JPH083465Y2 - マンホール用蓋 - Google Patents
マンホール用蓋Info
- Publication number
- JPH083465Y2 JPH083465Y2 JP1989128179U JP12817989U JPH083465Y2 JP H083465 Y2 JPH083465 Y2 JP H083465Y2 JP 1989128179 U JP1989128179 U JP 1989128179U JP 12817989 U JP12817989 U JP 12817989U JP H083465 Y2 JPH083465 Y2 JP H083465Y2
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- manhole cover
- groove
- pipe
- cover
- 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 - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 239000010840 domestic wastewater Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989128179U JPH083465Y2 (ja) | 1989-11-01 | 1989-11-01 | マンホール用蓋 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989128179U JPH083465Y2 (ja) | 1989-11-01 | 1989-11-01 | マンホール用蓋 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0365744U JPH0365744U (enExample) | 1991-06-26 |
| JPH083465Y2 true JPH083465Y2 (ja) | 1996-01-31 |
Family
ID=31675898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989128179U Expired - Lifetime JPH083465Y2 (ja) | 1989-11-01 | 1989-11-01 | マンホール用蓋 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH083465Y2 (enExample) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60172860U (ja) * | 1984-04-20 | 1985-11-15 | 清水 一郎 | 工事用仮設マンホ−ル蓋 |
-
1989
- 1989-11-01 JP JP1989128179U patent/JPH083465Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0365744U (enExample) | 1991-06-26 |
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