JPS6110350U - Frost heave protection cover for underground structures - Google Patents
Frost heave protection cover for underground structuresInfo
- Publication number
- JPS6110350U JPS6110350U JP9422484U JP9422484U JPS6110350U JP S6110350 U JPS6110350 U JP S6110350U JP 9422484 U JP9422484 U JP 9422484U JP 9422484 U JP9422484 U JP 9422484U JP S6110350 U JPS6110350 U JP S6110350U
- Authority
- JP
- Japan
- Prior art keywords
- protection cover
- frost heave
- underground structures
- peripheral wall
- flange
- 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
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
【図面の簡単な説明】
第１図は本考案に係る凍上保護カバーをマンホールの側
塊に設けた状態を示す断面図、第２図は凍上保護カバー
の平面図、第３図は第２図のＩ−■線矢視断面図、第４
図は同斜視図、第５図は側塊への取付けに際し凍上保護
カバーを縮径させた時の斜視図、第６図は従来の側塊構
造において凍上現象を生じた状態を示す断面図である。
１・・・凍上保護カバー、２・・・フランジ、３・・・
周壁、４・・・縦割分割部、５・・・切欠、６・・・重
合壁、７・・・凹部、８・・・補助部材、Ａ， Ｂ・・
・側塊、Ｃ・・・受枠、Ｄ・・・蓋体。[Brief Description of the Drawings] Figure 1 is a cross-sectional view showing the frost heave protection cover according to the present invention installed on the side block of a manhole, Figure 2 is a plan view of the frost heave protection cover, and Figure 3 is the second view. A sectional view taken along the line I-■, No. 4
The figure is a perspective view of the same, Figure 5 is a perspective view when the frost heave protection cover is reduced in diameter when attached to the side block, and Figure 6 is a sectional view showing a state where frost heave phenomenon has occurred in a conventional side block structure. be. 1... Frost heaving protection cover, 2... Flange, 3...
Peripheral wall, 4... Vertical division part, 5... Notch, 6... Overlapping wall, 7... Recessed part, 8... Auxiliary member, A, B...
・Side mass, C... Receiving frame, D... Lid body.
Claims (1)
２と、同様に一部が半径方向に切欠して開口を有しかつ
前記フランジ２面から垂設される周壁３とを可撓性素材
より形成し、上記周壁３の一端に他端側の周壁３外面に
当接重合可能な曲率を有した重合壁６を伸長形成すると
ともに、上記フランジ２にはその内周側が開口する切欠
５を設けてなることを特徴とする地下構造物の凍上保護
カパー。An annular flange 2 having an opening partially cut out in the radial direction and a peripheral wall 3 having an opening partially cut out in the radial direction and suspended from the surface of the flange 2 are flexible. An overlapping wall 6 made of a raw material and having a curvature capable of contacting and overlapping with the outer surface of the peripheral wall 3 at the other end is formed at one end of the peripheral wall 3 to extend, and the flange 2 has a notch 5 whose inner peripheral side is open. A frost heave protection cover for underground structures, characterized by being provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9422484U JPS6110350U (en) | 1984-06-22 | 1984-06-22 | Frost heave protection cover for underground structures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9422484U JPS6110350U (en) | 1984-06-22 | 1984-06-22 | Frost heave protection cover for underground structures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6110350U true JPS6110350U (en) | 1986-01-22 |
Family
ID=30652594
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9422484U Pending JPS6110350U (en) | 1984-06-22 | 1984-06-22 | Frost heave protection cover for underground structures |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6110350U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997011232A1 (en) * | 1995-09-22 | 1997-03-27 | Konoike Construction Co., Ltd. | Structure for preventing frost heaving damage to underground structure and method of building the same |
| US10641345B2 (en) | 2014-04-04 | 2020-05-05 | Timoney Dynamic Solutions Limited | Shifting device for a clutch |
-
1984
- 1984-06-22 JP JP9422484U patent/JPS6110350U/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1997011232A1 (en) * | 1995-09-22 | 1997-03-27 | Konoike Construction Co., Ltd. | Structure for preventing frost heaving damage to underground structure and method of building the same |
| US10641345B2 (en) | 2014-04-04 | 2020-05-05 | Timoney Dynamic Solutions Limited | Shifting device for a clutch |
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