JPS6414246U - - Google Patents
Info
- Publication number
- JPS6414246U JPS6414246U JP10935687U JP10935687U JPS6414246U JP S6414246 U JPS6414246 U JP S6414246U JP 10935687 U JP10935687 U JP 10935687U JP 10935687 U JP10935687 U JP 10935687U JP S6414246 U JPS6414246 U JP S6414246U
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- opening
- closes
- synthetic resin
- utility
- 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.)
- Pending
Links
- 239000006260 foam Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
Description
図面は本考案の一実施例を示し、第１図は本考
案マンホールを道路に埋設した状態の縦断面図、
第２図は内蓋の嵌着前の縦断面図である。
１…マンホール、３…マンホール本体、４…内
蓋、５…外蓋。
The drawings show one embodiment of the present invention, and Figure 1 is a longitudinal cross-sectional view of the manhole of the present invention buried in a road.
FIG. 2 is a longitudinal cross-sectional view of the inner lid before it is fitted. 1...manhole, 3...manhole body, 4...inner cover, 5...outer cover.
Claims (1)
嵌着される合成樹脂発泡体よりなる内蓋と、マン
ホール本体開口部上面を閉蓋する外蓋とからなる
ことを特徴とするマンホール。 A manhole comprising a cylindrical manhole body, an inner cover made of a synthetic resin foam fitted into the opening of the main body, and an outer cover that closes the upper surface of the opening of the manhole body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10935687U JPS6414246U (en) | 1987-07-16 | 1987-07-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10935687U JPS6414246U (en) | 1987-07-16 | 1987-07-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6414246U true JPS6414246U (en) | 1989-01-25 |
Family
ID=31345525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10935687U Pending JPS6414246U (en) | 1987-07-16 | 1987-07-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6414246U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003020671A (en) * | 2001-07-10 | 2003-01-24 | Nippon Chutetsukan Kk | Heat insulating inner lid for manhole |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625752B2 (en) * | 1972-02-02 | 1981-06-15 |
-
1987
- 1987-07-16 JP JP10935687U patent/JPS6414246U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5625752B2 (en) * | 1972-02-02 | 1981-06-15 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003020671A (en) * | 2001-07-10 | 2003-01-24 | Nippon Chutetsukan Kk | Heat insulating inner lid for manhole |