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:
May. 05, 2020
Filed:
Jun. 14, 2017
Nidec Motor Corporation, St. Louis, MO (US);
Keith I. Hoemann, Fenton, MO (US);
Michael W. Major, Moro, IL (US);
Philip S. Johnson, Granite City, IL (US);
William R. Lewis, Hazelwood, MO (US);
Kent A. Sheeran, St. Louis, MO (US);
Nidec Motor Corporation, St. Louis, MO (US);
Abstract
A rotor is provided for use in an electric motor. The rotor includes a shaft assembly rotatable about an axis. The rotor also includes a plurality of magnets arranged arcuately about the shaft assembly, and a plurality of pole segments arranged arcuately about the shaft assembly. The pole segments alternate with the magnets, such that each of the magnets is at least in part interposed between adjacent pole segments. The pole segments interlock with the coupling element.