JPH0242746Y2 - - Google Patents
Info
- Publication number
- JPH0242746Y2 JPH0242746Y2 JP9645284U JP9645284U JPH0242746Y2 JP H0242746 Y2 JPH0242746 Y2 JP H0242746Y2 JP 9645284 U JP9645284 U JP 9645284U JP 9645284 U JP9645284 U JP 9645284U JP H0242746 Y2 JPH0242746 Y2 JP H0242746Y2
- Authority
- JP
- Japan
- Prior art keywords
- ring
- hook
- lid
- rod
- chain
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 28
- 229910052742 iron Inorganic materials 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9645284U JPS6115342U (ja) | 1984-06-26 | 1984-06-26 | 開蓋具 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9645284U JPS6115342U (ja) | 1984-06-26 | 1984-06-26 | 開蓋具 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6115342U JPS6115342U (ja) | 1986-01-29 |
| JPH0242746Y2 true JPH0242746Y2 (US06294698-20010925-C00026.png) | 1990-11-14 |
Family
ID=30655930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9645284U Granted JPS6115342U (ja) | 1984-06-26 | 1984-06-26 | 開蓋具 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6115342U (US06294698-20010925-C00026.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013227762A (ja) * | 2012-04-25 | 2013-11-07 | Hiroki Mizuno | マンホール開閉器 |
-
1984
- 1984-06-26 JP JP9645284U patent/JPS6115342U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6115342U (ja) | 1986-01-29 |
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