JPS6124629Y2 - - Google Patents
Info
- Publication number
- JPS6124629Y2 JPS6124629Y2 JP17456380U JP17456380U JPS6124629Y2 JP S6124629 Y2 JPS6124629 Y2 JP S6124629Y2 JP 17456380 U JP17456380 U JP 17456380U JP 17456380 U JP17456380 U JP 17456380U JP S6124629 Y2 JPS6124629 Y2 JP S6124629Y2
- Authority
- JP
- Japan
- Prior art keywords
- cutter
- rotary joint
- copy
- jack
- copy cutter
- 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
- 238000009412 basement excavation Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
- 239000004576 sand Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17456380U JPS6124629Y2 (en]) | 1980-12-05 | 1980-12-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17456380U JPS6124629Y2 (en]) | 1980-12-05 | 1980-12-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57101196U JPS57101196U (en]) | 1982-06-22 |
| JPS6124629Y2 true JPS6124629Y2 (en]) | 1986-07-23 |
Family
ID=29966594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17456380U Expired JPS6124629Y2 (en]) | 1980-12-05 | 1980-12-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6124629Y2 (en]) |
-
1980
- 1980-12-05 JP JP17456380U patent/JPS6124629Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57101196U (en]) | 1982-06-22 |
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