JPS62148647U - - Google Patents
Info
- Publication number
- JPS62148647U JPS62148647U JP3418886U JP3418886U JPS62148647U JP S62148647 U JPS62148647 U JP S62148647U JP 3418886 U JP3418886 U JP 3418886U JP 3418886 U JP3418886 U JP 3418886U JP S62148647 U JPS62148647 U JP S62148647U
- Authority
- JP
- Japan
- Prior art keywords
- rib
- ribs
- recess
- fitted
- cover 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.)
- Pending
Links
Landscapes
- Sewage (AREA)
Description
第１図は本考案の蓋受け部を備えたマンホール
の出入口部分を示す断面図、第２図は同部分の部
分平面図、第３図は上記蓋受け部の作用を説明す
るための拡大部分断面図、第４図は従来の蓋受け
部を備えたマンホールの出入口部分を示す断面図
である。
１３……内リブ、１３ｂ……傾斜面、１４……
外リブ、１５……凹所、３１……蓋板、３２……
凸条。
Fig. 1 is a cross-sectional view showing the entrance/exit portion of a manhole equipped with the lid receiving part of the present invention, Fig. 2 is a partial plan view of the same part, and Fig. 3 is an enlarged portion for explaining the function of the lid receiving part. 4 is a cross-sectional view showing the entrance and exit portion of a manhole equipped with a conventional lid receiving portion. 13...Inner rib, 13b...Slanted surface, 14...
Outer rib, 15... recess, 31... lid plate, 32...
Convex stripes.
Claims (1)
蓋板の外周部に設けられた凸条が嵌め込まれる凹
所が形成されてなり、内リブの内面が、その上端
縁側にいくほど外リブから遠ざかる傾斜面となつ
ていることを特徴とするマンホール等の蓋受け部
の構造。 Between the inner ribs and outer ribs arranged concentrically,
A manhole characterized in that a recess is formed into which a protrusion provided on the outer periphery of the cover plate is fitted, and the inner surface of the inner rib is an inclined surface that becomes farther away from the outer rib toward the upper edge thereof. etc. The structure of the lid holder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3418886U JPS62148647U (en) | 1986-03-10 | 1986-03-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3418886U JPS62148647U (en) | 1986-03-10 | 1986-03-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62148647U true JPS62148647U (en) | 1987-09-19 |
Family
ID=30842502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3418886U Pending JPS62148647U (en) | 1986-03-10 | 1986-03-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62148647U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5039974U (en) * | 1973-08-09 | 1975-04-23 |
-
1986
- 1986-03-10 JP JP3418886U patent/JPS62148647U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5039974U (en) * | 1973-08-09 | 1975-04-23 |