JPH0419102Y2 - - Google Patents
Info
- Publication number
- JPH0419102Y2 JPH0419102Y2 JP18693086U JP18693086U JPH0419102Y2 JP H0419102 Y2 JPH0419102 Y2 JP H0419102Y2 JP 18693086 U JP18693086 U JP 18693086U JP 18693086 U JP18693086 U JP 18693086U JP H0419102 Y2 JPH0419102 Y2 JP H0419102Y2
- Authority
- JP
- Japan
- Prior art keywords
- shield
- shield jack
- wedge
- jack
- 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
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000001141 propulsive effect Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18693086U JPH0419102Y2 (en]) | 1986-12-05 | 1986-12-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18693086U JPH0419102Y2 (en]) | 1986-12-05 | 1986-12-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6395798U JPS6395798U (en]) | 1988-06-21 |
| JPH0419102Y2 true JPH0419102Y2 (en]) | 1992-04-28 |
Family
ID=31136937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18693086U Expired JPH0419102Y2 (en]) | 1986-12-05 | 1986-12-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419102Y2 (en]) |
-
1986
- 1986-12-05 JP JP18693086U patent/JPH0419102Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6395798U (en]) | 1988-06-21 |
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