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. 07, 2024
Filed:
Mar. 13, 2020
Lg Innotek Co., Ltd., Seoul, KR;
Sun Ho Jo, Seoul, KR;
LG INNOTEK CO., LTD., Seoul, KR;
Abstract
The present invention provides a motor including a shaft, a rotor coupled to the shaft, and a stator disposed outside the rotor, wherein the rotor includes a rotor core, which has a plurality of pockets are radially formed around the shaft, and magnets inserted into the pockets, and the rotor core, which is disposed outside the magnets, includes a plurality of core plates stacked in an axial direction, the core plate includes a center part and a plurality of radial parts connected to the center part, each of the plurality of radial parts includes surfaces forming the pocket and a stepped portion having a step, and the plurality of stepped portions include at least two of a first stepped portion, a second stepped portion, a third stepped portion, and a fourth stepped portion which have different shapes.