Stator for two speed induction type motor

Claim 1

IN A SINGLE PHASE INDUCTION TYPE MOTOR FOR OPERATION SELECTIVELY AT TWO SPEEDS, A STATOR INCLUDING MAGNETIC CORE COMPRISING A YOKE SECTION AND A PLURALITY OF ANGULARLY SPACED APART TEETH SECTIONS TOGETHER DEFINING A NUMBER OF SLOTS; A FIRST MAIN WINDING COMPRISING A PLURALITY OF COILS POSITIONED IN SAID SLOTS TO FORM AT LEAST TWO PRIMARY MAGNETIC RUNNING POLES FOR OPERATING THE MOTOR AT ONE SPEED; A SECOND MAIN WINDING HAVING A PLURALITY OF COILS POSITIONED IN SAID SLOTS; AT LEAST A PART OF THE COILS OF ONE PRIMARY RUNNING POLE OF SAID FIRST WINDING CONNECTED IN SERIES RELATION WITH SAID SECOND WINDING FOR ENERGIZATION THEREWITH; SAID LAST-MENTIONED COILS OF SAID ONE POLE BEING LOCATED IN THE SAME SLOTS OF THE CORE AS COILS OF SAID SECOND MAIN WINDING AND BEING ARRANGED IN ADDITIVE MAGNETIC RELATION THEREWITH WHEN SAID SECOND WINDING IS ENERGIZED; SAID ADDITIVE SERIALLY CONNECTED COILS OF BOTH WINDINGS, TOGETHER WITH THE REMAINING COILS OF SAID SECOND WINDING, DEFINING AN EVEN NUMBER OF PRIMARY RUNNING POLES IN EXCESS OF THE NUMBER OF THE FIRST WINDING RUNNING POLES; THE YOKE SECTION HAVING A MINIMUM MAGNETIC DEPTH IN THE REGION DIRECTLY OVER THE SLOTS NEAR THE CENTER OF EACH OF THE LESSER NUMBER OF RUNNING POLES AND A MAXIMUM DEPTH ADJACENT THE REGION DIRECTLY OVER THE SLOTS NEAR THE EXTREMITIES OF EACH OF SAID LAST-MENTIONED POLES; AND THE TEETH SECTIONS LOCATED ADJACENT THE RESPECTIVE CENTERS OF THE HIGHER NUMBER OF RUNNING POLES BEING GREATER IN WIDTH THAN THOSE RESPECTIVELY LOCATED AT THE EXTREMITIES OF THE SAME POLES.