JPH01124897U - - Google Patents
Info
- Publication number
- JPH01124897U JPH01124897U JP2071588U JP2071588U JPH01124897U JP H01124897 U JPH01124897 U JP H01124897U JP 2071588 U JP2071588 U JP 2071588U JP 2071588 U JP2071588 U JP 2071588U JP H01124897 U JPH01124897 U JP H01124897U
- Authority
- JP
- Japan
- Prior art keywords
- shield
- hydraulic cylinders
- shields
- end part
- spherical
- 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
- 230000008602 contraction Effects 0.000 claims 1
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2071588U JPH01124897U (en]) | 1988-02-19 | 1988-02-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2071588U JPH01124897U (en]) | 1988-02-19 | 1988-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01124897U true JPH01124897U (en]) | 1989-08-25 |
Family
ID=31237316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2071588U Pending JPH01124897U (en]) | 1988-02-19 | 1988-02-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01124897U (en]) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5873692A (ja) * | 1981-10-23 | 1983-05-02 | 川崎重工業株式会社 | シ−ルド掘進機 |
-
1988
- 1988-02-19 JP JP2071588U patent/JPH01124897U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5873692A (ja) * | 1981-10-23 | 1983-05-02 | 川崎重工業株式会社 | シ−ルド掘進機 |