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:
Apr. 01, 2025
Filed:
Apr. 16, 2020
Siemens Aktiengesellschaft, Munich, DE;
Jörg Buschbeck, Nuremberg, DE;
Gotthard Rieger, Munich, DE;
Carsten Schuh, Baldham, DE;
Thomas Soller, Bayern, DE;
Rolf Vollmer, Gersfeld, DE;
SIEMENS AKTIENGESELLSCHAFT, Munich, DE;
Abstract
Various embodiments of the teachings herein include a magnetic sheet stack for an electric machine comprising: a plurality of magnetic sheets electrically insulated from one another by being spaced apart from one another predominantly with a non-vanishing clearance; a respective set of ceramic spacers distributed between each of the plurality of magnetic sheets from an adjacent sheet in the stack; and a respective gas layer filling a gap between a predominant part of a planar extent of each of the plurality of magnetic sheets allowing a cooling fluid to be circulated between the adjacent sheets.