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:
Nov. 09, 2021
Filed:
Oct. 04, 2017
Bsh Hausgeraete Gmbh, Munich, DE;
Martin Ivanak, Kosice, SK;
Michal Kalavsky, Kosice, SK;
BSH Hausgeraete GmbH, Munich, DE;
Abstract
An electric drive motor includes a stator with pole shoes and at least one electrically actuable stator winding, a permanent-magnet rotor mounted in a rotationally driveable manner in the field of the stator winding defining an annular gap therebetween, a motor shaft, a magnet carrier disposed on the motor shaft and being produced in one piece as an injection-molded part, and a plurality of separate permanent magnets disposed on and distributed over the circumference of the magnet carrier. The permanent magnet rotor has a tensioning or clamping device for pressing the plurality of permanent magnets outwards in radial directions towards against an inner wall of a cavity in an injection mold of the magnet carrier during injection molding of the magnet carrier. A domestic appliance having the electric drive motor is also provided.