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. 23, 2019
Filed:
Feb. 12, 2016
Applicant:
Alstom Transport Technologies, Saint-Ouen, FR;
Inventors:
Andry Randria, Besancon, FR;
Bruno Raguin, Beure, FR;
Assignee:
Alstom Transport Technologies, Saint-Ouen, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01); H02K 1/04 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2753 (2013.01); H02K 1/04 (2013.01); H02K 1/2766 (2013.01); H02K 2201/06 (2013.01);
Abstract
An electric motor rotor includes a substantially cylindrical body, which conducts a magnetic field, and defines at least one housing receiving a group of magnets that includes at least two permanent magnets. Two circumferentially adjacent magnets of the housing are separated from one another by an air knife.