US 12,451,770 B2
Rotating electrical machine
Yoshihiko Onishi, Tokyo (JP); and Isao Sonoda, Tokyo (JP)
Assigned to Mitsubishi Electric Corporation, Tokyo (JP)
Appl. No. 18/269,695
Filed by Mitsubishi Electric Corporation, Tokyo (JP)
PCT Filed Apr. 26, 2021, PCT No. PCT/JP2021/016646
§ 371(c)(1), (2) Date Jun. 26, 2023,
PCT Pub. No. WO2022/230021, PCT Pub. Date Nov. 3, 2022.
Prior Publication US 2024/0322657 A1, Sep. 26, 2024
Int. Cl. H02K 11/33 (2016.01)
CPC H02K 11/33 (2016.01) [H02K 2211/03 (2013.01)] 10 Claims
OG exemplary drawing
 
1. A rotating electrical machine comprising:
a control board that has a control circuit portion on a main first surface, a power circuit portion, and a heat dissipating portion that covers the power circuit portion;
a holder that opposes a second main surface of the control board which is an opposing surface to the first main surface; and
a support member that supports the holder and comprises a through hole; wherein
the holder includes a plurality of protrusions that project towards the second main surface and a joint protrusion that projects in a direction away from the second main surface and through the through hole, and
at least a portion of the plurality of protrusions are disposed so as to overlap with the power circuit portion in a plan view.