JPS5258106A - Noise-preventive device in hydraulic pump - Google Patents
Noise-preventive device in hydraulic pumpInfo
- Publication number
- JPS5258106A JPS5258106A JP13425775A JP13425775A JPS5258106A JP S5258106 A JPS5258106 A JP S5258106A JP 13425775 A JP13425775 A JP 13425775A JP 13425775 A JP13425775 A JP 13425775A JP S5258106 A JPS5258106 A JP S5258106A
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pump
- noise
- preventive device
- noises
- vane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Rotary Pumps (AREA)
Abstract
PURPOSE: To reduce the generation of noises in a hydraulic pump by providing slits having specified circumferential lengths to the rotational front end of a vane for suction and exhaust ports formed in a side plate, to thereby correcting a pressure balance exerted in the direction of rotation to a rotor.
COPYRIGHT: (C)1977,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13425775A JPS5258106A (en) | 1975-11-07 | 1975-11-07 | Noise-preventive device in hydraulic pump |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13425775A JPS5258106A (en) | 1975-11-07 | 1975-11-07 | Noise-preventive device in hydraulic pump |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5258106A true JPS5258106A (en) | 1977-05-13 |
Family
ID=15124060
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13425775A Pending JPS5258106A (en) | 1975-11-07 | 1975-11-07 | Noise-preventive device in hydraulic pump |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5258106A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60175887U (en) * | 1984-05-02 | 1985-11-21 | 三菱自動車工業株式会社 | Pressure retainer co-clamped vane pump |
JP2013050067A (en) * | 2011-08-31 | 2013-03-14 | Showa Corp | Vane pump |
WO2019013110A1 (en) * | 2017-07-11 | 2019-01-17 | 日立オートモティブシステムズ株式会社 | Pump |
-
1975
- 1975-11-07 JP JP13425775A patent/JPS5258106A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60175887U (en) * | 1984-05-02 | 1985-11-21 | 三菱自動車工業株式会社 | Pressure retainer co-clamped vane pump |
JP2013050067A (en) * | 2011-08-31 | 2013-03-14 | Showa Corp | Vane pump |
WO2019013110A1 (en) * | 2017-07-11 | 2019-01-17 | 日立オートモティブシステムズ株式会社 | Pump |
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