JPS63841Y2 - - Google Patents
Info
- Publication number
- JPS63841Y2 JPS63841Y2 JP1983045507U JP4550783U JPS63841Y2 JP S63841 Y2 JPS63841 Y2 JP S63841Y2 JP 1983045507 U JP1983045507 U JP 1983045507U JP 4550783 U JP4550783 U JP 4550783U JP S63841 Y2 JPS63841 Y2 JP S63841Y2
- Authority
- JP
- Japan
- Prior art keywords
- manhole cover
- locking
- receiving frame
- tapered ring
- 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
- 239000002184 metal Substances 0.000 claims description 12
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 239000012530 fluid Substances 0.000 description 23
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000001105 regulatory effect Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4550783U JPS59151958U (ja) | 1983-03-28 | 1983-03-28 | マンホ−ル蓋構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4550783U JPS59151958U (ja) | 1983-03-28 | 1983-03-28 | マンホ−ル蓋構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59151958U JPS59151958U (ja) | 1984-10-11 |
| JPS63841Y2 true JPS63841Y2 (US06811534-20041102-M00003.png) | 1988-01-11 |
Family
ID=30176021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4550783U Granted JPS59151958U (ja) | 1983-03-28 | 1983-03-28 | マンホ−ル蓋構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59151958U (US06811534-20041102-M00003.png) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0730759Y2 (ja) * | 1987-05-08 | 1995-07-19 | 日本電信電話株式会社 | マンホ−ル蓋受枠 |
| JP6755448B2 (ja) * | 2016-02-22 | 2020-09-16 | アクアインテック株式会社 | 地下構造物用蓋受枠セット |
| JP6913972B2 (ja) * | 2016-02-22 | 2021-08-04 | アクアインテック株式会社 | 地下構造物用蓋受枠セット |
| JP7162928B2 (ja) * | 2020-06-17 | 2022-10-31 | アクアインテック株式会社 | 地下構造物用蓋受枠セット |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57123852U (US06811534-20041102-M00003.png) * | 1981-01-21 | 1982-08-02 | ||
| JPS59135945U (ja) * | 1983-02-23 | 1984-09-11 | 日豊金属工業株式会社 | 二段内圧逃し機構付のマンホ−ル蓋 |
-
1983
- 1983-03-28 JP JP4550783U patent/JPS59151958U/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59151958U (ja) | 1984-10-11 |
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