STATOR FOR DYNAMO-ELECTRIC MACHINE, AND DYNAMO-ELECTRIC MACHINE

To provide a stator which can be miniaturized while maintaining its electrical performance.In an embodiment, a stator 110 includes a stator core 10 including a yoke 16 and a plurality of teeth 14, and a plurality of coils 20 having a rectangular cross-section. A distance between adjacent teeth 14 is...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KANO, Masaru, UCHIDA, Hidenori
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:To provide a stator which can be miniaturized while maintaining its electrical performance.In an embodiment, a stator 110 includes a stator core 10 including a yoke 16 and a plurality of teeth 14, and a plurality of coils 20 having a rectangular cross-section. A distance between adjacent teeth 14 is shortest at a position innermost in a radial direction of the stator core 10. In one or more slots 12, a first rectangular conductor of the plurality of coils 20, which is positioned innermost in the radial direction and in which a pair of short sides in a cross section face in the radial direction, and a second rectangular conductor, which is positioned outer side of the radial direction than is the first rectangular conductor and in which a pair of long sides in the cross-section face in the radial direction, are disposed. The first rectangular conductor includes, in a part drawn from the slot 12, a bending part bent toward a circumferential direction of the stator core 10. The second rectangular conductor includes, in a part drawn from the slot 12, a bending part bent toward the circumferential direction and a twisted part twisted about the circumferential direction.