Dynamoelectric machine having a concentric coil winding
First Claim
1. A DYNAMOELECTRIC MACHINE HAVING A STATOR MEMBER WITH A PLURALITY OF SLOTS THEREIN, A POLYPHASE STATOR WINDING DISPOSED IN SAID SLOTS, EACH PHASE OF SAID WINDING COMPRISING A PLURALITY OF COIL GROUPS FORMING MAGNETIC POLES, EACH COIL GROUP CONSISTING OF A PLURALITY OF CONCENTRIC COILS HAVING COIL SIDES ADAPTED TO LIE IN DIFFERENT SLOTS AND ALL OF THE COIL GROUPS BEING SUBSTANTIALLY IDENTICAL, THE COIL GROUPS BEING DISPOSED IN OVERLAPPING RELATION IN THE SLOTS WITH THE COIL GROUPS OF DIFFERENT PHASES FOLLOWING EACH OTHER IN A PREDETERMINED ORDER AROUND THE STATOR, EACH COIL GROUP OVERLYING THE NEXT ADJACENT COIL GROUP IN ONE DIRECTION AROUND THE STATOR SO THAT ALL COIL SIDES OF ANY COIL GROUP LIE ABOVE ANY COIL SIDES OF THE ADJACENT COIL GROUP OR GROUPS IN SAID DIRECTION THAT LIE IN THE SAME SLOT.
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Accused Products
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Citations
1 Claim
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1. A DYNAMOELECTRIC MACHINE HAVING A STATOR MEMBER WITH A PLURALITY OF SLOTS THEREIN, A POLYPHASE STATOR WINDING DISPOSED IN SAID SLOTS, EACH PHASE OF SAID WINDING COMPRISING A PLURALITY OF COIL GROUPS FORMING MAGNETIC POLES, EACH COIL GROUP CONSISTING OF A PLURALITY OF CONCENTRIC COILS HAVING COIL SIDES ADAPTED TO LIE IN DIFFERENT SLOTS AND ALL OF THE COIL GROUPS BEING SUBSTANTIALLY IDENTICAL, THE COIL GROUPS BEING DISPOSED IN OVERLAPPING RELATION IN THE SLOTS WITH THE COIL GROUPS OF DIFFERENT PHASES FOLLOWING EACH OTHER IN A PREDETERMINED ORDER AROUND THE STATOR, EACH COIL GROUP OVERLYING THE NEXT ADJACENT COIL GROUP IN ONE DIRECTION AROUND THE STATOR SO THAT ALL COIL SIDES OF ANY COIL GROUP LIE ABOVE ANY COIL SIDES OF THE ADJACENT COIL GROUP OR GROUPS IN SAID DIRECTION THAT LIE IN THE SAME SLOT.
Specification
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Current AssigneeFrancis J. Johns
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Original AssigneeFrancis J. Johns
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InventorsJohns, Francis J.
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Application NumberUS04/376,174Time in Patent Office1,083 DaysField of SearchUS Class Current310/198CPC Class CodesH02K 3/28 Layout of windings or of co...
