US 12,445,009 B2
Motor
Ju Hwan Ku, Seoul (KR); and Jae Young Kim, Seoul (KR)
Assigned to LG INNOTEK CO., LTD., Seoul (KR)
Appl. No. 18/268,765
Filed by LG INNOTEK CO., LTD., Seoul (KR)
PCT Filed Feb. 17, 2022, PCT No. PCT/KR2022/002325
§ 371(c)(1), (2) Date Jun. 21, 2023,
PCT Pub. No. WO2022/177309, PCT Pub. Date Aug. 25, 2022.
Claims priority of application No. 10-2021-0021013 (KR), filed on Feb. 17, 2021.
Prior Publication US 2024/0048019 A1, Feb. 8, 2024
Int. Cl. H02K 5/173 (2006.01); F16C 33/58 (2006.01); F16C 35/04 (2006.01); H02K 7/08 (2006.01)
CPC H02K 5/1732 (2013.01) [F16C 33/583 (2013.01); F16C 35/04 (2013.01); H02K 7/083 (2013.01)] 16 Claims
OG exemplary drawing
 
11. A motor, comprising:
a shaft;
a rotor coupled to the shaft;
a stator disposed to correspond to the rotor;
a housing configured to accommodate the stator;
a bearing housing coupled to an upper portion of the housing;
a first bearing coupled to the bearing housing; and
a second bearing coupled to the housing, wherein the first bearing is disposed to be spaced apart from the shaft, a first inner surface of the first bearing and an outer circumferential surface of the shaft are disposed with a predetermined gap interposed therebetween, wherein the second bearing is in contact with the outer circumferential surface of the shaft, wherein the shaft includes a first part and a second part which are disposed in an axial direction, wherein the first part includes a first end portion, wherein the second part includes a second end portion, and wherein the first end portion and the second end portion overlap in a radial direction.