JPS629432Y2 - - Google Patents
Info
- Publication number
- JPS629432Y2 JPS629432Y2 JP1981131787U JP13178781U JPS629432Y2 JP S629432 Y2 JPS629432 Y2 JP S629432Y2 JP 1981131787 U JP1981131787 U JP 1981131787U JP 13178781 U JP13178781 U JP 13178781U JP S629432 Y2 JPS629432 Y2 JP S629432Y2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- propulsion
- rubber
- pipe
- water
- 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
- 238000012856 packing Methods 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 description 3
- 238000009933 burial Methods 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13178781U JPS5838893U (ja) | 1981-09-03 | 1981-09-03 | コンクリ−ト推進管の中押し装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13178781U JPS5838893U (ja) | 1981-09-03 | 1981-09-03 | コンクリ−ト推進管の中押し装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5838893U JPS5838893U (ja) | 1983-03-14 |
JPS629432Y2 true JPS629432Y2 (fr) | 1987-03-04 |
Family
ID=29925352
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13178781U Granted JPS5838893U (ja) | 1981-09-03 | 1981-09-03 | コンクリ−ト推進管の中押し装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5838893U (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002309887A (ja) * | 2001-04-16 | 2002-10-23 | Fukuda Corp | 掘削推進装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS55123095U (fr) * | 1979-02-20 | 1980-09-01 |
-
1981
- 1981-09-03 JP JP13178781U patent/JPS5838893U/ja active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002309887A (ja) * | 2001-04-16 | 2002-10-23 | Fukuda Corp | 掘削推進装置 |
Also Published As
Publication number | Publication date |
---|---|
JPS5838893U (ja) | 1983-03-14 |
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