US 12,107,478 B2
Electric motor with deep drawn motor housing
Jürgen Schmid, Brackenheim (DE); Thomas Kübler, Untergruppenbach (DE); and Matthias Fischer, Besigheim (DE)
Assigned to NIDEC MOTORS & ACTUATORS (GERMANY) GMBH, Bietigheim-Bissingen (DE)
Filed by NIDEC Motors & Actuators (Germany) GmbH, Bietigheim-Bissingen (DE)
Filed on Feb. 2, 2022, as Appl. No. 17/591,211.
Claims priority of application No. 102021102500.1 (DE), filed on Feb. 3, 2021.
Prior Publication US 2022/0247264 A1, Aug. 4, 2022
Int. Cl. H02K 5/22 (2006.01); H02K 15/14 (2006.01)
CPC H02K 5/22 (2013.01) [H02K 15/14 (2013.01)] 14 Claims
OG exemplary drawing
 
1. An electric motor, comprising:
a deep-drawn motor housing including a bottom and an opening opposite the bottom, the opening being adjoined by a flange with at least one corner portion; wherein
the flange includes, adjoining the opening, at least one partial formation including a bearing surface to support a component of the electric motor;
the bearing surface is set in an axial position in the axial direction with respect to a surface defined in the bottom of the motor housing in a deep-drawing process;
the bearing surface is set in a radial position in a radial direction with respect to the opening as a reference surface and is axially recessed into the at least one partial formation;
the bearing surface supporting the component of the electric motor due to the component of the electric motor resting on the bearing surface; and
the bearing surface is offset to one side of the at least one corner portion of the flange in a circumferential direction.