Title:
MOTOR
Document Type and Number:
WIPO Patent Application WO/2022/080792
Kind Code:
A1
Abstract:
The present invention can provide a motor comprising: a first housing; a stator disposed inside the first housing; a rotor disposed corresponding to the stator; a shaft coupled to the rotor; a second housing through which the shaft passes; and a pump gear disposed in the second housing. The shaft includes: a first region coupled to the pump gear; a second region coupled to the second housing; a third region coupled to the rotor; and a fourth region protruding from the rotor to the bottom surface of the first housing, wherein the axial length of the fourth region is less than the minimum distance between the bottom surface of the rotor and the bottom surface of the first housing.
Inventors:
KIM SANG TAE (KR)
Application Number:
PCT/KR2021/013972
Publication Date:
April 21, 2022
Filing Date:
October 12, 2021
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
H02K7/00; H02K1/12; H02K1/22; H02K5/04; H02K7/116; H02K7/14
Domestic Patent References:
| WO2003083311A2 | 2003-10-09 |
Foreign References:
| JP2017099147A | 2017-06-01 | |||
| US6365998B1 | 2002-04-02 | |||
| JP3566781B2 | 2004-09-15 | |||
| JPH0984303A | 1997-03-28 |
Attorney, Agent or Firm:
DANA PATENT LAW FIRM (KR)
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