Semiconductor voltage regulator

Claim 1

IN COMBINATION, A GENERATOR HAVING AN OUTPUT WINDING AND A FIELD WINDING, A GATE CONTROLLED SWITCH HAVING ANODE, CATHODE AND GATE ELECTRODES, SAID GATE CONTROLLED SWITCH BEING OF A TYPE WHICH CAN BE TURNED ON AND OFF BY VARYING THE POTENTIAL APPEARING BETWEEN ITS GATE AND CATHODE ELECTRODES, AN ENERGIZING CIRCUIT FOR SAID FIELD WINDING CONNECTED WITH SAID OUTPUT WINDING AND INCLUDING THE ANODE-CATHODE CIRCUIT OF SAID GATE CONTROLLED SWITCH, A CONTROLLED RECTIFIER HAVING ANODE, CATHODE AND GATE ELECTRODES, A CAPACITOR, A CHARGING CIRCUIT FOR SAID CAPACITOR CONNECTED WITH SAID OUTPUT WINDING AND INCLUDING THE ANODE-CATHODE CIRCUIT OF SAID CONTROLLED RECTIFIER, MEANS CONNECTED WITH SAID OUTPUT WINDING FOR DEVELOPING A CONTROL VOLTAGE WHICH IS PROPORTIONAL TO THE OUTPUT VOLTAGE OF SAID OUTPUT WINDING, A ZENER DIODE CONNECTED WITH SAID GATE ELECTRODE OF SAID CONTROLLED RECTIFIER AND WITH SAID MEANS FOR DEVELOPING SAID CONTROL VOLTAGE, AND MEANS CONNECTING SAID CAPACITOR WITH THE GATE AND CATHODE ELECTRODE OF SAID GATE CONTROLLED SWITCH WHEREBY SAID GATE CONTROLLED SWITCH CAN BE TURNED OFF BY A DISCHARGING OF SAID CAPACITOR.