VEHICLE REAR FOG LIGHT CONTROL SYSTEM Russian patent published in 2002 - IPC

FIELD: transport engineering; electrical equipment. SUBSTANCE: proposed electric system has master light switch, front fog light switch, rear fog light switch, closing relay of front fog lights, rear fog light interlock closing relay and opening relay which controls winding or rear fog light interlock closing relay. Rear fog lights can be switched on only after switching on of headlights or front fog lights. Switching on and off or rear fog lights can be done only as long as marker lights are on. Rear fog lights are switched off automatically after switching off of marker lights and they are not switched on after switching on of marker lights if rear fog light switch is left in on position by mistake. Continuous lighting of rear fog lights is provided at change-over of master light switch and at selection of high and low beams of headlights. EFFECT: improved efficiency of control of rear fog lights and safety of driving. 1 dwg