Taxi control systems

Claim 1

IN A TAXI INCLUDING A MOTOR, TAXI METER, AND AT LEAST ONE PASSENGER SEAT, A TAXI CONTROL SYSTEM FOR RENDERING SAID MOTOR INOPERATIVE IF THE TAX METER IS NOT REGISTERING WHILE A PASSENGER IS SEATED IN THE TAXI, COMPRISING, IN COMBINATION: SWITCH MEANS; CIRCUIT MEANS CONNECTED TO SAID SWITCH MEANS, TAXI METER, AND MOTOR AND RESPONSIVE TO CLOSING OF SAID SWITCH MEANS WHEN SAID METER IS NOT REGISTERING, TO RENDER SAID MOTOR INOPERATIVE; AN OSCILLATOR; A CONDENSER MEANS CONNECTED IN THE FEEDBACK PATH OF SAID OSCILLATOR; A RECTIFIER CONNECTED TO THE OUTPUT OSCILLATOR; AND A DRIVER CIRCUIT CONNECTED TO THE OUTPUT OF SAID RECTIFIER AND TO SAID SWITCH MEANS, SAID CONDENSER MEANS BEING ADAPTED TO BE DISPOSED UNDER SAID SEAT SUCH THAT PRESSURE THEREON INCREASES ITS CAPACITANCE TO RENDER SAID OSCILLATOR INOPERATIVE AND THEREBY DE-ENERGIZE SAID DRIVER CIRCUIT, SAID SWITCH MEANS BEING HELD OPEN BY SAID DRIVE CIRCUIT WHEN SID DRIVER CIRCUIT IS ENERGIZED AND ADAPTED TO CLOSE WHEN SAID DRIVER CIRCUIT IS DE-ENERGIZED, WHEREBY IF A PASSENGER IS PRESENT ON SAID SEAT AND SAID TAXI METER IS NOT REGISTERING, SAID MOTOR IS RENDERED INOPERATIVE.