METHOD FOR MANUFACTURING LAMINATED IRON CORE

In a method for manufacturing a laminated iron core from a thin sheet, the method includes coining the thin sheet from above to form a thinned bridge portion on an outer peripheral portion of an iron core piece, blanking the iron core piece downwardly from the thin sheet using a set of an outer-shap...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	KOICHI MITAMURA, TADASHI IIDA, KIYOMI KAWAMURA, AKIHIRO HASHIMOTO
Format:	Patent
Sprache:	eng
Schlagworte:	CONVERSION OR DISTRIBUTION OF ELECTRIC POWER DYNAMO-ELECTRIC MACHINES ELECTRICITY GENERATION
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