JPH0649667Y2 - 管埋設装置における埋設管の長さ補正装置 - Google Patents
管埋設装置における埋設管の長さ補正装置Info
- Publication number
- JPH0649667Y2 JPH0649667Y2 JP4761089U JP4761089U JPH0649667Y2 JP H0649667 Y2 JPH0649667 Y2 JP H0649667Y2 JP 4761089 U JP4761089 U JP 4761089U JP 4761089 U JP4761089 U JP 4761089U JP H0649667 Y2 JPH0649667 Y2 JP H0649667Y2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- buried pipe
- buried
- casing
- tip
- 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 - Fee Related
Links
- 238000009933 burial Methods 0.000 title 1
- 238000001514 detection method Methods 0.000 claims description 8
- 230000008602 contraction Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 description 7
- 239000004576 sand Substances 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000004809 Teflon Substances 0.000 description 2
- 229920006362 Teflon® Polymers 0.000 description 2
- 102000001999 Transcription Factor Pit-1 Human genes 0.000 description 2
- 108010040742 Transcription Factor Pit-1 Proteins 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007779 soft material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4761089U JPH0649667Y2 (ja) | 1989-04-21 | 1989-04-21 | 管埋設装置における埋設管の長さ補正装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4761089U JPH0649667Y2 (ja) | 1989-04-21 | 1989-04-21 | 管埋設装置における埋設管の長さ補正装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02139997U JPH02139997U (enrdf_load_stackoverflow) | 1990-11-22 |
| JPH0649667Y2 true JPH0649667Y2 (ja) | 1994-12-14 |
Family
ID=31563688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4761089U Expired - Fee Related JPH0649667Y2 (ja) | 1989-04-21 | 1989-04-21 | 管埋設装置における埋設管の長さ補正装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649667Y2 (enrdf_load_stackoverflow) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5945077B2 (ja) | 2012-11-05 | 2016-07-05 | インダストリー−アカデミック コーポレーション ファウンデイション, チョソン ユニバーシティーIndustry−Academic Cooperation Foundation, Chosun University | 可変摩擦ダンパ |
-
1989
- 1989-04-21 JP JP4761089U patent/JPH0649667Y2/ja not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5945077B2 (ja) | 2012-11-05 | 2016-07-05 | インダストリー−アカデミック コーポレーション ファウンデイション, チョソン ユニバーシティーIndustry−Academic Cooperation Foundation, Chosun University | 可変摩擦ダンパ |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02139997U (enrdf_load_stackoverflow) | 1990-11-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |