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.

Date of Patent:
May. 30, 2023

Filed:

Oct. 06, 2021
Applicant:

Lg Innotek Co., Ltd., Seoul, KR;

Inventors:

Byung Sam Lee, Seoul, KR;

Sang Tae Kim, Seoul, KR;

Su Won Kim, Seoul, KR;

Hyun Kag Park, Seoul, KR;

Jong Chan Lee, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2022.01); H02K 1/276 (2022.01); H02K 1/278 (2022.01); H02K 5/12 (2006.01); F04C 2/10 (2006.01); H02K 21/14 (2006.01);
U.S. Cl.
CPC ...
H02K 1/276 (2013.01); H02K 1/278 (2013.01); H02K 5/12 (2013.01); F04C 2/102 (2013.01); F04C 2240/30 (2013.01); F04C 2240/40 (2013.01); H02K 21/14 (2013.01); H02K 2201/06 (2013.01);
Abstract

The present invention provides A motor comprising: a shaft; a rotor including a hole in which the shaft is disposed; and a stator outside the rotor, wherein the rotor comprises a rotor core and a magnet, wherein the rotor core comprises: a main body; a pocket which is formed in the main body and in which the magnet is disposed; first barriers extending from both sides of the pocket; and second barriers formed between an inner circumferential surface of the main body and an outer circumferential surface of the main body, wherein a center (C) of the second barrier has a certain arrangement angle (θ) in a circumferential direction from a first line (L) passing through a center (CC) of the main body and a center of a width (W) of the magnet.


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