Fully automatic control device for illuminating lamps of motor vehicles

Claim 1

A FULLY AUTOMATIC CONTROL SYSTEM FOR LIGHTING LAMPS OF A VEHICLE, INCLUDING MAIN AND AUXILIARY HEAD LAMPS, SIDE LAMPS AND TAIL LAMPS, WHICH COMPRISES, IN COMBINATION, A FIRST PHOTOCELL-CONTROLLED DEVICE; A FIRST PHOTOCELL RESPONSIVE TO A PREDETERMINED NIGHTTIME ILLUMINATION INTENSITY VALUE CONNECTED TO SAID DEVICE; A SECOND PHOTOCELLCONTROL DEVICE; A SECOND AN THIRD PHOTOCELL CONNECTED TO SAID SECOND DEVICE; SAID SECOND PHOTOCELL RESPONDING TO A PREDETERMINED TWILIGHT ILLUMINATION VALUE, AND SAID THIRD PHOTOCELL RESPONDING TO A PREDETERMINED ILLUMINATION VALUE PRODUCED BY ON-COMING CARS; A BATTERY; ELECTRIC POWER CIRCUITS, FED BY SAID BATTERY, FOR SAID DEVICES; MEANS FOR CONTROLLING SAID SECOND DEVICE BY SAID FIRST DEVICE AND, RESPONDING TO A VALUE LOWER THAN SAID PREDETERMINE TWILIGHT ILLUMIMATION INTENSITY, LIGHTING SAID SIDE TAIL LAMPS; RESPONDING T A VALUE LOWER THAN SAID PREDETEMINED NIGHTTIME ILLUMINATION INTENSITY, CONTINUOUSLY LIGHTING SAID TAIL LAMPSF RESPONDING TO A LOWER VALUE THAN THE PREDETERMINED ILLUMINATION INTENSITY OF ONCOMING CARS, LIGHTING THE MAIN HEAD LAMPS; AND, RESPONDING TO A HIGHER VALUE THAN THE PREDETERMINED ILLUMINATION INTENSITY OF ON-COMING CARS, LIGHTING THE AUXILIARY HEAD LAMPS.