patent

active

061338273

ABSTRACT:
An interior lamp control using a microprocessor to monitor the ignition switch, door ajar switches, and vehicle speed deactivates the interior lamp if vehicle speed exceeds a speed threshold even though the state of the input switches otherwise indicates that the interior lamp should be illuminated. The lamp will not again illuminate until after the speed decreases below a lower speed threshold.

REFERENCES:
patent: 3641488 (1972-02-01), Mullin
patent: 3829828 (1974-08-01), Hutchinson et al.
patent: 4426691 (1984-01-01), Kawasaki
patent: 5265468 (1993-11-01), Holst et al.

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