JPH0444715Y2 - - Google Patents
Info
- Publication number
- JPH0444715Y2 JPH0444715Y2 JP9812890U JP9812890U JPH0444715Y2 JP H0444715 Y2 JPH0444715 Y2 JP H0444715Y2 JP 9812890 U JP9812890 U JP 9812890U JP 9812890 U JP9812890 U JP 9812890U JP H0444715 Y2 JPH0444715 Y2 JP H0444715Y2
- Authority
- JP
- Japan
- Prior art keywords
- shield machine
- vertical shield
- erector
- axis
- segment
- 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.)
- Expired
Links
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9812890U JPH0444715Y2 (US06521211-20030218-C00004.png) | 1990-09-20 | 1990-09-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9812890U JPH0444715Y2 (US06521211-20030218-C00004.png) | 1990-09-20 | 1990-09-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0457588U JPH0457588U (US06521211-20030218-C00004.png) | 1992-05-18 |
| JPH0444715Y2 true JPH0444715Y2 (US06521211-20030218-C00004.png) | 1992-10-21 |
Family
ID=31839062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9812890U Expired JPH0444715Y2 (US06521211-20030218-C00004.png) | 1990-09-20 | 1990-09-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0444715Y2 (US06521211-20030218-C00004.png) |
-
1990
- 1990-09-20 JP JP9812890U patent/JPH0444715Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0457588U (US06521211-20030218-C00004.png) | 1992-05-18 |
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