JPS6091636U - manhole - Google Patents
manholeInfo
- Publication number
- JPS6091636U JPS6091636U JP18409883U JP18409883U JPS6091636U JP S6091636 U JPS6091636 U JP S6091636U JP 18409883 U JP18409883 U JP 18409883U JP 18409883 U JP18409883 U JP 18409883U JP S6091636 U JPS6091636 U JP S6091636U
- Authority
- JP
- Japan
- Prior art keywords
- lid
- receiving frame
- manhole
- butterfly plate
- elongated hole
- 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
図面は本考案の実施態様を例示するもので、第１図は本
案マンホールの平面図、第２図は第１図Ａ−Ａ線に於け
る縦断面図、第３図は同枢着部の一部拡大平面図、第４
図は第３図Ｂ−Ｂ線に於ける縦断面図、第５図は回転ブ
ロック機構の拡大縦断面図、第６図は第５図Ｃ−Ｃ線に
於ける縦断面図である。−
１・・・マンホール、２・・・蓋受枠、３・・・蓋、４
・・・蝶板、５・・・ボルト。The drawings illustrate the embodiment of the present invention, and Fig. 1 is a plan view of the proposed manhole, Fig. 2 is a longitudinal sectional view taken along line A-A in Fig. 1, and Fig. 3 is a view of the pivot joint. Partially enlarged plan view, 4th
The figures are a longitudinal sectional view taken along the line B--B in FIG. 3, FIG. 5 is an enlarged longitudinal sectional view of the rotary block mechanism, and FIG. 6 is a longitudinal sectional view taken along the line C--C in FIG. - 1... Manhole, 2... Lid holder frame, 3... Lid, 4
...Butterfly plate, 5...bolts.
Claims (1)
に蓋３を上部から着脱可能に嵌合し、蓋３を水平回転さ
せることにより同蓋下面に設けられた突起３．を蓋受枠
２の周壁２□の一部に形成された段部２□に係合させて
ロックする回転ロック機構を設けて成るマンホール１に
於いて、蓋受枠２の一部に、円弧状の長孔４□を穿った
蝶板４を上下反転可能に枢着４゜し、同蝶板の表面に蓋
３の裏面を重ね、長孔４１の市より広い頭部５１を有す
るボルト５を同長孔４□を貫通させて蓋３の一部に適宜
固着して成るマンホール。A lid receiving frame 2 is buried in the periphery of the upper end of the opening on the floor surface, and the receiving frame 2
The lid 3 is removably fitted from the top, and by rotating the lid 3 horizontally, the protrusion 3 provided on the lower surface of the lid is removed. In a manhole 1 equipped with a rotary locking mechanism that engages and locks a step part 2□ formed on a part of a peripheral wall 2□ of a lid receiving frame 2, a part of the lid receiving frame 2 has an arc-shaped A butterfly plate 4 with an elongated hole 4□ is pivoted at 4 degrees so that it can be turned upside down, the back side of the lid 3 is placed on the surface of the butterfly plate, and a bolt 5 having a head 51 wider than the center of the elongated hole 41 is attached. A manhole formed by penetrating a long hole 4□ and fixing it to a part of the lid 3 as appropriate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18409883U JPS6091636U (en) | 1983-11-28 | 1983-11-28 | manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18409883U JPS6091636U (en) | 1983-11-28 | 1983-11-28 | manhole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6091636U true JPS6091636U (en) | 1985-06-22 |
| JPS625099Y2 JPS625099Y2 (en) | 1987-02-05 |
Family
ID=30398267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18409883U Granted JPS6091636U (en) | 1983-11-28 | 1983-11-28 | manhole |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6091636U (en) |
-
1983
- 1983-11-28 JP JP18409883U patent/JPS6091636U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS625099Y2 (en) | 1987-02-05 |
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