JPS6131102Y2 - - Google Patents
Info
- Publication number
- JPS6131102Y2 JPS6131102Y2 JP480281U JP480281U JPS6131102Y2 JP S6131102 Y2 JPS6131102 Y2 JP S6131102Y2 JP 480281 U JP480281 U JP 480281U JP 480281 U JP480281 U JP 480281U JP S6131102 Y2 JPS6131102 Y2 JP S6131102Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- resistance plate
- rolling
- resistance
- shield
- 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
- 238000005096 rolling process Methods 0.000 claims description 12
- 238000009412 basement excavation Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP480281U JPS6131102Y2 (US20090163788A1-20090625-C00002.png) | 1981-01-16 | 1981-01-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP480281U JPS6131102Y2 (US20090163788A1-20090625-C00002.png) | 1981-01-16 | 1981-01-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57119890U JPS57119890U (US20090163788A1-20090625-C00002.png) | 1982-07-26 |
| JPS6131102Y2 true JPS6131102Y2 (US20090163788A1-20090625-C00002.png) | 1986-09-10 |
Family
ID=29803199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP480281U Expired JPS6131102Y2 (US20090163788A1-20090625-C00002.png) | 1981-01-16 | 1981-01-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6131102Y2 (US20090163788A1-20090625-C00002.png) |
-
1981
- 1981-01-16 JP JP480281U patent/JPS6131102Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57119890U (US20090163788A1-20090625-C00002.png) | 1982-07-26 |
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