Title:
PUMP
Document Type and Number:
WIPO Patent Application WO/2023/113259
Kind Code:
A1
Abstract:
A pump comprises: a motor housing; a stator disposed in the motor housing; a rotor disposed in the stator; a shaft coupled to the rotor; a pump housing coupled to the motor housing; an outer gear disposed in the pump housing; an inner gear disposed within the outer gear and coupled to the shaft; a bearing housing disposed between the rotor and the pump housing; and first and second bearings disposed in the bearing housing, wherein the first and second bearings have different outer diameters, and the bearing housing is arranged to at least partially overlap the rotor in a direction perpendicular to the axial direction.
More Like This:
| JP5905106 | Internal gear pump |
| JPWO2018159477 | Pump device |
| JP2019023458 | INTERNAL GEAR PUMP UNIT |
Inventors:
CHO HYUN SHIK (KR)
Application Number:
PCT/KR2022/018107
Publication Date:
June 22, 2023
Filing Date:
November 16, 2022
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
F04C2/10; F04C15/00
Foreign References:
| JP2013064395A | 2013-04-11 | |||
| JP2010116914A | 2010-05-27 | |||
| JP2011117369A | 2011-06-16 | |||
| KR20200120897A | 2020-10-22 | |||
| JP2021048689A | 2021-03-25 |
Attorney, Agent or Firm:
JIN, Cheon Woong et al. (KR)
Download PDF: