Patent ID: 11962192
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  F | IPC F  H

Claim 1:
2. The electric motor according to claim 1, wherein
the at least one permanent magnet comprises two permanent magnets,
the first electrical steel sheet includes a first center bridge provided between the two permanent magnets,
the second electrical steel sheet includes a second center bridge provided between the two permanent magnets, and
the electric motor satisfies

(BL1×tL1+BR1×tR1+BC1×tC1)>(BL2×tL2+BR2×tR2+BC2×tC2),

where BC1 is a minimum width of the first center bridge in the plane, tC1 is a thickness of the first center bridge in the axial direction, BC2 is a minimum width of the second center bridge in the plane, and tC2 is a thickness of the second center bridge in the axial direction.