Title:
MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/132917
Kind Code:
A1
Abstract:
The present invention may provide a motor comprising: a shaft; a rotor coupled to the shaft; and a stator disposed corresponding to the rotor. The rotor includes: a rotor core; a magnet disposed on the outer surface of the rotor core; and a guide contacting the rotor core. The guide includes: a first member contacting one side surface of the rotor core; and a plurality of second members (420, 430) extending from the first member in the axial direction and contacting a side surface of the magnet, wherein the position of one end and the position of the other end of each of the second members are different in the circumferential direction.
Inventors:
OH SUNG JOO (KR)
KIM JAE YOUNG (KR)
KIM JAE YOUNG (KR)
Application Number:
PCT/KR2020/017293
Publication Date:
July 01, 2021
Filing Date:
November 30, 2020
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H02K1/27; B62D5/04; H02K1/28; H02K21/22; H02K21/24
Foreign References:
| JP2011067057A | 2011-03-31 | |||
| JP2013102597A | 2013-05-23 | |||
| JP2019083651A | 2019-05-30 | |||
| JP5030794B2 | 2012-09-19 | |||
| JP2009072013A | 2009-04-02 | |||
| CN208806666U | 2019-04-30 |
Other References:
See also references of EP 4084296A4
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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