Traffic actuated control system

Claim 1

A VEHICULAR TRAFFIC CONTROL SYSTEM FOR CONTROLLING "STOP" AND "GO" SIGNALS AT A PLURALITY OF INTERSECTING STREETS HAVING THE INTESECTION CROSSED BY MULTIPLE TRAFFIC LANES OF MULTI-LANE STREETS, SAID CONTROL SYSTEM HAVING A PLURALITY OF PHASES OF TRAFFIC CONTROL SAID SYSTEM COMPRISING INDIVIDUAL TIMER MEANS FOR EACH OF THE SEPARATE MULTIPLE TRAFFIC LANES OF ONE STREET, TIMER MEANS FOR EACH OF THE MULTIPLE TRAFFIC LANES OF AN INTERSECTING THE ACTUAL TIME GAP MEANS INCLUDING MEANS FOR MEASURING THE ACTUAL TIME GAP BETWEEN SUCCESSIVE VEHICLES PASSING A SELECTED POSITION IN EACH OF THE MULTIPLE TRAFFIC LANES OF A "GO" STREET, MEANS FOR ESTABLISHING AN ALLOWABLE TIME GAP FOR SUCH VEHICULAR MOVEMENT AS A FUNCTION OF TRAFFIC VOLUME AND MOVEMENT ON THE INTERSECTING STREETS, MEANS FOR COMPARING THE ACTUAL TIME MEASURED GAP WITH THE ALLOWABLE TIME GAP OF THE INDIVIDUAL LANE TO DEVELOP AN OUTPUT CONTROL SIGNAL IN RESPONSE TO THE ACTUAL GAP BETWEEN SUCCESSIVE VEHICLES EXCEEDING THE ESTABLISHED ALLOWABLE GAP, AND AN ADJUSTABLE PASSAGE-TIME TIMER MEANS; MEANS FOR SELECTIVELY COMBINING ALL CONTROL SIGNALS DEVELOPED IN EACH OF THE MULTIPLE LANES OF ONE STREET FOR INDICATING THE LAST OF THE LANE TIMER MEANS ON THE STREET WHICH HAS EXCEEDED ITS ESTABLISHED ALLOWABLE TIME GAP, AND MEANS FOR REVERSING "GO" AND "STOP" SIGNALS ON SAID INTERSECTING STREETS UNDER THE CONTROL OF THE SAID LAST OF THE PASSAGE-TIME TIMER MEANS OF THE LAST LANE TIMER MEANS SO INDICATED.