STATOR CORE FOR ROTATING ELECTRICAL MACHINE, STATOR, AND ROTATING ELECTRICAL MACHINE

WIPO Patent Application WO/2024/095406

A1

In the present invention, a core plate (8) has, formed on the outer peripheral side, fastening parts (5) that protrude outward in the radial direction (Y) and have a fastening hole (51) for fastening core plates (8) together in a stacking direction (Z). A number M (M being an integer) of fastening parts (5) formed in the circumferential direction (X) amounts to three or more, there being a relationship N ≥ M. A split core (10) has a plurality of types of fastening part-having split cores (1, 2) in which the fastening parts (5) are arranged at a plurality of different locations separated from a centerline (Q1) joining a rotational central axis (Q) of a rotating electrical machine (90) and a circumferential direction center of the split core (10). The fastening parts (5) of the different types of fastening part-having split cores (1, 2) are stacked up and down the stacking direction (Z). The core plates (8) have split core (8) abutment sites (L1, L2) arranged at different locations in the circumferential direction (X), up and down the stacking direction (Z). The fastening holes (51) of the fastening parts (5) communicate in the stacking direction.

MORI AKIHITO (JP)
HASEGAWA KAZUYA (JP)
HIROHASHI KOTA (JP)

PCT/JP2022/041027

May 10, 2024

November 02, 2022

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MITSUBISHI ELECTRIC CORP (JP)

H02K1/14; H02K1/16

JP2019088033A	2019-06-06
JPH11289728A	1999-10-19
JP2000184636A	2000-06-30
JP2017046434A	2017-03-02
JP2020167902A	2020-10-08
JP2005057886A	2005-03-03

PALMO PATENT FIRM, P.C. (JP)

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