Title:
MOTOR ASSEMBLY AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2023/008679
Kind Code:
A1
Abstract:
The present invention, according to one embodiment, relates to a method for manufacturing a motor assembly, comprising the steps of: placing a plurality of balls in a ring-shaped groove formed in one surface of an impeller that is coupled to a rotary shaft of a motor; rotating the impeller at a resonant rotation speed or higher to move the balls to a compensation position that compensates for eccentricity of the motor assembly; and securing the balls to the compensation position within the groove.
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Inventors:
KIM MINSUNG (KR)
HONG KWANWOO (KR)
KANG JEONGHOON (KR)
HAN SUNG (KR)
HONG KWANWOO (KR)
KANG JEONGHOON (KR)
HAN SUNG (KR)
Application Number:
PCT/KR2022/004158
Publication Date:
February 02, 2023
Filing Date:
March 24, 2022
Export Citation:
Assignee:
SAMSUNG ELECTRONICS CO LTD (KR)
International Classes:
H02K15/16; A47L9/22; H02K5/24; H02K7/14
Foreign References:
| JP2017089610A | 2017-05-25 | |||
| KR20050110071A | 2005-11-22 | |||
| KR101295361B1 | 2013-08-12 | |||
| US8784058B2 | 2014-07-22 | |||
| JP2013060894A | 2013-04-04 |
Attorney, Agent or Firm:
Y.P.LEE, MOCK & PARTNERS (KR)
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