JPS6123356B2 - - Google Patents
Info
- Publication number
- JPS6123356B2 JPS6123356B2 JP12794580A JP12794580A JPS6123356B2 JP S6123356 B2 JPS6123356 B2 JP S6123356B2 JP 12794580 A JP12794580 A JP 12794580A JP 12794580 A JP12794580 A JP 12794580A JP S6123356 B2 JPS6123356 B2 JP S6123356B2
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic jack
- shield
- liquid chamber
- shield body
- branch pipe
- 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
- 239000007788 liquid Substances 0.000 claims description 45
- 239000012530 fluid Substances 0.000 claims description 30
- 238000004891 communication Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12794580A JPS5754698A (en) | 1980-09-17 | 1980-09-17 | Direction corrector for tube propelling shield |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12794580A JPS5754698A (en) | 1980-09-17 | 1980-09-17 | Direction corrector for tube propelling shield |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5754698A JPS5754698A (en) | 1982-04-01 |
JPS6123356B2 true JPS6123356B2 (US06650917-20031118-M00005.png) | 1986-06-05 |
Family
ID=14972517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12794580A Granted JPS5754698A (en) | 1980-09-17 | 1980-09-17 | Direction corrector for tube propelling shield |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5754698A (US06650917-20031118-M00005.png) |
-
1980
- 1980-09-17 JP JP12794580A patent/JPS5754698A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5754698A (en) | 1982-04-01 |
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