JPS6221127Y2 - - Google Patents
Info
- Publication number
- JPS6221127Y2 JPS6221127Y2 JP18180580U JP18180580U JPS6221127Y2 JP S6221127 Y2 JPS6221127 Y2 JP S6221127Y2 JP 18180580 U JP18180580 U JP 18180580U JP 18180580 U JP18180580 U JP 18180580U JP S6221127 Y2 JPS6221127 Y2 JP S6221127Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- switching
- directional control
- directional
- control valve
- 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
- 238000003780 insertion Methods 0.000 claims description 12
- 230000037431 insertion Effects 0.000 claims description 12
- 230000001965 increasing effect Effects 0.000 claims description 11
- 230000007935 neutral effect Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- Mechanically-Actuated Valves (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18180580U JPS6221127Y2 (en]) | 1980-12-19 | 1980-12-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18180580U JPS6221127Y2 (en]) | 1980-12-19 | 1980-12-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57105402U JPS57105402U (en]) | 1982-06-29 |
| JPS6221127Y2 true JPS6221127Y2 (en]) | 1987-05-29 |
Family
ID=29979611
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18180580U Expired JPS6221127Y2 (en]) | 1980-12-19 | 1980-12-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6221127Y2 (en]) |
-
1980
- 1980-12-19 JP JP18180580U patent/JPS6221127Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57105402U (en]) | 1982-06-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6715403B2 (en) | Independent and regenerative mode fluid control system | |
| US4476679A (en) | Civil engineering and construction machinery with hydraulic drive system | |
| KR19980063733A (ko) | 밸브 배치가 개선된 소형 굴착기 | |
| JP2022507986A (ja) | 回生制御油圧システム | |
| KR102482814B1 (ko) | 건설기계용 유압 시스템 | |
| JPH11247805A (ja) | 急速降下弁制御装置 | |
| JPH08100803A (ja) | 方向制御弁 | |
| WO2020078586A1 (en) | Drift-prevention valve device, blade device, and working machine | |
| US4066004A (en) | Oscillatory electro-hydraulic system | |
| JPS6221127Y2 (en]) | ||
| JPH0751796B2 (ja) | バックホウの油圧回路 | |
| JPH0755031A (ja) | 流量応援用方向制御弁 | |
| JPS6312241Y2 (en]) | ||
| JP2004068975A (ja) | 建設機械 | |
| JPH108506A (ja) | パワー機械 | |
| JPS595163B2 (ja) | クレ−ン等の速度制御回路 | |
| JPH0660644B2 (ja) | 油圧ショベルの油圧回路 | |
| JP3547099B2 (ja) | 油圧ショベルの油圧回路 | |
| JPS6215335Y2 (en]) | ||
| JP2816994B2 (ja) | 特殊車両用油圧回路のコントロールバルブ | |
| JP2711702B2 (ja) | パワーショベルにおけるショベル作動圧切換方法及び装置 | |
| JPS5948882B2 (ja) | 建設車両の制御弁装置 | |
| JPH0444828Y2 (en]) | ||
| JPH11158859A (ja) | 作業機械の制御回路 | |
| JPH08177086A (ja) | 旋回用油圧モータの油圧回路 |