Magnetic amplifier circuits

Claim 1

A MAGNETIC AMPLIFIER REGULATING SYSTEM FOR AN INVERTER HAVING DIRECT CURRENT INPUT AND AN ALTERNATING CURRENT OUTPUT, A SATURABLE CORE REACTOR HAVING FIRST AND SECOND REACTOR WINDINGS AND A CONTROL WINDING, THE REACTANCE OF SAID REACTOR WINDINGS CONTROLLED BY THE DIRECT CURRENT IN THE CONTROL WINDING, A DIRECT-CURRENT TO ALTERNATING-CURRENT INVERTER HAVING INPUT AND OUTPUT TERMINALS, A SOURCE OF DIRECT CURRENT, A TRANSFORMER HAVING A PAIR OF SUPPLY CONNECTIONS FOR PROVIDING TWO VOLTAGE 180 DEGREES OUT OF PHASE WITH EACH OTHER AND A COMMON CONNECTION, FIRST AND SECOND TAPS ON EITHER SIDE OF SAID COMMON CONNECTION, FIRST AND SECOND RECTIFIERS, SAID FIRST AND SECOND REACTOR WINDINGS AND SAID FIRST AND SECOND RECTIFIERS BEING ELECTRICALLY CONNECTED IN SERIES BETWEEN SAID FIRST AND SECOND ALTERNATING CURRENT SUPPLY CONNECTIONS ON SAID TRANSFORMER, A CHOKE CONNECTED TO A POINT INTERMEDIATE SAID FIRST AND SECOND REACTOR WINDINGS AND AN INPUT TERMINAL OF SAID INVERTER, ONE TERMINAL OF SAID DIRECT CURRENT INPUT SOURCE CONNECTED TO SAID COMMON CONNECTION ON SAID TRANSFORMER, THE ALTERNATING CURRENT OUTPUT OF SAID