Alternating current electric motor rotor
First Claim
1. A STATOR FOR AN A.C. MOTOR COMPRISING A STATOR CORE HAVING A PLURALITY OF SLOTS AND FIRST AND SECOND TYPE COILS CORRESPONDING IN NUMBER TO A PREDETERMINED NUMBER OF POLES AND CIRCULARLY DISPOSED ONE AFTER ANOTHER IN ALTERNATE ARRANGEMENT WITH THE SAME DISTANCE BETWEEN THE ELECTRICAL CENTERS OF SAID FIRST AND SECOND TYPE COILS IN THE CIRCUMFERENTIAL DIRECTION OF SAID STATOR BODY, SAID FIRST AND SECOND TYPE COILS MUTUALLY ADJACENT TO EACH OTHER BEING PROVIDED TO BE 180 ELECTRICAL DEGREES OFFSET THEREBETWEEN TO PRODUCE OPPOSITE POLARITIES FROM EACH OTHER, SAID FIRST TYPE COIL BEING WOUND IN SAID SLOTS WITH A CERTAIN SLOT PITCH WHICH IS SHORTER THAN THAT OF SAID SECOND TYPE COIL, AND SAID FIRST COIL PRODUCING AN EFFECTIVE MAGNETO-MOTIVE FORCE SMALLER THAN THAT OF SAID SECOND TYPE COIL.
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Accused Products
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1 Claim
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1. A STATOR FOR AN A.C. MOTOR COMPRISING A STATOR CORE HAVING A PLURALITY OF SLOTS AND FIRST AND SECOND TYPE COILS CORRESPONDING IN NUMBER TO A PREDETERMINED NUMBER OF POLES AND CIRCULARLY DISPOSED ONE AFTER ANOTHER IN ALTERNATE ARRANGEMENT WITH THE SAME DISTANCE BETWEEN THE ELECTRICAL CENTERS OF SAID FIRST AND SECOND TYPE COILS IN THE CIRCUMFERENTIAL DIRECTION OF SAID STATOR BODY, SAID FIRST AND SECOND TYPE COILS MUTUALLY ADJACENT TO EACH OTHER BEING PROVIDED TO BE 180 ELECTRICAL DEGREES OFFSET THEREBETWEEN TO PRODUCE OPPOSITE POLARITIES FROM EACH OTHER, SAID FIRST TYPE COIL BEING WOUND IN SAID SLOTS WITH A CERTAIN SLOT PITCH WHICH IS SHORTER THAN THAT OF SAID SECOND TYPE COIL, AND SAID FIRST COIL PRODUCING AN EFFECTIVE MAGNETO-MOTIVE FORCE SMALLER THAN THAT OF SAID SECOND TYPE COIL.
Specification
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Current AssigneeYutaka Sonoyama
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Original AssigneeYutaka Sonoyama
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InventorsYUTAKA SONOYAMA
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Application NumberUS04/349,085Time in Patent Office1,176 DaysField of SearchUS Class Current310/180CPC Class CodesH02K 3/28 Layout of windings or of co...
