Automotive speed zone control system

Claim 1

A SPEED CONTROL DEVICE FOR MOUNTING ON A MOTORIZED VEHICLE AND OPERABLE FOR CONTROLLING THE SPACED OF THE VEHICLE, TRAVELING OVER A ROAD, UPON ENTERING A SPEED ZONE, WHEREIN THE SURFACE OF THE ROAD IN THE SPEED ZONE IS PROVIDED WITH A PLURALITY OF LONGITUDINALLY SPACED, TRANSVERSELY DISPOSED STRIPES, THE SURFACE OF THE STRIPS HAVING A TEXTURE DIFFERENT FROM THAT OF THE ROAD, THE DEVICE COMPRISING IN COMBINATION: LIGHT SOURCE MEANS MOUNTED ON THE VEHICLE FOR DIRECTING A LIGHT RAY AGAINST THE ROAD, THE RAY REFLECTED AT AN INTENSITY DEPENDING UPON WHICH SURFACE IT STRIKES; LIGHT RECEIVING MEANS MOUNTED ON THE VEHICLE FOR RECEIVING SAID REFLECTED RAY, AND OPERABLE FOR DEVELOPING AN ELECTRIC PULSE IN RESPONSE TO THE INTENSITY OF SAID REFLECTED RAY, SAID RECEIVING MEANS COMPRISING A RELAY SWITCH ELECTRICALLY CONNECTED THERETO AND OPERABLE BY SAID ELECTRIC PULSE, ELECTRIC POWER MEANS ELECTRICALLY CONNECTED TO SAID SWITCH MEANS, AND A SOLENOID ELECTRICALLY CONNECTED TO SAID POWER MEANS, SAID SOLENOID OPERABLE TO ENERGIZE A SPEED CONTROL MEANS; SAID SPEED CONTROL MEANS COMPRISING A CORE OPERABLY CONNECTED TO SAID SOLENOID, GEAR MEANS ATTACHED TO SAID CORE, AND VALVE MEANS MOUNTED IN THE AIR-INTAKE PASSAGE TO THE CARBURETOR OF THE MOTOR, SAID VALVE MEANS MOVALE FROM A FIRST POSITION WHEREIN THE PASSAGE IS SUBSTANTIALLY UNOBSTRUCTED TO A SECOND POSITION WHEREIN THE PASSAGE IS OBSTRUCTED THUS REDUCING THE AIR INTAKE OF THE MOTOR, SAID GEAR MEANS OPERABLE BY SAID CORE FOR MOVING SAID VALVE MEANS FROM SAID FIRST POSITION TO SAID SECOND POSITION; SAID VALVE MEANS THEREOF A BUTTERFLY VALVE WEIGHTED ONE ONE EDGE THEREOF DISPOSED IN THE THROAT OF THE CARBURETOR, SAID VALVE MEANS AUTOMATICALLY RESETTABLE TO SAID FIRST POSITION DUE TO SAID WEIGHTED BUTTERFLY VALVE WHEN THE LIGHT RAY STRIKES THE ROAD SUBSEQUENT TO STRIKING ONE OR MORE OF THE STRIPES.