公开(公告)号：US10586636B2

公开(公告)日：2020-03-10

申请号：US15014581

申请日：2016-02-03

Applicant: LG Innotek Co., Ltd.

Inventor： Jong Soo Han ,  Seok Bae ,  Hee Jung Lee ,  Jai Hoon Yeom ,  Sang Won Lee

IPC: H01F1/057 ,  H01F41/02 ,  C22C28/00 ,  C22C38/00 ,  C22C19/07

Abstract: A rare earth magnet and a motor including the same are provided. The rare earth magnet is based on an R—Fe—B alloy (R represents at least one rare-earth element comprising Y), wherein a plating layer of the element Co is formed on a surface of the rare earth magnet by an electroplating method.

公开(公告)号：US11462959B2

公开(公告)日：2022-10-04

申请号：US16492985

申请日：2018-04-11

Applicant: LG INNOTEK CO., LTD.

Inventor： Jong Soo Han ,  Seok Bae ,  Young Jae Lee ,  Dong Hyeok Choi ,  Jung Eun Lee

IPC: H02K1/27 ,  H01F1/055 ,  H01F41/02 ,  H01F1/153

Abstract: A permanent magnet of an embodiment comprises: a base magnet represented by a-b-c (a includes a rare earth-based element, b includes a transition element, and c includes boron (B)); and a coating layer coated on a surface of the base magnet, wherein the coating layer comprises a compound containing a metal having magnetism, the compound including: a phosphor (P); and a metal belonging to the fourth period in the periodic table.

公开(公告)号：US20160225499A1

公开(公告)日：2016-08-04

申请号：US15014581

申请日：2016-02-03

Applicant: LG Innotek Co., Ltd.

Inventor： Jong Soo Han ,  Seok Bae ,  Hee Jung Lee ,  Jai Hoon Yeom ,  Sang Won Lee

IPC: H01F1/057 ,  C22C38/00 ,  C22C19/07 ,  C22C28/00

Abstract: A rare earth magnet and a motor including the same are provided. The rare earth magnet is based on an R—Fe—B alloy (R represents at least one rare-earth element comprising Y), wherein a plating layer of the element Co is formed on a surface of the rare earth magnet by an electroplating method.

Abstract translation: 提供稀土磁体和包括该稀土磁体的马达。 该稀土类磁体是以R-Fe-B系合金（R为至少一种含有Y的稀土元素）为基础的，其中，通过电镀法在稀土类磁体的表面上形成元素Co的镀层 。