Title:
ELECTRIC MOTOR, CLEANER HAVING SAME AND ELECTRIC MOTOR MANUFACTURING METHOD
Document Type and Number:
WIPO Patent Application WO/2021/235647
Kind Code:
A1
Abstract:
The present invention relates to an electric motor, a cleaner having same and an electric motor manufacturing method. The electric motor of the present invention comprises: a stator; and a rotor which is rotatable with respect to the stator. The stator has: a stator core; and a stator coil which is wound around the stator core. The stator core has: a yoke which is segmented in the circumferential direction of the stator; an assembly connector which is coupled between two yokes which are continuously disposed along the circumferential direction of the stator; and teeth which protrude along the radial direction of the stator from the inner surface of the assembly connector. Accordingly, deformation of the yoke and the teeth, respectively, may be suppressed.
Inventors:
JANG KWANGYONG (KR)
KIM YONGDAE (KR)
HONG JIN (KR)
KIM YONGDAE (KR)
HONG JIN (KR)
Application Number:
PCT/KR2021/001055
Publication Date:
November 25, 2021
Filing Date:
January 27, 2021
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H02K1/16; A47L9/22; H02K1/27; H02K3/34; H02K5/173; H02K7/00; H02K7/14
Foreign References:
| US20040189136A1 | 2004-09-30 | |||
| KR20130043343A | 2013-04-30 | |||
| KR20190136625A | 2019-12-10 | |||
| US20190068009A1 | 2019-02-28 | |||
| KR20090104451A | 2009-10-06 | |||
| KR100517922B1 | 2005-09-30 | |||
| KR101348833B1 | 2014-01-10 |
Attorney, Agent or Firm:
PARK, Jang-Won (KR)
Download PDF: