JPS6214229Y2 - - Google Patents
Info
- Publication number
- JPS6214229Y2 JPS6214229Y2 JP1980139792U JP13979280U JPS6214229Y2 JP S6214229 Y2 JPS6214229 Y2 JP S6214229Y2 JP 1980139792 U JP1980139792 U JP 1980139792U JP 13979280 U JP13979280 U JP 13979280U JP S6214229 Y2 JPS6214229 Y2 JP S6214229Y2
- Authority
- JP
- Japan
- Prior art keywords
- earth
- sand
- cylindrical shaft
- shield
- cutter head
- 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
- 239000004576 sand Substances 0.000 claims description 26
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000002689 soil Substances 0.000 description 11
- 239000013049 sediment Substances 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000009412 basement excavation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 239000004927 clay Substances 0.000 description 1
- 239000003657 drainage water Substances 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 230000009916 joint effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000003756 stirring Methods 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 |
---|---|---|---|
JP1980139792U JPS6214229Y2 (US20090163788A1-20090625-C00002.png) | 1980-09-30 | 1980-09-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1980139792U JPS6214229Y2 (US20090163788A1-20090625-C00002.png) | 1980-09-30 | 1980-09-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5766093U JPS5766093U (US20090163788A1-20090625-C00002.png) | 1982-04-20 |
JPS6214229Y2 true JPS6214229Y2 (US20090163788A1-20090625-C00002.png) | 1987-04-11 |
Family
ID=29499727
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1980139792U Expired JPS6214229Y2 (US20090163788A1-20090625-C00002.png) | 1980-09-30 | 1980-09-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6214229Y2 (US20090163788A1-20090625-C00002.png) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0631543B2 (ja) * | 1985-03-28 | 1994-04-27 | 朔郎 村山 | 機械式シールドトンネル掘進機のカッタ装置 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS554404A (en) * | 1978-06-17 | 1980-01-12 | Yuukou Nomura | Shieldinggtype excavator |
-
1980
- 1980-09-30 JP JP1980139792U patent/JPS6214229Y2/ja not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS554404A (en) * | 1978-06-17 | 1980-01-12 | Yuukou Nomura | Shieldinggtype excavator |
Also Published As
Publication number | Publication date |
---|---|
JPS5766093U (US20090163788A1-20090625-C00002.png) | 1982-04-20 |