JPS6437597U - - Google Patents
Info
- Publication number
- JPS6437597U JPS6437597U JP12860687U JP12860687U JPS6437597U JP S6437597 U JPS6437597 U JP S6437597U JP 12860687 U JP12860687 U JP 12860687U JP 12860687 U JP12860687 U JP 12860687U JP S6437597 U JPS6437597 U JP S6437597U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- earth
- chamber
- sand
- comparator
- 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
- 238000005086 pumping Methods 0.000 claims description 4
- 239000012530 fluid Substances 0.000 claims 4
- 239000004576 sand Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12860687U JPS6437597U (en, 2012) | 1987-08-26 | 1987-08-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12860687U JPS6437597U (en, 2012) | 1987-08-26 | 1987-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6437597U true JPS6437597U (en, 2012) | 1989-03-07 |
Family
ID=31382104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12860687U Pending JPS6437597U (en, 2012) | 1987-08-26 | 1987-08-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6437597U (en, 2012) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155599A (ja) * | 1984-12-27 | 1986-07-15 | 石川島播磨重工業株式会社 | シ−ルド掘進機の排土制御装置 |
-
1987
- 1987-08-26 JP JP12860687U patent/JPS6437597U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61155599A (ja) * | 1984-12-27 | 1986-07-15 | 石川島播磨重工業株式会社 | シ−ルド掘進機の排土制御装置 |
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