Single-phase motor and operating method

Claim 1

A MOTOR WINDING ARRANGEMENT ELECTRICALLY ENERGIZED BY A POWER SOURCE FOR STARTING AND RUNNING OPERATION WITH A PREDETERMINED NUMBER OF ELECTRICAL POLES ON A MAGNETIC STATOR CORE, COMPRISING, PLURAL COIL PORTIONS EACH IDENTIFIED ARBITRARILY BY ROMAN NUMBERS I, II, III AND IV EACH HAVING AT LEAST A PAIR OF CONDUCTOR SUB-PORTIONS PHYSICALLY IN PARALLEL AS WOUND TO BE IDENTIFIED ARBITRARILY BY REFERENCES I-A AND I-B, II-A AND II-B, -III-A AND III-B, AND IV-A AND IV-B, SAID SUB-PORTIONS HAVING PREDETERMINED SERIES CONNECTION TO EACH OTHER ELECTRICALLY AS GROUPED AS TO EACH OTHER TO INCLUDE FOUR EACH THEREOF IN A SEQUENCE IDENTIFIED BY REFERENCE I-A, I-B, III-A, III-B IN SERIES, AND CORRESPONDINGLY IN A SEQUENCE IDENTIFIED BY REFERENCES II-A, II-B, IV-A, IV-B IN SERIES RESPECTIVELY, AT LEAST FOUR OF SAID SUB-PORTIONS THUS HAVING COLLECTIVE SERIES ELECTRICAL ENERGIZATION FOR EACH GROUPING THOUGH SAID GROUPINGS COLLECTIVELY ARE ELECTRICALLY IN PARALLEL WITH EACH OTHER, NORMALLY-CLOSED CENTRIFUGAL SWITCHING MEANS HAVING ONE OF CONTACT THEREOF CONNECTED AT JUNCTURE BETWEEN A PAIR OF SAID SERIES CONNECTED SUB-PORTIONS SUCH AS IDENTIFIED BY REFERENCES IV-A AND IV-B, AND A PHASE SHIFTING MEANS CONNECTED IN SERIES BETWEEN ANOTHER CONTACT END OF SAID CENTRIFUGAL SWITCHING MEANS AND JUNCTURE BETWEEN ANOTHER PAIR OF SAID SERIES CONNECTED SUB-PORTIONS SUCH AS IDENTIFIED BY REFERENCES II-A AND II-B FOR PHASE SHIFT STARTING SUBJECT TO OPENING OF SAID CENTRIFUGAL SWITCHING MEANS AT PREDETERMINED MOTOR SPEED VALUE TO CONTINUE RUNNING OPERATION USING SAID SUB-PORTIONS OF SAID COIL PORTIONS OF BOTH OPENINGS ALL FULLY ACTIVE AND ELECTRICALLY ENERGIZED AT ALL TIMES, SAID SUB-PORTIONS OF COIL PORTIONS IDENTIFIED BY REFERENCES I-A, I-B AND II-B EACH DEFINING AN ELECTRICAL POLE OF N NORTH POLARITY AND SAID SUBPORTIONS OF COIL PORTIONS IDENTIFIED BY REFERENCES III-A, III-B AND IV-A, IV-B EACH DEFINING AN ELECTRICAL POLE S SOUTH POLARITY.