JPH0242751Y2 - - Google Patents
Info
- Publication number
- JPH0242751Y2 JPH0242751Y2 JP12663684U JP12663684U JPH0242751Y2 JP H0242751 Y2 JPH0242751 Y2 JP H0242751Y2 JP 12663684 U JP12663684 U JP 12663684U JP 12663684 U JP12663684 U JP 12663684U JP H0242751 Y2 JPH0242751 Y2 JP H0242751Y2
- Authority
- JP
- Japan
- Prior art keywords
- frame
- lid
- connecting rod
- manhole
- lid body
- 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
- 230000002093 peripheral effect Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12663684U JPS6140449U (ja) | 1984-08-20 | 1984-08-20 | マンホ−ル蓋体係止構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12663684U JPS6140449U (ja) | 1984-08-20 | 1984-08-20 | マンホ−ル蓋体係止構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6140449U JPS6140449U (ja) | 1986-03-14 |
| JPH0242751Y2 true JPH0242751Y2 (en]) | 1990-11-14 |
Family
ID=30685309
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12663684U Granted JPS6140449U (ja) | 1984-08-20 | 1984-08-20 | マンホ−ル蓋体係止構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6140449U (en]) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0518034Y2 (en]) * | 1987-08-11 | 1993-05-13 |
-
1984
- 1984-08-20 JP JP12663684U patent/JPS6140449U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6140449U (ja) | 1986-03-14 |
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