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:
Nov. 11, 2025

Filed:

Aug. 02, 2022
Applicant:

Hyundai Mobis Co., Ltd., Seoul, KR;

Inventors:

Yong Ho Kim, Yongin-si, KR;

Bit Na Lee, Yongin-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02K 1/27 (2022.01); H02K 1/278 (2022.01); H02K 1/28 (2006.01); H02K 15/12 (2006.01);
U.S. Cl.
CPC ...
H02K 1/278 (2013.01); H02K 1/28 (2013.01); H02K 15/12 (2013.01); H02K 2213/03 (2013.01);
Abstract

A rotor assembly includes: a shaft; a rotor core having a through-hole which is formed in an axial direction (A) and into which the shaft is inserted; a magnet inserted into an inner space of the rotor core; and a plate provided in close contact with one side of the rotor core in the axial direction (A). The plate includes a protrusion formed in a region, which faces a region between the magnet and the circumference of the rotor core, and protruding toward the rotor core.


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