JPS6112389Y2 - - Google Patents
Info
- Publication number
- JPS6112389Y2 JPS6112389Y2 JP11127880U JP11127880U JPS6112389Y2 JP S6112389 Y2 JPS6112389 Y2 JP S6112389Y2 JP 11127880 U JP11127880 U JP 11127880U JP 11127880 U JP11127880 U JP 11127880U JP S6112389 Y2 JPS6112389 Y2 JP S6112389Y2
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- lid
- edge
- shaft
- unit plate
- 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
- 239000000758 substrate Substances 0.000 claims description 12
- 230000000630 rising effect Effects 0.000 description 8
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11127880U JPS6112389Y2 (en, 2012) | 1980-08-05 | 1980-08-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11127880U JPS6112389Y2 (en, 2012) | 1980-08-05 | 1980-08-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5735291U JPS5735291U (en, 2012) | 1982-02-24 |
| JPS6112389Y2 true JPS6112389Y2 (en, 2012) | 1986-04-17 |
Family
ID=29472390
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11127880U Expired JPS6112389Y2 (en, 2012) | 1980-08-05 | 1980-08-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6112389Y2 (en, 2012) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6047289U (ja) * | 1983-09-06 | 1985-04-03 | 三菱樹脂株式会社 | 開閉・着脱自在なマンホ−ル蓋を備えた水槽 |
-
1980
- 1980-08-05 JP JP11127880U patent/JPS6112389Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5735291U (en, 2012) | 1982-02-24 |
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