05912534 is referenced by 168 patents and cites 19 patents.

A double relay control circuit for connection between the ignition switch and starter switch of a vehicle and the vehicle power supply and exterior lights for providing automatic daytime running lights whenever the vehicle ignition switch is ON and the starter switch is OFF and subject to being overridden by the conventional light switches and ambient condition and vehicle condition sensors.

Title
Double relay light switching system for providing daytime running lights for vehicles
Application Number
8/819042
Publication Number
5912534
Application Date
March 17, 1997
Publication Date
June 15, 1999
Inventor
Charles E Benedict
Tallahassee
FL, US
Agent
Dowell & Dowell P C
Assignee
Autosmart Light Switches
FL, US
IPC
H05B 37/02
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