JPS6447863U - - Google Patents
Info
- Publication number
- JPS6447863U JPS6447863U JP13995387U JP13995387U JPS6447863U JP S6447863 U JPS6447863 U JP S6447863U JP 13995387 U JP13995387 U JP 13995387U JP 13995387 U JP13995387 U JP 13995387U JP S6447863 U JPS6447863 U JP S6447863U
- Authority
- JP
- Japan
- Prior art keywords
- excavation
- insertion part
- tip edge
- view
- opening
- 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 8
- 230000037431 insertion Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Landscapes
- Component Parts Of Construction Machinery (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13995387U JPS6447863U (lt) | 1987-09-11 | 1987-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13995387U JPS6447863U (lt) | 1987-09-11 | 1987-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6447863U true JPS6447863U (lt) | 1989-03-24 |
Family
ID=31403685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13995387U Pending JPS6447863U (lt) | 1987-09-11 | 1987-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6447863U (lt) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03103352U (lt) * | 1990-02-13 | 1991-10-28 |
-
1987
- 1987-09-11 JP JP13995387U patent/JPS6447863U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03103352U (lt) * | 1990-02-13 | 1991-10-28 |
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