JPH0723589Y2 - 可変容量形ポンプ - Google Patents
可変容量形ポンプInfo
- Publication number
- JPH0723589Y2 JPH0723589Y2 JP16293487U JP16293487U JPH0723589Y2 JP H0723589 Y2 JPH0723589 Y2 JP H0723589Y2 JP 16293487 U JP16293487 U JP 16293487U JP 16293487 U JP16293487 U JP 16293487U JP H0723589 Y2 JPH0723589 Y2 JP H0723589Y2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- hydraulic
- port
- control valve
- variable element
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16293487U JPH0723589Y2 (ja) | 1987-10-23 | 1987-10-23 | 可変容量形ポンプ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16293487U JPH0723589Y2 (ja) | 1987-10-23 | 1987-10-23 | 可変容量形ポンプ |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0166483U JPH0166483U (en, 2012) | 1989-04-27 |
JPH0723589Y2 true JPH0723589Y2 (ja) | 1995-05-31 |
Family
ID=31447210
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16293487U Expired - Lifetime JPH0723589Y2 (ja) | 1987-10-23 | 1987-10-23 | 可変容量形ポンプ |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0723589Y2 (en, 2012) |
-
1987
- 1987-10-23 JP JP16293487U patent/JPH0723589Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0166483U (en, 2012) | 1989-04-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5469646A (en) | Fine operation mode changeover device for hydraulic excavator | |
US4383412A (en) | Multiple pump load sensing system | |
JPS63186002A (ja) | 少なくとも2つのアクチュエータの流体圧駆動用制御装置 | |
JPH04136507A (ja) | 油圧回路 | |
EP0667452B1 (en) | Capacity control device in variable capacity hydraulic pump | |
US5226800A (en) | Displacement controlling circuit system for variable displacement pump | |
JPH0374605A (ja) | 作業機シリンダの圧油供給装置 | |
JPH0723589Y2 (ja) | 可変容量形ポンプ | |
JP2822907B2 (ja) | 油圧制御装置 | |
JPH0882289A (ja) | 可変容量油圧ポンプの容量制御装置 | |
US4960035A (en) | Control system for a hydraulic lift driven by a variable displacement pump | |
JPH0599126A (ja) | 可変容量型油圧ポンプの容量制御装置 | |
EP1010896A2 (en) | Load sense pressure controller | |
JP3685287B2 (ja) | 可変容量型油圧ポンプの容量制御装置 | |
JPH04285301A (ja) | ロ−ドセンシングシステムにおける作業精度向上油圧回路 | |
JPS595163B2 (ja) | クレ−ン等の速度制御回路 | |
JPH07293508A (ja) | 油圧制御装置 | |
JP2557002B2 (ja) | 油圧回路に用いる操作弁 | |
JP2560290Y2 (ja) | 可変容量型油圧ポンプの容量制御装置 | |
JPH0310401Y2 (en, 2012) | ||
JPH05172107A (ja) | 可変油圧ポンプの容量制御装置 | |
JP3084570B2 (ja) | 負荷圧検出型の液圧回路 | |
JP3553651B2 (ja) | 可変容量型油圧ポンプの容量制御装置 | |
JPH05172111A (ja) | 圧力補償式油圧回路の可変油圧ポンプ容量制御装置 | |
JP2563216B2 (ja) | 油圧回路 |