JPS6315391Y2 - - Google Patents
Info
- Publication number
- JPS6315391Y2 JPS6315391Y2 JP19131383U JP19131383U JPS6315391Y2 JP S6315391 Y2 JPS6315391 Y2 JP S6315391Y2 JP 19131383 U JP19131383 U JP 19131383U JP 19131383 U JP19131383 U JP 19131383U JP S6315391 Y2 JPS6315391 Y2 JP S6315391Y2
- Authority
- JP
- Japan
- Prior art keywords
- lid
- locking hook
- screw rod
- screw
- 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
- 230000002265 prevention Effects 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 238000003825 pressing Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000003860 storage Methods 0.000 description 5
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004323 axial length Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19131383U JPS60100448U (ja) | 1983-12-12 | 1983-12-12 | 地下構造物用蓋 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19131383U JPS60100448U (ja) | 1983-12-12 | 1983-12-12 | 地下構造物用蓋 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60100448U JPS60100448U (ja) | 1985-07-09 |
| JPS6315391Y2 true JPS6315391Y2 (US20030220297A1-20031127-C00074.png) | 1988-04-28 |
Family
ID=30412010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19131383U Granted JPS60100448U (ja) | 1983-12-12 | 1983-12-12 | 地下構造物用蓋 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60100448U (US20030220297A1-20031127-C00074.png) |
-
1983
- 1983-12-12 JP JP19131383U patent/JPS60100448U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60100448U (ja) | 1985-07-09 |
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