JPS62172750U - - Google Patents
Info
- Publication number
- JPS62172750U JPS62172750U JP5871886U JP5871886U JPS62172750U JP S62172750 U JPS62172750 U JP S62172750U JP 5871886 U JP5871886 U JP 5871886U JP 5871886 U JP5871886 U JP 5871886U JP S62172750 U JPS62172750 U JP S62172750U
- Authority
- JP
- Japan
- Prior art keywords
- taper angle
- iron lid
- frame
- opening
- upper half
- 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
Description
第１図は、この考案のマンホールの一実施態様
を示す部分断面図、第２図は、従来マンホールを
示す部分断面図である。
図面において、１，１′……鉄蓋、２，２′…
…枠、２Ａ，２′Ａ……開口。
FIG. 1 is a partial sectional view showing an embodiment of the manhole of this invention, and FIG. 2 is a partial sectional view showing a conventional manhole. In the drawings, 1, 1'... iron lid, 2, 2'...
...Frame, 2A, 2'A...Opening.
Claims (1)
付いた開口を有する枠とからなるマンホールにお
いて、前記枠の開口の上半部のテーパ角度は、下
半部のテーパ角度より小さく、そして、前記鉄蓋
の側面上半部のテーパ角度は、前記枠の開口の前
記上半部のテーパ角度と一致し、前記鉄蓋の側面
下半部は、垂直に切り欠かれていることを特徴と
するマンホール。 In a manhole consisting of an iron lid and a frame having an opening with a wide taper at the top into which the iron lid is fitted, the taper angle of the upper half of the opening of the frame is smaller than the taper angle of the lower half, and The taper angle of the upper half of the side surface of the iron lid matches the taper angle of the upper half of the opening of the frame, and the lower half of the side surface of the iron lid is cut out vertically. manhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5871886U JPS62172750U (en) | 1986-04-21 | 1986-04-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5871886U JPS62172750U (en) | 1986-04-21 | 1986-04-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62172750U true JPS62172750U (en) | 1987-11-02 |
Family
ID=30889537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5871886U Pending JPS62172750U (en) | 1986-04-21 | 1986-04-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62172750U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040067389A (en) * | 2003-01-23 | 2004-07-30 | 지운용 | Manhole Cover |
| KR200411553Y1 (en) * | 2006-01-03 | 2006-03-15 | 김향숙 | Manhole cover opening |
| JP2016044517A (en) * | 2014-08-26 | 2016-04-04 | アクアインテック株式会社 | Cover frame set for underground structure |
| JP2018131900A (en) * | 2018-04-25 | 2018-08-23 | アクアインテック株式会社 | Lid-receiving frame set for underground structure |
-
1986
- 1986-04-21 JP JP5871886U patent/JPS62172750U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20040067389A (en) * | 2003-01-23 | 2004-07-30 | 지운용 | Manhole Cover |
| KR200411553Y1 (en) * | 2006-01-03 | 2006-03-15 | 김향숙 | Manhole cover opening |
| JP2016044517A (en) * | 2014-08-26 | 2016-04-04 | アクアインテック株式会社 | Cover frame set for underground structure |
| JP2018131900A (en) * | 2018-04-25 | 2018-08-23 | アクアインテック株式会社 | Lid-receiving frame set for underground structure |