JPH0640681Y2 - 地下構造物用蓋体 - Google Patents
地下構造物用蓋体Info
- Publication number
- JPH0640681Y2 JPH0640681Y2 JP1820189U JP1820189U JPH0640681Y2 JP H0640681 Y2 JPH0640681 Y2 JP H0640681Y2 JP 1820189 U JP1820189 U JP 1820189U JP 1820189 U JP1820189 U JP 1820189U JP H0640681 Y2 JPH0640681 Y2 JP H0640681Y2
- Authority
- JP
- Japan
- Prior art keywords
- lid
- basic unit
- underground structure
- pattern
- hexagonal
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- 229910001018 Cast iron Inorganic materials 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1820189U JPH0640681Y2 (ja) | 1989-02-17 | 1989-02-17 | 地下構造物用蓋体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1820189U JPH0640681Y2 (ja) | 1989-02-17 | 1989-02-17 | 地下構造物用蓋体 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH02109847U JPH02109847U (enrdf_load_stackoverflow) | 1990-09-03 |
JPH0640681Y2 true JPH0640681Y2 (ja) | 1994-10-26 |
Family
ID=31232633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1820189U Expired - Lifetime JPH0640681Y2 (ja) | 1989-02-17 | 1989-02-17 | 地下構造物用蓋体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0640681Y2 (enrdf_load_stackoverflow) |
-
1989
- 1989-02-17 JP JP1820189U patent/JPH0640681Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH02109847U (enrdf_load_stackoverflow) | 1990-09-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |