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:
Oct. 15, 2019
Filed:
Nov. 07, 2016
Applicant:
Siemens Aktiengesellschaft, München, DE;
Inventors:
Assignee:
SIEMENS AKTIENGESELLSCHAFT, München, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2006.01); H02K 21/22 (2006.01); H02K 7/18 (2006.01);
U.S. Cl.
CPC ...
H02K 1/2786 (2013.01); H02K 21/22 (2013.01); H02K 7/183 (2013.01); H02K 7/1838 (2013.01); H02K 7/1846 (2013.01); Y02E 10/725 (2013.01);
Abstract
A permanent magnet for connecting with a connection device of an external rotor machine includes a north pole and a south pole as magnetic poles. A magnetic field runs from the south pole to the north pole, with a cross section of the permanent magnet having an envelope with a concave section. The envelope has, in the form of a sickle, the concave section and a convex section. The permanent magnet runs in an arcuate manner along the convex section, and the magnetic poles run in an arcuate manner along the concave section.