The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 16, 2025
Filed:
Oct. 04, 2021
Schaeffler Technologies Ag & Co. KG, Herzogenaurach, DE;
Alexander Keune, Kappelrodeck, DE;
Thomas Hurle, Buhlertal, DE;
Jonas Kniel, Karlsruhe, DE;
Patrick Gramann, Renchen, DE;
Michael Heilmann, Karlsruhe, DE;
Niels Wehlau, Munich, DE;
Johann Sontheim, Andechs, DE;
Michael Menhart, Igling, DE;
Johann Oswald, Eschenlohe, DE;
Schaeffler Technologies AG & Co. KG, Herzogenaurach, DE;
Abstract
An electromagnetic element for an electric machine, having multiple slots arranged in the circumferential direction of the electromagnetic element, said slots extending in the axial direction of the electromagnetic element and having an open side in the radial direction. A coil device is arranged in the slots, said coil device having winding heads on (at least) one axial end face of the electromagnetic element, and a cooling channel is formed in the slots in order to dispense heat from the coil device using a fluid. A wall element is also provided which has a first region that is arranged in the region of the winding head in the circumferential direction. and a second region of the wall element, said second region adjoining the first region and having teeth which extend in the axial direction and are arranged on the open side of the slots in the intermediate spaces between the slots in the circumferential direction.