JPH0431787Y2 - - Google Patents
Info
- Publication number
- JPH0431787Y2 JPH0431787Y2 JP7683688U JP7683688U JPH0431787Y2 JP H0431787 Y2 JPH0431787 Y2 JP H0431787Y2 JP 7683688 U JP7683688 U JP 7683688U JP 7683688 U JP7683688 U JP 7683688U JP H0431787 Y2 JPH0431787 Y2 JP H0431787Y2
- Authority
- JP
- Japan
- Prior art keywords
- opening
- hole
- diameter opening
- hand hole
- small diameter
- 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
- 230000003247 decreasing effect Effects 0.000 description 5
- 239000003566 sealing material Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7683688U JPH0431787Y2 (en]) | 1988-06-11 | 1988-06-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7683688U JPH0431787Y2 (en]) | 1988-06-11 | 1988-06-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01180132U JPH01180132U (en]) | 1989-12-25 |
| JPH0431787Y2 true JPH0431787Y2 (en]) | 1992-07-30 |
Family
ID=31301847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7683688U Expired JPH0431787Y2 (en]) | 1988-06-11 | 1988-06-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0431787Y2 (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7351138B2 (ja) * | 2019-08-21 | 2023-09-27 | 中国電力株式会社 | ケーブルピット改良方法 |
-
1988
- 1988-06-11 JP JP7683688U patent/JPH0431787Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01180132U (en]) | 1989-12-25 |
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