JPH0220481Y2 - - Google Patents
Info
- Publication number
- JPH0220481Y2 JPH0220481Y2 JP15971684U JP15971684U JPH0220481Y2 JP H0220481 Y2 JPH0220481 Y2 JP H0220481Y2 JP 15971684 U JP15971684 U JP 15971684U JP 15971684 U JP15971684 U JP 15971684U JP H0220481 Y2 JPH0220481 Y2 JP H0220481Y2
- Authority
- JP
- Japan
- Prior art keywords
- port
- hydraulic
- directional control
- control valve
- actuator
- 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
Links
- 230000000694 effects Effects 0.000 description 3
- 241001417527 Pempheridae Species 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
- Machines For Laying And Maintaining Railways (AREA)
- Servomotors (AREA)
- Mechanically-Actuated Valves (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15971684U JPH0220481Y2 (en]) | 1984-10-24 | 1984-10-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15971684U JPH0220481Y2 (en]) | 1984-10-24 | 1984-10-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6175503U JPS6175503U (en]) | 1986-05-21 |
| JPH0220481Y2 true JPH0220481Y2 (en]) | 1990-06-05 |
Family
ID=30717664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15971684U Expired JPH0220481Y2 (en]) | 1984-10-24 | 1984-10-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0220481Y2 (en]) |
-
1984
- 1984-10-24 JP JP15971684U patent/JPH0220481Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6175503U (en]) | 1986-05-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0220481Y2 (en]) | ||
| JPS61142235A (ja) | 油圧ショベル等の建設機械の油圧回路 | |
| JPH0210801Y2 (en]) | ||
| JPH0248517Y2 (en]) | ||
| JP2520653B2 (ja) | 建設機械の走行制御装置 | |
| JPH0643260Y2 (ja) | 建設機械の油圧装置 | |
| JP2538712Y2 (ja) | 小型ショベルの油圧回路 | |
| JPS6312208Y2 (en]) | ||
| JP2538709Y2 (ja) | 小型ショベルの油圧回路 | |
| JP2583139B2 (ja) | 油圧掘削機の走行速度段切換装置 | |
| JPH0143098B2 (en]) | ||
| JPS60164522A (ja) | 土木・建設機械の油圧回路 | |
| JPH026061Y2 (en]) | ||
| JP2574070Y2 (ja) | アクチュエータの作動油切換装置 | |
| JPH02112753U (en]) | ||
| JPS6318804Y2 (en]) | ||
| JP2731099B2 (ja) | 油圧式クレーンの切換弁装置 | |
| JPS58146629A (ja) | 土木・建設機械の油圧回路 | |
| JPS583901Y2 (ja) | 旋回台付建機 | |
| JPS6195131A (ja) | 建設機械の液圧回路 | |
| JPS6294158U (en]) | ||
| JPH0332660B2 (en]) | ||
| JPS595090Y2 (ja) | 旋回独立回路 | |
| CN118328035A (zh) | 一种用于动力头的安全装置、控制方法及钻机 | |
| JPH02116554U (en]) |