JPS63190330U - - Google Patents
Info
- Publication number
- JPS63190330U JPS63190330U JP7881787U JP7881787U JPS63190330U JP S63190330 U JPS63190330 U JP S63190330U JP 7881787 U JP7881787 U JP 7881787U JP 7881787 U JP7881787 U JP 7881787U JP S63190330 U JPS63190330 U JP S63190330U
- Authority
- JP
- Japan
- Prior art keywords
- waterproof sheet
- layers
- water
- layer
- buffer layer
- 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
- 239000006260 foam Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- 229920003002 synthetic resin Polymers 0.000 claims 1
- 239000000057 synthetic resin Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- 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
用防水シートの斜視図、第２図は同シートの構成
を示す断面拡大図、第３図は従来例としての土木
工事用防水シートの一使用例を示す概略図、第４
図は同シートの構成を示す断面図である。
１……防水シート、２……遮水層（非発泡層）
、３……緩衝層（発泡層）。
Fig. 1 is a perspective view of a waterproof sheet for civil engineering work shown as an embodiment of the present invention, Fig. 2 is an enlarged sectional view showing the structure of the same sheet, and Fig. 3 is an example of a conventional waterproof sheet for civil engineering work. Schematic diagram showing an example of use, No. 4
The figure is a sectional view showing the structure of the same sheet. 1... Waterproof sheet, 2... Waterproof layer (non-foaming layer)
, 3...buffer layer (foam layer).
Claims (1)
トであつて、前記両層は同系の合成樹脂材が用い
られ、遮水層側を形成する非発泡層と緩衝層側を
形成する発泡層とからなることを特徴とする土木
工事用防水シート。 A waterproof sheet in which a buffer layer is integrally provided on the surface of a water-blocking layer, and both layers are made of the same type of synthetic resin material, with a non-foamed layer forming the water-blocking layer side and a foam layer forming the buffer layer side. A waterproof sheet for civil engineering work, characterized by comprising layers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987078817U JPH069057Y2 (en) | 1987-05-27 | 1987-05-27 | Waterproof sheet for civil engineering work |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987078817U JPH069057Y2 (en) | 1987-05-27 | 1987-05-27 | Waterproof sheet for civil engineering work |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63190330U true JPS63190330U (en) | 1988-12-07 |
| JPH069057Y2 JPH069057Y2 (en) | 1994-03-09 |
Family
ID=30928108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987078817U Expired - Lifetime JPH069057Y2 (en) | 1987-05-27 | 1987-05-27 | Waterproof sheet for civil engineering work |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH069057Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515211U (en) * | 1974-06-27 | 1976-01-14 | ||
| JPS60126416A (en) * | 1983-12-10 | 1985-07-05 | Taiyo Kogyo Kk | Securing method of waterproofing sheet to face of slope |
-
1987
- 1987-05-27 JP JP1987078817U patent/JPH069057Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515211U (en) * | 1974-06-27 | 1976-01-14 | ||
| JPS60126416A (en) * | 1983-12-10 | 1985-07-05 | Taiyo Kogyo Kk | Securing method of waterproofing sheet to face of slope |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH069057Y2 (en) | 1994-03-09 |