US 12,489,326 B2
Stator for axial flux motor having interlocking and frictional connection and axial flux motor in I-arrangement and direct line cooling
Holger Witt, Bühl (DE); Michael Menhart, Igling (DE); Stefan Riess, Kaufering (DE); Johann Oswald, Eschenlohe (DE); Carsten Sonntag, Gauting-Königswiesen (DE); Andrä Carotta, München-Hadern (DE); and Daniel Mahler, Hofstetten (DE)
Assigned to Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
Appl. No. 18/030,538
Filed by Schaeffler Technologies AG & Co. KG, Herzogenaurach (DE)
PCT Filed Sep. 30, 2021, PCT No. PCT/DE2021/100787
§ 371(c)(1), (2) Date Apr. 6, 2023,
PCT Pub. No. WO2022/073549, PCT Pub. Date Apr. 14, 2022.
Claims priority of application No. 10 2020 126 280.9 (DE), filed on Oct. 7, 2020; and application No. 10 2021 108 956.5 (DE), filed on Apr. 10, 2021.
Prior Publication US 2023/0369925 A1, Nov. 16, 2023
Int. Cl. H02K 1/20 (2006.01); H02K 1/18 (2006.01)
CPC H02K 1/20 (2013.01) [H02K 1/18 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A stator for an axial flux motor, the stator comprising:
a laminated stator core fastened to a flange, the laminated stator core has a rear side which is interlockingly and frictionally fastened to a front side of the flange; and
a plurality of cooling channels between the laminated stator core and the flange are formed in a region of the fastening of the rear side of the laminated stator core to the front side of the flange;
wherein a plurality of stator teeth are provided on a front side of the laminated stator core and each of the plurality of cooling channels are circumferentially aligned with one of the plurality of stator teeth.