Permanent Magnet-Embedded Motor, Compressor, and Refrigerating and Air Conditioning Apparatus

A permanent magnet-embedded motor 5 is provided with: a cylindrical stator core 52a configured by laminating, in the frame axis direction, first annular cores disposed inside of the cylindrical frame, and second annular cores disposed adjacent to the first annular cores; and a rotor 51 disposed insi...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Kazuchika Tsuchida, Yoshinori Iwanabe, Sadami Okugawa, Masahiro Nigo
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A permanent magnet-embedded motor 5 is provided with: a cylindrical stator core 52a configured by laminating, in the frame axis direction, first annular cores disposed inside of the cylindrical frame, and second annular cores disposed adjacent to the first annular cores; and a rotor 51 disposed inside of the stator core 52a. Each of the second annular cores is fixed to each of the first annular cores by means of a swage formed in each of the second annular cores, first yokes adjacent to each other are in contact with each other, and second yokes adjacent to each other are separated from each other.