Title:
MULTIPLE GEAR PUMP AND PUMP SYSTEM
Document Type and Number:
Japanese Patent JP2021116714
Kind Code:
A
Abstract:
To suppress deterioration in capacity efficiency while ensuring loading capability of a bearing more than before.SOLUTION: A multiple gear pump includes three or more gears respectively including a rotation shaft and engaging each other in a row to form two or more fluid pressure boosting parts, where a rotation shaft not positioned in each end of the row is a drive shaft. A bearing for the drive shaft is connected to a low-pressure side of a pair of liquid input/output ports connected to the fluid pressure boosting parts.SELECTED DRAWING: Figure 1
Inventors:
TAKAMIYA KENJI
Application Number:
JP2020009382A
Publication Date:
August 10, 2021
Filing Date:
January 23, 2020
Export Citation:
Assignee:
IHI CORP
International Classes:
F04C15/00; F04C11/00
Domestic Patent References:
| JP2003328958A | 2003-11-19 | |||
| JP2015194134A | 2015-11-05 |
Foreign References:
| US20180051742A1 | 2018-02-22 |
Attorney, Agent or Firm:
Nishizawa Kazumi
Mitsuo Teramoto
Yuichiro Shimizu
Hisanori Takahashi
Mitsuo Teramoto
Yuichiro Shimizu
Hisanori Takahashi