JPS6145248Y2 - - Google Patents
Info
- Publication number
- JPS6145248Y2 JPS6145248Y2 JP19123681U JP19123681U JPS6145248Y2 JP S6145248 Y2 JPS6145248 Y2 JP S6145248Y2 JP 19123681 U JP19123681 U JP 19123681U JP 19123681 U JP19123681 U JP 19123681U JP S6145248 Y2 JPS6145248 Y2 JP S6145248Y2
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- switching valve
- boom
- passage
- arm
- 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
- 238000011144 upstream manufacturing Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 description 9
- 239000002131 composite material Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
Landscapes
- Fluid-Pressure Circuits (AREA)
- Operation Control Of Excavators (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19123681U JPS5894757U (ja) | 1981-12-22 | 1981-12-22 | 油圧シヨベルの油圧回路 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19123681U JPS5894757U (ja) | 1981-12-22 | 1981-12-22 | 油圧シヨベルの油圧回路 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5894757U JPS5894757U (ja) | 1983-06-27 |
| JPS6145248Y2 true JPS6145248Y2 (de) | 1986-12-19 |
Family
ID=30104709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19123681U Granted JPS5894757U (ja) | 1981-12-22 | 1981-12-22 | 油圧シヨベルの油圧回路 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5894757U (de) |
-
1981
- 1981-12-22 JP JP19123681U patent/JPS5894757U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5894757U (ja) | 1983-06-27 |
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