JPS63130583U - - Google Patents
Info
- Publication number
- JPS63130583U JPS63130583U JP2211887U JP2211887U JPS63130583U JP S63130583 U JPS63130583 U JP S63130583U JP 2211887 U JP2211887 U JP 2211887U JP 2211887 U JP2211887 U JP 2211887U JP S63130583 U JPS63130583 U JP S63130583U
- Authority
- JP
- Japan
- Prior art keywords
- excavation
- jack
- speed
- hydraulic pump
- controls
- 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.)
- Pending
Links
- 238000009412 basement excavation Methods 0.000 claims 6
- 238000005553 drilling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2211887U JPS63130583U (enFirst) | 1987-02-19 | 1987-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2211887U JPS63130583U (enFirst) | 1987-02-19 | 1987-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63130583U true JPS63130583U (enFirst) | 1988-08-26 |
Family
ID=30819197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2211887U Pending JPS63130583U (enFirst) | 1987-02-19 | 1987-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63130583U (enFirst) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04140397A (ja) * | 1990-10-01 | 1992-05-14 | Hitachi Constr Mach Co Ltd | シールドジャッキの速度制御装置 |
-
1987
- 1987-02-19 JP JP2211887U patent/JPS63130583U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04140397A (ja) * | 1990-10-01 | 1992-05-14 | Hitachi Constr Mach Co Ltd | シールドジャッキの速度制御装置 |
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