JPH0235869Y2 - - Google Patents
Info
- Publication number
- JPH0235869Y2 JPH0235869Y2 JP3737084U JP3737084U JPH0235869Y2 JP H0235869 Y2 JPH0235869 Y2 JP H0235869Y2 JP 3737084 U JP3737084 U JP 3737084U JP 3737084 U JP3737084 U JP 3737084U JP H0235869 Y2 JPH0235869 Y2 JP H0235869Y2
- Authority
- JP
- Japan
- Prior art keywords
- hinge
- hole
- iron
- circular cross
- manhole
- 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 claims description 94
- 229910052742 iron Inorganic materials 0.000 claims description 47
- 239000002184 metal Substances 0.000 claims description 10
- 229910052751 metal Inorganic materials 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3737084U JPS60148363U (ja) | 1984-03-14 | 1984-03-14 | マンホ−ル鉄蓋の蝶番 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3737084U JPS60148363U (ja) | 1984-03-14 | 1984-03-14 | マンホ−ル鉄蓋の蝶番 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60148363U JPS60148363U (ja) | 1985-10-02 |
| JPH0235869Y2 true JPH0235869Y2 (US06650917-20031118-M00005.png) | 1990-10-01 |
Family
ID=30543380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3737084U Granted JPS60148363U (ja) | 1984-03-14 | 1984-03-14 | マンホ−ル鉄蓋の蝶番 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60148363U (US06650917-20031118-M00005.png) |
-
1984
- 1984-03-14 JP JP3737084U patent/JPS60148363U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60148363U (ja) | 1985-10-02 |
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