JPH0333835Y2 - - Google Patents
Info
- Publication number
- JPH0333835Y2 JPH0333835Y2 JP12945085U JP12945085U JPH0333835Y2 JP H0333835 Y2 JPH0333835 Y2 JP H0333835Y2 JP 12945085 U JP12945085 U JP 12945085U JP 12945085 U JP12945085 U JP 12945085U JP H0333835 Y2 JPH0333835 Y2 JP H0333835Y2
- Authority
- JP
- Japan
- Prior art keywords
- pressure chamber
- cylindrical casing
- spherical
- partition wall
- removal device
- 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
- 238000005192 partition Methods 0.000 claims description 13
- 239000004576 sand Substances 0.000 claims description 3
- 239000002689 soil Substances 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000003566 sealing material Substances 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 230000005641 tunneling Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Screw Conveyors (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12945085U JPH0333835Y2 (en]) | 1985-08-23 | 1985-08-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12945085U JPH0333835Y2 (en]) | 1985-08-23 | 1985-08-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6238999U JPS6238999U (en]) | 1987-03-07 |
| JPH0333835Y2 true JPH0333835Y2 (en]) | 1991-07-17 |
Family
ID=31026029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12945085U Expired JPH0333835Y2 (en]) | 1985-08-23 | 1985-08-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0333835Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4795159B2 (ja) * | 2006-08-07 | 2011-10-19 | 長野油機株式会社 | 小口径トンネル形成用掘削装置 |
-
1985
- 1985-08-23 JP JP12945085U patent/JPH0333835Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6238999U (en]) | 1987-03-07 |
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