Regulator for electrodynamic power system with current limitation

Claim 1

A REGULATOR FOR CONTROLLING THE SPEED OF A MOTOR CONNECTED IN SERIES CIRCUIT RELATION WITH A GENERATOR BY CONTROLLING THE FIELD OF SAID GENERATOR AND COMPRISING A STATIC BISTABLE POWER SUPPLY MEANS ADAPTED TO REVERSIBLY SUPPLY A FIXED AMOUNT OF VOLTAGE TO THE SAID GENERATOR FIELD IN RESPONSE TO THE RESPECTIVE STABLE STATES OF THE BISTABLE MEANS, SPEED SENSING MEANS ADAPTED TO SUPPLY AN OUTPUT SIGNAL PROPORTIONAL TO THE SPEED OF THE MOTOR, SIGNAL COMPARISON MEANS INCLUDING A REFERENCE SIGNAL PROPORTIONAL TO A DESIRED SPEED AND OPERABLE TO CONTROL SAID STATIC BISTABLE SUPPLY MEANS TO REVERSIBLY SUPPLY SAID FIXED AMOUNT OF VOLTAGE IN ACCORDANCE WITH THE SIGN OF THE DIFFERENCE BETWEEN SAID REFERENCE SIGNAL AND THE OUTPUT SIGNAL OF SAID SPEED SENSING MEANS, STATIC CURRENT LIMITING MEANS ADAPTED TO OVERRIDE SAID SIGNAL COMPARISON MEANS WHEN THE CURRENT SUPPLIED BY SAID GENERATOR EXCEEDS PRESET VALUES OF CURRENT, AND VOLTAGE COMPENSATING MEANS RESPONSIVE TO THE VOLTAGE SUPPLIED BY SAID GENERATOR TO SAID MOTOR FOR REDUCING SAID PRESET VALUE AS SAID VOLTAGE INCREASES AND FOR INCREASING SAID PRESET VALUE AS SAID VOLTAGE DECREASES.