Armature core of rotating electric machine

Details Armature core of rotating electric machine Armature core of rotating electric machine

2007-10-23

2007-10-23

Lam, Thanh (Department: 2834)

Electrical generator or motor structure

Dynamoelectric

Rotary

C310S216055, C310S269000

Reexamination Certificate

active

10549185

ABSTRACT:
A rotating electric machine armature core (1) is configured by combining such a number of magnetic tooth sections (2) that corresponds to the number of magnetic poles, each of the magnetic tooth sections (2) including a plurality of first sheet members (6) each of which includes a magnetic tooth portion (3) formed at one end and a root portion (5) formed at the other end with an end face of the root portion (5) having a prescribed external shape, and at least one second sheet member (10) inserted between the individual first sheet members (6) in a laminating direction thereof at a location different from the locations of the other sheet members, the second sheet member (10) including the magnetic tooth portion (3) formed at one end and an overlapping portion (9) formed at the other end, the overlapping portion (9) forming a back yoke portion (8) together with the root portion (5) with a through hole (7) formed at a specified position in the overlapping portion (9), the overlapping portion (9) jutting out from the root portion (5) in such a manner that the overlapping portion (9) can fit on the end face of the root portion (5) of the first sheet member (6), wherein the magnetic tooth sections (2) are combined in a radial form with the through holes (7) in the individual overlapping portions (9) aligned at the same location.

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*International Search Report dated Jun. 15, 2004.
*Written Opinion dated Jun. 15, 2004.

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