Highway vehicle reporting system

• US 3,248,521 A
• Filed: 09/12/1958
• Issued: 04/26/1966
• Est. Priority Date: 09/12/1958
• Status: Expired due to Term

• Current Assignee: Sydney W. Freeman
• Original Assignee: Sydney W. Freeman
• Inventors: Freeman, Sydney W.
• Application Number:
  US03/760,790
• Time in Patent Office: 2,783 Days
• US Class Current: 340/993
• CPC Class Codes: G08G 1/127 to a central station ; Indicators in a central station

Claims

1. IN A SYSTEM FOR COMMUNICATING THE DISTINCT IDENTITY OF EACH OF A PLURALITY OF VEHICLES MOVING PAST A REPORTING LOCATION, AN ELECTRICAL CIRCIT CAPABLE OF BEING OPERATED TO PRODUCE AN OUTPUT PULSE OF A SELECTED CHARACTERISTIC, DETECTING MEANS MOUNTED ADJACENT SAID REPORTING LOCATION AND ELECTRICALLY CONNECTED TO SAID CIRCUIT OPERATIVE TO BE ACTIVATED TO OPERATE SAID ELECTRICAL CIRCUIT AND SELECT THE CHARACTERISTIC OF THE OUTPUT PULSES, A FIRST ACTIVATING MEANS MOUNTED ON EACH OF SAID VEHICLES DISPOSED TO ACTIVATE SAID DETECTING MEANS SUCCESSIVELY A FIXED NUMBER OF TIMES AS EACH VEHICLE PASSES THE REPORTING LOCATION TO CAUSE SAID ELECTRICAL CIRCUIT TO PRODUCE A FIXED NUMBER OF OUTPUT PULSES, A SECOND ACTIVATING MEANS BEING ARRANGED IN A DISTINCTIVE MANNER IN ACCORDANCE WITH THE PARTICULAR IDENTITY OF THE VEHICLE TO ACTIVATE THE DETECTING MEANS SELECTIVELY TO CAUSE SAID FIXED NUMBER OF OUTPUT PULSES TO BE IN A RESPECTIVE COMBINATION OF CHARACTERISTICS, AND REGISTERING MEANS CONNECTED TO SAID ELECTRICAL CIRCUIT TO REGISTER THE PARTICULAR IDENTITY OF A RESPECTIVE VEHICLE UPON THE RECEPTION OF SAID FIXED NUMBER OF PULSES IN A DISTINCT COMBINATION OF CHARACTERISTICS.