JPH01108397U - - Google Patents
Info
- Publication number
- JPH01108397U JPH01108397U JP202788U JP202788U JPH01108397U JP H01108397 U JPH01108397 U JP H01108397U JP 202788 U JP202788 U JP 202788U JP 202788 U JP202788 U JP 202788U JP H01108397 U JPH01108397 U JP H01108397U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic pump
- capacity
- hydraulic
- decrease
- utility
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
- Control Of Non-Positive-Displacement Pumps (AREA)
Description
第１図は本考案の一実施例に係る油圧装置の系
統線図、第２図は従来の油圧装置の系統線図であ
る。
１，１′……可変容量型の油圧ポンプ、２……
油圧調整弁、４……圧力検出器、５……サーボア
ンプ、６……サーボ弁、７……指令装置、７′…
…比較器。
FIG. 1 is a system diagram of a hydraulic system according to an embodiment of the present invention, and FIG. 2 is a system diagram of a conventional hydraulic system. 1, 1'...variable displacement hydraulic pump, 2...
Hydraulic adjustment valve, 4...Pressure detector, 5...Servo amplifier, 6...Servo valve, 7...Command device, 7'...
...Comparator.
Claims (1)
油圧ポンプの容量を作動油圧に基づいて増減可能
なサーボ機構とを有してなることを特徴とする油
圧装置。 A hydraulic system comprising: a variable capacity hydraulic pump that supplies pressure oil; and a servo mechanism that can increase or decrease the capacity of the hydraulic pump based on working oil pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP202788U JPH01108397U (en) | 1988-01-13 | 1988-01-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP202788U JPH01108397U (en) | 1988-01-13 | 1988-01-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01108397U true JPH01108397U (en) | 1989-07-21 |
Family
ID=31202438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP202788U Pending JPH01108397U (en) | 1988-01-13 | 1988-01-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01108397U (en) |
-
1988
- 1988-01-13 JP JP202788U patent/JPH01108397U/ja active Pending
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