JPH0355798Y2 - - Google Patents
Info
- Publication number
- JPH0355798Y2 JPH0355798Y2 JP4403687U JP4403687U JPH0355798Y2 JP H0355798 Y2 JPH0355798 Y2 JP H0355798Y2 JP 4403687 U JP4403687 U JP 4403687U JP 4403687 U JP4403687 U JP 4403687U JP H0355798 Y2 JPH0355798 Y2 JP H0355798Y2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- pilot
- pump
- pressure
- oil
- 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
- 238000001514 detection method Methods 0.000 claims description 18
- 239000013642 negative control Substances 0.000 claims description 12
- 239000003921 oil Substances 0.000 description 66
- 239000000446 fuel Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 7
- 230000007935 neutral effect Effects 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 230000005284 excitation Effects 0.000 description 2
- 239000010720 hydraulic oil Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Landscapes
- Operation Control Of Excavators (AREA)
- High-Pressure Fuel Injection Pump Control (AREA)
- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
- Fluid-Pressure Circuits (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4403687U JPH0355798Y2 (US07943777-20110517-C00090.png) | 1987-03-24 | 1987-03-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4403687U JPH0355798Y2 (US07943777-20110517-C00090.png) | 1987-03-24 | 1987-03-24 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63150050U JPS63150050U (US07943777-20110517-C00090.png) | 1988-10-03 |
| JPH0355798Y2 true JPH0355798Y2 (US07943777-20110517-C00090.png) | 1991-12-12 |
Family
ID=30861466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4403687U Expired JPH0355798Y2 (US07943777-20110517-C00090.png) | 1987-03-24 | 1987-03-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0355798Y2 (US07943777-20110517-C00090.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5305161B2 (ja) * | 2009-07-10 | 2013-10-02 | 日本ニューマチック工業株式会社 | 建設機械におけるアタッチメントの油圧制御装置 |
-
1987
- 1987-03-24 JP JP4403687U patent/JPH0355798Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS63150050U (US07943777-20110517-C00090.png) | 1988-10-03 |
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