JPH0514112B2 - - Google Patents
Info
- Publication number
- JPH0514112B2 JPH0514112B2 JP59119909A JP11990984A JPH0514112B2 JP H0514112 B2 JPH0514112 B2 JP H0514112B2 JP 59119909 A JP59119909 A JP 59119909A JP 11990984 A JP11990984 A JP 11990984A JP H0514112 B2 JPH0514112 B2 JP H0514112B2
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pump
- piston
- pressure
- detection device
- controller
- 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.)
- Expired - Lifetime
Links
- 238000001514 detection method Methods 0.000 claims description 26
- 238000006073 displacement reaction Methods 0.000 claims description 12
- 230000005856 abnormality Effects 0.000 claims description 4
- 230000007423 decrease Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 230000007935 neutral effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Control Of Positive-Displacement Pumps (AREA)
- Safety Devices In Control Systems (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59119909A JPS611883A (ja) | 1984-06-13 | 1984-06-13 | 油圧ポンプの制御装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59119909A JPS611883A (ja) | 1984-06-13 | 1984-06-13 | 油圧ポンプの制御装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS611883A JPS611883A (ja) | 1986-01-07 |
JPH0514112B2 true JPH0514112B2 (US06277897-20010821-C00009.png) | 1993-02-24 |
Family
ID=14773197
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP59119909A Granted JPS611883A (ja) | 1984-06-13 | 1984-06-13 | 油圧ポンプの制御装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS611883A (US06277897-20010821-C00009.png) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3600787C1 (de) * | 1986-01-14 | 1987-04-02 | Danfoss As | Steuergeraet fuer eine Pumpe mit einstellbarer Foerdermenge |
JPH04205202A (ja) * | 1990-11-30 | 1992-07-27 | Yamatake Honeywell Co Ltd | フィールド装置 |
CN102220965B (zh) * | 2011-06-14 | 2013-09-11 | 濮阳市百福瑞德石油科技有限公司 | 泥浆泵电控安全系统 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49103070A (US06277897-20010821-C00009.png) * | 1973-02-09 | 1974-09-28 | ||
JPS5923090A (ja) * | 1982-07-29 | 1984-02-06 | Hitachi Constr Mach Co Ltd | 可変容量ポンプの制御装置 |
-
1984
- 1984-06-13 JP JP59119909A patent/JPS611883A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS49103070A (US06277897-20010821-C00009.png) * | 1973-02-09 | 1974-09-28 | ||
JPS5923090A (ja) * | 1982-07-29 | 1984-02-06 | Hitachi Constr Mach Co Ltd | 可変容量ポンプの制御装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS611883A (ja) | 1986-01-07 |
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