Stator iron core of electric motor, manufacturing method...

Electrical generator or motor structure – Dynamoelectric – Rotary

Reexamination Certificate

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C310S216055

Reexamination Certificate

active

06858964

ABSTRACT:
A stator iron core of an electric motor including plural magnetic pole segments. Each of the pole segments include a back yoke portion, a teeth portion projected from the back yoke portion, a connection portion provided to the back yoke portion for connecting adjacent magnetic pole segments, and a stepped-shaped notch on an outer circumference of the back yoke portion. Further, the stator iron core is circularly formed by bending the connection portions of the plural magnetic pole segments.

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