JPS6227590Y2 - - Google Patents
Info
- Publication number
- JPS6227590Y2 JPS6227590Y2 JP15478681U JP15478681U JPS6227590Y2 JP S6227590 Y2 JPS6227590 Y2 JP S6227590Y2 JP 15478681 U JP15478681 U JP 15478681U JP 15478681 U JP15478681 U JP 15478681U JP S6227590 Y2 JPS6227590 Y2 JP S6227590Y2
- Authority
- JP
- Japan
- Prior art keywords
- swinging
- propulsion device
- pipe
- tip
- section
- 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 5
- 238000010586 diagram Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005056 compaction Methods 0.000 description 2
- 238000007596 consolidation process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Earth Drilling (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15478681U JPS5859884U (ja) | 1981-10-20 | 1981-10-20 | 管埋設用掘削機の先導管推進装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15478681U JPS5859884U (ja) | 1981-10-20 | 1981-10-20 | 管埋設用掘削機の先導管推進装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5859884U JPS5859884U (ja) | 1983-04-22 |
| JPS6227590Y2 true JPS6227590Y2 (en]) | 1987-07-15 |
Family
ID=29947375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15478681U Granted JPS5859884U (ja) | 1981-10-20 | 1981-10-20 | 管埋設用掘削機の先導管推進装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5859884U (en]) |
-
1981
- 1981-10-20 JP JP15478681U patent/JPS5859884U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5859884U (ja) | 1983-04-22 |
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