JPS6131107Y2 - - Google Patents
Info
- Publication number
- JPS6131107Y2 JPS6131107Y2 JP3602681U JP3602681U JPS6131107Y2 JP S6131107 Y2 JPS6131107 Y2 JP S6131107Y2 JP 3602681 U JP3602681 U JP 3602681U JP 3602681 U JP3602681 U JP 3602681U JP S6131107 Y2 JPS6131107 Y2 JP S6131107Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- earth
- retaining
- shield
- back surface
- 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
- 230000005641 tunneling Effects 0.000 claims description 3
- 239000004576 sand Substances 0.000 description 8
- 239000002689 soil Substances 0.000 description 5
- 238000009412 basement excavation Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3602681U JPS6131107Y2 (enrdf_load_html_response) | 1981-03-14 | 1981-03-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3602681U JPS6131107Y2 (enrdf_load_html_response) | 1981-03-14 | 1981-03-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57151495U JPS57151495U (enrdf_load_html_response) | 1982-09-22 |
| JPS6131107Y2 true JPS6131107Y2 (enrdf_load_html_response) | 1986-09-10 |
Family
ID=29833271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3602681U Expired JPS6131107Y2 (enrdf_load_html_response) | 1981-03-14 | 1981-03-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6131107Y2 (enrdf_load_html_response) |
-
1981
- 1981-03-14 JP JP3602681U patent/JPS6131107Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57151495U (enrdf_load_html_response) | 1982-09-22 |
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