JPH026728U - - Google Patents
Info
- Publication number
- JPH026728U JPH026728U JP8345288U JP8345288U JPH026728U JP H026728 U JPH026728 U JP H026728U JP 8345288 U JP8345288 U JP 8345288U JP 8345288 U JP8345288 U JP 8345288U JP H026728 U JPH026728 U JP H026728U
- Authority
- JP
- Japan
- Prior art keywords
- waterproof sheet
- water
- housing
- hole
- hole provided
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Revetment (AREA)
Description
第１図は本考案の一実施例として示す土木工事
用防水シートの要部断面図、第２図は同シートの
裏面図、第３図ａ，ｂは同シートの使用状態を示
す概略断面図、第４図は従来の土木工事用防水シ
ートの一使用例を示す概略断面図、第５図は同シ
ートの構成を示す断面図である。
１……防水シート、５……排水部、６……ハウ
ジング、７……通水孔、８……開閉部材、９……
排水孔、ｂ……法面。
Fig. 1 is a cross-sectional view of the main parts of a waterproof sheet for civil engineering work shown as an embodiment of the present invention, Fig. 2 is a back view of the sheet, and Fig. 3 a and b are schematic cross-sectional views showing how the sheet is used. 4 is a schematic sectional view showing an example of the use of a conventional waterproof sheet for civil engineering work, and FIG. 5 is a sectional view showing the structure of the same sheet. 1... Waterproof sheet, 5... Drainage section, 6... Housing, 7... Water hole, 8... Opening/closing member, 9...
Drainage hole, b... slope.
Claims (1)
防水シートに設けられた取付穴に装着された内部
中空のハウジングと、前記防水シートの裏面側に
位置するハウジングの端面に設けられた通水孔と
、ハウジングの内部に設けられて前記通水孔を閉
状態にするとともに、通水孔から水が浸入したと
きにのみ揺動して同通水孔を開状態にする開閉部
材と、前記防水シートの表面側に位置するハウジ
ングの低部壁にあつて、前記通水孔よりも下側に
設けられた排水孔とからなる排水部を備えたこと
を特徴とする土木工事用防水シート。 In a waterproof sheet laid on a slope, an internal hollow housing installed in a mounting hole provided in the waterproof sheet, and a water passage hole provided in an end face of the housing located on the back side of the waterproof sheet. an opening/closing member provided inside the housing that closes the water hole and swings to open the water hole only when water enters the water hole; and the waterproof sheet. 1. A waterproof sheet for civil engineering work, comprising: a drainage section consisting of a drainage hole provided below the water passage hole in the lower wall of the housing located on the surface side of the housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8345288U JPH026728U (en) | 1988-06-25 | 1988-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8345288U JPH026728U (en) | 1988-06-25 | 1988-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH026728U true JPH026728U (en) | 1990-01-17 |
Family
ID=31308168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8345288U Pending JPH026728U (en) | 1988-06-25 | 1988-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH026728U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021155959A (en) * | 2020-03-26 | 2021-10-07 | 東洋紡株式会社 | Civil engineering sheet |
-
1988
- 1988-06-25 JP JP8345288U patent/JPH026728U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021155959A (en) * | 2020-03-26 | 2021-10-07 | 東洋紡株式会社 | Civil engineering sheet |