Title:
HOLLOW SHAFT MOTOR
Document Type and Number:
WIPO Patent Application WO/2021/215655
Kind Code:
A1
Abstract:
The hollow shaft motor according to the present invention comprises: a motor housing 11 having a cylindrical shape; a housing cover assembly 12 coupled to an upper portion of the motor housing 11; a rear cover 15 coupled to a lower portion of the motor housing 11; a stator assembly 20 located in the motor housing 11 and in a lower portion of the housing cover assembly 12; and a rotor assembly 30 located in the stator assembly 20 to rotate, wherein the housing cover assembly 12 comprises a housing cover 121 with a bus bar 123, and the bus bar 123 comprises: a bus bar main body 123-1 which is bent in a circle; a plurality of coil coupling parts 123A which are formed in the bus bar main body 123-1 and bent to be electrically connected to coils; a bus bar terminal 123B which is formed in one end of the bus bar main body 123-1 to be electrically connected to an external power source; and a first bending part 123C which is bent to protrude the bus bar terminal 123B upwardly of the bus bar 123.
Inventors:
KIM OK YUN (KR)
LEE KEA HO (KR)
SIN HAENG CHUL (KR)
JEONG GWAN SEON (KR)
LEE KEA HO (KR)
SIN HAENG CHUL (KR)
JEONG GWAN SEON (KR)
Application Number:
PCT/KR2021/002901
Publication Date:
October 28, 2021
Filing Date:
March 09, 2021
Export Citation:
Assignee:
TAMAS CO LTD (KR)
International Classes:
H02K5/22; H02K7/00; H02K13/00
Domestic Patent References:
| WO2018100966A1 | 2018-06-07 |
Foreign References:
| KR102094085B1 | 2020-03-26 | |||
| KR20190095748A | 2019-08-16 | |||
| US20180348505A1 | 2018-12-06 | |||
| US20130043745A1 | 2013-02-21 |
Other References:
See also references of EP 4101054A4
Attorney, Agent or Firm:
LEE, Sung Rok (KR)
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