Title:
CEILING FAN MOTOR
Document Type and Number:
WIPO Patent Application WO/2020/080728
Kind Code:
A1
Abstract:
The ceiling fan motor according to the present invention comprises: an upper housing 11 having a shaft through-hole 111 in a center and an upper step part insertion groove 113 around a lower circumference; a lower housing 12 having a lower step part insertion groove 122 around an upper circumference; a yoke assembly 20 including a ring yoke 21 having a ring shape and a plurality of magnets 22 attached to an inside of the ring yoke 21; and a stator assembly 30 including a stator core 31 and a hollow shaft 34 passing through the shaft through-hole 111 to be coupled to a shaft coupling part 31A formed in a center of the stator core 31, wherein an upper step part 211 protruding upwardly from the magnet 22 of the ring yoke 21 is coupled to the upper step part insertion groove 113, and a lower step part 213 protruding downwardly from the magnet 22 of the ring yoke 21 is coupled to the lower step part insertion groove 122.
Inventors:
JANG JEONG CHEOL (KR)
JU SEONG JUNG (KR)
KIM GUAN SIK (KR)
KIM MIN SEONG (KR)
JU SEONG JUNG (KR)
KIM GUAN SIK (KR)
KIM MIN SEONG (KR)
Application Number:
PCT/KR2019/013204
Publication Date:
April 23, 2020
Filing Date:
October 08, 2019
Export Citation:
Assignee:
NEW MOTECH CO LTD (KR)
International Classes:
H02K1/28; F04D25/08; F04D29/64; H02K5/04; H02K7/14
Foreign References:
| KR101629829B1 | 2016-06-13 | |||
| CN105006902A | 2015-10-28 | |||
| CN205123429U | 2016-03-30 | |||
| KR20170113131A | 2017-10-12 | |||
| US20080012439A1 | 2008-01-17 |
Attorney, Agent or Firm:
LEE, Sung Rok (KR)
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