JPH02106093U - - Google Patents
Info
- Publication number
- JPH02106093U JPH02106093U JP1521289U JP1521289U JPH02106093U JP H02106093 U JPH02106093 U JP H02106093U JP 1521289 U JP1521289 U JP 1521289U JP 1521289 U JP1521289 U JP 1521289U JP H02106093 U JPH02106093 U JP H02106093U
- Authority
- JP
- Japan
- Prior art keywords
- propulsion
- slit
- tip
- steel
- sleeve
- 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
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000009412 basement excavation Methods 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1521289U JPH02106093U (it) | 1989-02-10 | 1989-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1521289U JPH02106093U (it) | 1989-02-10 | 1989-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02106093U true JPH02106093U (it) | 1990-08-23 |
Family
ID=31227071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1521289U Pending JPH02106093U (it) | 1989-02-10 | 1989-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02106093U (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100819320B1 (ko) * | 2003-11-20 | 2008-04-02 | 주식회사 케이티 | 굴진기용 압륜 |
-
1989
- 1989-02-10 JP JP1521289U patent/JPH02106093U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100819320B1 (ko) * | 2003-11-20 | 2008-04-02 | 주식회사 케이티 | 굴진기용 압륜 |