JPS6419688U - - Google Patents
Info
- Publication number
- JPS6419688U JPS6419688U JP11436887U JP11436887U JPS6419688U JP S6419688 U JPS6419688 U JP S6419688U JP 11436887 U JP11436887 U JP 11436887U JP 11436887 U JP11436887 U JP 11436887U JP S6419688 U JPS6419688 U JP S6419688U
- Authority
- JP
- Japan
- Prior art keywords
- bucket
- negative pressure
- excavating device
- prevention pipe
- pressure prevention
- 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 description 3
- 230000002265 prevention Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11436887U JPS6419688U (da) | 1987-07-24 | 1987-07-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11436887U JPS6419688U (da) | 1987-07-24 | 1987-07-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6419688U true JPS6419688U (da) | 1989-01-31 |
Family
ID=31355048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11436887U Pending JPS6419688U (da) | 1987-07-24 | 1987-07-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6419688U (da) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0492953U (da) * | 1990-12-26 | 1992-08-12 |
-
1987
- 1987-07-24 JP JP11436887U patent/JPS6419688U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0492953U (da) * | 1990-12-26 | 1992-08-12 |