LAMINATED IRON CORE AND PRODUCTION METHOD FOR LAMINATED IRON CORE

LAMINATED IRON CORE AND PRODUCTION METHOD FOR LAMINATED IRON CORE

A laminated iron core (10) includes a ring-shaped iron core piece (14) configured by arranging magnetic circular arc-shaped iron core pieces (12) in a ring shape, and a laminated iron core body (16) formed by laminating plural of the ring-shaped iron core pieces (14). In the laminated iron core (10)...

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Bibliographische Detailangaben
Hauptverfasser: ANDO, Shuji, SEKI, Kazuaki, INUZUKA, Kenta, JIN, Yuichiro
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
DYNAMO-ELECTRIC MACHINES
ELECTRICITY
GENERATION
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Zusammenfassung:A laminated iron core (10) includes a ring-shaped iron core piece (14) configured by arranging magnetic circular arc-shaped iron core pieces (12) in a ring shape, and a laminated iron core body (16) formed by laminating plural of the ring-shaped iron core pieces (14). In the laminated iron core (10), a first weld portion (18A) is provided at the laminated iron core body (16) so as to run along a lamination direction of the ring-shaped iron core pieces (14), and a second weld portion (18B) is provided at some of the plurality of ring-shaped iron core pieces (14) including a ring-shaped iron core piece (14) at an outermost layer. The second weld portion (18B) extends toward a lamination direction inside.