Title:
MOTOR
Document Type and Number:
WIPO Patent Application WO/2022/092870
Kind Code:
A1
Abstract:
The present invention can provide a motor comprising: a shaft; a rotor coupled to the shaft; and a stator disposed so as to correspond to the rotor. The rotor comprises: a rotor core; a plurality of magnets coupled to the rotor core; and a magnet holder disposed on the outer side of the magnets. The rotor core comprises protrusions respectively disposed between neighboring magnets, and the magnet holder comprises a first part positioned on the side surface of the magnets and a second part connected to the first part and positioned on one surface of the magnets. The second part comprises holes, and a part of the magnets and the protrusions can be exposed by means of the holes.
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Inventors:
CHOI DAE HO (KR)
KIM SANG JIN (KR)
MOON GI CHANG (KR)
KIM SANG JIN (KR)
MOON GI CHANG (KR)
Application Number:
PCT/KR2021/015345
Publication Date:
May 05, 2022
Filing Date:
October 28, 2021
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H02K1/28; H01F3/02; H02K1/12; H02K1/27; H02K7/00; H02K21/14
Foreign References:
| JP2019187167A | 2019-10-24 | |||
| KR20190129479A | 2019-11-20 | |||
| KR102120314B1 | 2020-06-08 | |||
| JP2012016236A | 2012-01-19 | |||
| JP2012080718A | 2012-04-19 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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