JPS612591U - 地中筒体の前進装置 - Google Patents
地中筒体の前進装置Info
- Publication number
- JPS612591U JPS612591U JP8666384U JP8666384U JPS612591U JP S612591 U JPS612591 U JP S612591U JP 8666384 U JP8666384 U JP 8666384U JP 8666384 U JP8666384 U JP 8666384U JP S612591 U JPS612591 U JP S612591U
- Authority
- JP
- Japan
- Prior art keywords
- cylindrical body
- members
- cylinder
- attached
- pressurizing
- 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.)
- Granted
Links
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8666384U JPS612591U (ja) | 1984-06-13 | 1984-06-13 | 地中筒体の前進装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8666384U JPS612591U (ja) | 1984-06-13 | 1984-06-13 | 地中筒体の前進装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS612591U true JPS612591U (ja) | 1986-01-09 |
JPH0322391Y2 JPH0322391Y2 (sv) | 1991-05-15 |
Family
ID=30638180
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8666384U Granted JPS612591U (ja) | 1984-06-13 | 1984-06-13 | 地中筒体の前進装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS612591U (sv) |
-
1984
- 1984-06-13 JP JP8666384U patent/JPS612591U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPH0322391Y2 (sv) | 1991-05-15 |
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