Title:
BRUSHLESS DC MOTOR WITH NOVEL GROUND STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2024/080524
Kind Code:
A1
Abstract:
The brushless DC motor 1 according to the present invention comprises a housing (30) comprising a stator (10) thereinside and having a hollow unit (31) in which a rotor (20) having a shaft (21) coupled to the center thereof is positioned; an upper bearing (22) coupled to the output side of the shaft (21) to rotatably support the shaft; a lower bearing (23) coupled to the lower end of the shaft (21) to rotatably support the shaft; an upper cover (40) receiving the upper bearing (22) and covering the hollow unit (31); a lower cover (50) receiving the lower bearing 23 and coupled to the center of the lower part of the housing (30); and a conductive material application unit (60) applied to the housing (30) for the upper cover (40) and the lower cover (50) to be electrically connected to each other such that the upper cover (40) and the lower cover (50) have the same electrical potential.
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Inventors:
JANG JEONG CHEOL (KR)
SEO KWANG DEOK (KR)
SEO KWANG DEOK (KR)
Application Number:
PCT/KR2023/012097
Publication Date:
April 18, 2024
Filing Date:
August 16, 2023
Export Citation:
Assignee:
NEW MOTECH CO LTD (KR)
International Classes:
H02K11/40; H02K7/08
Attorney, Agent or Firm:
LEE, Sung Rok (KR)
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