JPS59155995U - Manhole for cold region water tank - Google Patents
Manhole for cold region water tankInfo
- Publication number
- JPS59155995U JPS59155995U JP5039783U JP5039783U JPS59155995U JP S59155995 U JPS59155995 U JP S59155995U JP 5039783 U JP5039783 U JP 5039783U JP 5039783 U JP5039783 U JP 5039783U JP S59155995 U JPS59155995 U JP S59155995U
- Authority
- JP
- Japan
- Prior art keywords
- side wall
- manhole
- circular ring
- ring body
- cover
- 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.)
- Granted
Links
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本案の１実施例を示すもので第１図は平面図、第
２図は同上のＡ−Ａ線における要部拡大断面図、第３図
は第２図のＢ−Ｂ線断面図、第４図は作用を示す要部拡
大断面図である。
１・・・・・・寒冷地貯水槽用マンホル、２・・・・・
・マンホール枠、３・・・・・・マンホール蓋。The drawings show one embodiment of the present invention, and FIG. 1 is a plan view, FIG. 2 is an enlarged cross-sectional view of the main part taken along line A-A in the same example, and FIG. 3 is a cross-sectional view taken along line B-B in FIG. FIG. 4 is an enlarged sectional view of the main part showing the operation. 1... Manhole for cold region water tank, 2...
- Manhole frame, 3... Manhole cover.
Claims (1)
らなることを特徴とする寒冷地貯水槽用マンホール。 イ 上記マンホール枠２は円輪体２Ａとこの円輪体２Ａ
の外縁に上方に向は突設した側壁２Ｂか、 らなり、か
つ、この側壁２Ｂの内周面は少しく外方に開いた状態の
傾斜面として構成されていること。 口 上記マンホール蓋３は円盤状蓋体３Ａの外縁には上
記円輪体２Ａと側壁２Ｂの内周面に上方から嵌着する側
壁３Ｂが形成されていると共に、上記蓋体３Ａの中心に
は円孔３Ｃが穿設され、かつ、この円孔にはプラスチッ
クキャップ３Ｄが嵌着され、上記円孔３．Ｃの下面には
短筒体３Ｅが垂下され、一方、短筒体を中心として放射
状に進退すべき押圧棒３Ｆは内方端３Ｆ’は側面略Ｃ状
に構成されていると共に、上記短筒体を貫通して短筒体
内に突出され、また、外方端３Ｆ″は側面路コ状のくさ
びに構成され、かつ、上記側壁３Ｂと円輪体２Ａの当接
部に臨ませたこと。[Scope of Claim for Utility Model Registration] A manhole for a cold region water storage tank characterized by comprising a manhole frame 2 and a manhole cover 3 having the following conditions. B The above manhole frame 2 consists of a circular ring body 2A and this circular ring body 2A.
There is a side wall 2B projecting upward from the outer edge of the side wall 2B, and the inner circumferential surface of the side wall 2B is configured as an inclined surface slightly opened outward. In the manhole cover 3, a side wall 3B is formed on the outer edge of the disc-shaped cover 3A, and the side wall 3B is fitted from above to the inner circumferential surface of the circular ring body 2A and the side wall 2B, and the center of the cover 3A is A circular hole 3C is bored, and a plastic cap 3D is fitted into the circular hole 3C. A short cylindrical body 3E is suspended from the lower surface of C. On the other hand, the press rod 3F, which moves radially back and forth around the short cylindrical body, has an inner end 3F' having a substantially C-shaped side surface. It penetrates through the body and protrudes into the short cylindrical body, and the outer end 3F'' is formed into a U-shaped wedge with a side surface, and faces the abutting part between the side wall 3B and the circular ring body 2A.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5039783U JPS59155995U (en) | 1983-04-04 | 1983-04-04 | Manhole for cold region water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5039783U JPS59155995U (en) | 1983-04-04 | 1983-04-04 | Manhole for cold region water tank |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59155995U true JPS59155995U (en) | 1984-10-19 |
| JPS6231437Y2 JPS6231437Y2 (en) | 1987-08-12 |
Family
ID=30180863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5039783U Granted JPS59155995U (en) | 1983-04-04 | 1983-04-04 | Manhole for cold region water tank |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59155995U (en) |
-
1983
- 1983-04-04 JP JP5039783U patent/JPS59155995U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6231437Y2 (en) | 1987-08-12 |
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