Title:
MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/066476
Kind Code:
A1
Abstract:
The present invention can provide a motor comprising a rotor, a stator disposed in correspondence with the rotor, and a housing disposed outside the stator, wherein: the stator includes a stator core, an insulator disposed at the stator core, and a coil disposed at the insulator; the stator core includes a yoke and teeth connected to the yoke; the yoke includes one surface, a first protrusion protruding from the one surface of the yoke, and a first groove formed on the one surface of the yoke; the housing includes the other surface facing the one surface of the yoke, a second protrusion protruding from the other surface of the housing, and a second groove formed on the other surface of the housing; and at least a portion of the first protrusion is disposed in the second groove and a predetermined gap is formed between one surface of the yoke and the other surface of the housing.
Inventors:
KIM BONG GEON (KR)
Application Number:
PCT/KR2020/013261
Publication Date:
April 08, 2021
Filing Date:
September 28, 2020
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H02K3/34; H02K1/14; H02K5/04
Foreign References:
| JP2004343938A | 2004-12-02 | |||
| JP2001298881A | 2001-10-26 | |||
| JP2010233328A | 2010-10-14 | |||
| US20080256783A1 | 2008-10-23 | |||
| EP1630930A2 | 2006-03-01 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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