JPH01150691U - - Google Patents
Info
- Publication number
- JPH01150691U JPH01150691U JP19078087U JP19078087U JPH01150691U JP H01150691 U JPH01150691 U JP H01150691U JP 19078087 U JP19078087 U JP 19078087U JP 19078087 U JP19078087 U JP 19078087U JP H01150691 U JPH01150691 U JP H01150691U
- Authority
- JP
- Japan
- Prior art keywords
- cutter head
- small diameter
- propulsion machine
- diameter pipe
- pipe propulsion
- 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
- 230000002265 prevention Effects 0.000 claims description 2
- 230000009194 climbing Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19078087U JPH01150691U (de) | 1987-12-17 | 1987-12-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19078087U JPH01150691U (de) | 1987-12-17 | 1987-12-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01150691U true JPH01150691U (de) | 1989-10-18 |
Family
ID=31481725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19078087U Pending JPH01150691U (de) | 1987-12-17 | 1987-12-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01150691U (de) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51367A (ja) * | 1974-06-19 | 1976-01-06 | Hitachi Ltd | Shadomasukushikensochi |
| JPS6225695A (ja) * | 1985-07-24 | 1987-02-03 | 株式会社小松製作所 | 掘進機 |
-
1987
- 1987-12-17 JP JP19078087U patent/JPH01150691U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51367A (ja) * | 1974-06-19 | 1976-01-06 | Hitachi Ltd | Shadomasukushikensochi |
| JPS6225695A (ja) * | 1985-07-24 | 1987-02-03 | 株式会社小松製作所 | 掘進機 |