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. 19, 2026
Filed:
Nov. 03, 2023
Applicant:
Samsung Electronics Co., Ltd., Suwon-si, KR;
Inventors:
Bonkil Koo, Suwon-si, KR;
Byoungsoo Ko, Suwon-si, KR;
Hongseok Kim, Suwon-si, KR;
Hyungchul Lee, Suwon-si, KR;
Assignee:
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2022.01); H02K 1/276 (2022.01); H02K 21/16 (2006.01); H02K 29/03 (2006.01);
U.S. Cl.
CPC ...
H02K 1/276 (2013.01); H02K 21/16 (2013.01); H02K 29/03 (2013.01); H02K 2213/03 (2013.01);
Abstract
An interior permanent magnet synchronous motor including a stator including a plurality of teeth, and coils wound around the plurality of teeth; and a rotor configured to be rotatable in a hollow region of the stator. The rotor includes a plurality of permanent magnets in the rotor, and a slit which is arranged within a polar arc angle τ (τ=360°/P, where P represents a number of poles of the rotor) and toward a lead side of the polar arc angle τ, and arranged to be inclined in an opposite direction of a rotation direction of the rotor.