Electric motor system

Claim 1

A SELF-STARTING MOTOR SYSTEM COMPRISING, IN COMBINATION: AN ELECTRIC MOTOR INCLUDING A ROTOT AND A STATOR HAVING POLES DEFINED THEREIN, SAID ROTOR POLES BEING MAGNETIZED IN FIXED SENSE; TWO SEPARATELY-ENERGIZABLE SERIES OF DRIVING COILS FOR REVERSIBLE MAGNETIC POLARIZARION OF THE STATOR POLES; EACH SAID STATOR POLE BEING BIFURCATED TO PRESENT A PAIR OF CIRCUMFERENTIALLY-SPACED POLE FACES; A D.C.-ENERGIZED OSCILLATOR CIRCUIT FOR PROVIDING DRIVING CURRENTS IN SAID TWO SERIES OF COILS AT THE FREQUENCY OF OSCILLATOR OPERATION, SAID OSCILLATOR CIRCUIT INCLUDING SAID TWO SERIES OF COILS, AND SAID OSCILLATOR ENERGIZING SAID TWO SERIES OF DRIVING COILS ALTERNATELY TO REVERSE THE MAGNETIC POLARIZATION OF SAID STATOR POLES; AND CIRCUIT MEANS INCLUDING A CENTRIFUGAL SWITCH DEVICE RIVEN BY SAID ROTOR, OPERASTIVE ONLY DURING A MOTOR-START PERIOD, FOR SEQUENTIALLY APPLYING STARTING CURRENTS TO SAID TWO SERIES OF COILS, SAID DERVICE SWITCHING APPLICATION OF STARTING CURRENT FROM ONE OF SAID TWO SERIES OF COILS TO THE OTHER OF SAID TWO SERIES OF COILS AT INSTANTS WHEN A ROTOR POLE IS POSITIONED SUBSTANTIALLY MIDWAY BETWEEN A PAIR OF SPACED POLE FACES OF A STATOR POLE.