JPH0444685Y2 - - Google Patents
Info
- Publication number
- JPH0444685Y2 JPH0444685Y2 JP4052386U JP4052386U JPH0444685Y2 JP H0444685 Y2 JPH0444685 Y2 JP H0444685Y2 JP 4052386 U JP4052386 U JP 4052386U JP 4052386 U JP4052386 U JP 4052386U JP H0444685 Y2 JPH0444685 Y2 JP H0444685Y2
- Authority
- JP
- Japan
- Prior art keywords
- pilot
- oil
- hydraulic
- switching valve
- pressure
- 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
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000003921 oil Substances 0.000 description 119
- 238000010586 diagram Methods 0.000 description 9
- 230000000630 rising effect Effects 0.000 description 5
- 230000007935 neutral effect Effects 0.000 description 4
- 230000008602 contraction Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000001174 ascending effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4052386U JPH0444685Y2 (en]) | 1986-03-18 | 1986-03-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4052386U JPH0444685Y2 (en]) | 1986-03-18 | 1986-03-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62154061U JPS62154061U (en]) | 1987-09-30 |
| JPH0444685Y2 true JPH0444685Y2 (en]) | 1992-10-21 |
Family
ID=30854686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4052386U Expired JPH0444685Y2 (en]) | 1986-03-18 | 1986-03-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444685Y2 (en]) |
-
1986
- 1986-03-18 JP JP4052386U patent/JPH0444685Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62154061U (en]) | 1987-09-30 |
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