| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a laminated iron core which supports the split laminated iron cores, arranged in an annular fashion only with annular iron core pieces arranged above or below, while facilitating the removal thereof, and to provide a manufacturing method for the core. Ž<P>SOLUTION: In a laminated iron core 10 where a plurality of split laminated iron cores 15 and 17 are laminated, while being caulked with a first caulking portion 14 interposed therebetween, and an annular iron core piece 12 is laminated on either the upper end side or the lower end side of the split laminated iron cores 11 arranged annularly, while being caulked with a second caulking portion 20, interposed therebetween for preventing the split laminated iron cores 11 arranged in an annular fashion from being collapsed or split, the annular iron core piece 12 couples the end side of the pole piece portion 22 and the yoke piece portion 21 in the circumferential direction, and projects from the inside diameter circle on the inside of the split laminated iron cores 11 arranged inside an annular fashion. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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