JPS6223900Y2 - - Google Patents
Info
- Publication number
- JPS6223900Y2 JPS6223900Y2 JP1983036171U JP3617183U JPS6223900Y2 JP S6223900 Y2 JPS6223900 Y2 JP S6223900Y2 JP 1983036171 U JP1983036171 U JP 1983036171U JP 3617183 U JP3617183 U JP 3617183U JP S6223900 Y2 JPS6223900 Y2 JP S6223900Y2
- Authority
- JP
- Japan
- Prior art keywords
- core material
- concrete
- reinforcing core
- cover
- lid
- 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
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 239000011162 core material Substances 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 4
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 5
- 238000000465 moulding Methods 0.000 description 3
- 238000009415 formwork Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Landscapes
- Sewage (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3617183U JPS59144082U (ja) | 1983-03-15 | 1983-03-15 | 側溝等の蓋 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3617183U JPS59144082U (ja) | 1983-03-15 | 1983-03-15 | 側溝等の蓋 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59144082U JPS59144082U (ja) | 1984-09-26 |
| JPS6223900Y2 true JPS6223900Y2 (cs) | 1987-06-18 |
Family
ID=30166849
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3617183U Granted JPS59144082U (ja) | 1983-03-15 | 1983-03-15 | 側溝等の蓋 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59144082U (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5997968B2 (ja) * | 2012-08-06 | 2016-09-28 | 住友大阪セメント株式会社 | 側溝用蓋体及び側溝用蓋体の製造方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS544827U (cs) * | 1977-06-08 | 1979-01-12 |
-
1983
- 1983-03-15 JP JP3617183U patent/JPS59144082U/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS544827U (cs) * | 1977-06-08 | 1979-01-12 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59144082U (ja) | 1984-09-26 |
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