Speed control device for an automotive vehicle

Claim 1

IN A SPEED CONTROL DEVICE FOR AN AUTOMOTIVE VEHICLE HAVING A THROTTLE CONTROL ELEMENT, SAID DEVICE INCLUDING AN OPERATING MEMBER MOVABLE WITH SAID THROTTLE CONTROL MEMBER, AN ACTUATING MEMBER FOR MOVING SAID OPERATING MEMBER, DRIVE MEANS INCLUDING A REVERSIBLE MOTOR CONNECTED TO SAID ACTUATING MEMBER AND OPERABLE TO MOVE SAID ACTUATING MEMBER IN OPPOSITE DIRECTIONS, MEANS FOR COUPLING SAID OPERATING MEMBER TO SID ACTUATING MEMBER INCLUDING AN ELECTROMAGNET AND AND ARMATURE CARRIED BY SAID ACTUATING MEMBER FOR SECURING SAID OPERATING MEMBER THERETO, AND A GOVERNOR RESPONSIVE TO THE SPEED OF SAID VEHICLE FOR CONTROLLING SAID MOTOR TO MAINTAIN SAID VEHICLE AT A PREDETERMINED SPEED AND INCLUDING A GOVERNOR SPRING AND MEANS FOR ADJUSTING SAID SPRING TO VARY SAID PREDETERMINED SPEED, THE IMPROVEMENT COMPRISING MEANS FOR PREVENTING COUPLING OF SASID MEMEMBERS AND MOVEMENT OF SAID ACTUATING MEMBER IN A DIRECTION TOWARD THE IDLE POSITION WHEN SAID GOVERNOR SPRING IS ADJUSTED TO A CERTAIN PREDETERMINED VEHICLE SPEED, SAID COUPLING PREVENTING MEANS COMPRISING A PAIR OF NORMALLY CLOSED SWITCHES RESPECTIVELY IN CIRCUIT WITH SAID MOTOR AND SAID ELECTROMAGNET, AND MEANS FOR OPENING SAID SWITCHES WHEN SAID SPRING IS ADJUSTED TO SAID HIGHER VEHICLE SPEED.