JPH01141900U - - Google Patents
Info
- Publication number
- JPH01141900U JPH01141900U JP3486188U JP3486188U JPH01141900U JP H01141900 U JPH01141900 U JP H01141900U JP 3486188 U JP3486188 U JP 3486188U JP 3486188 U JP3486188 U JP 3486188U JP H01141900 U JPH01141900 U JP H01141900U
- Authority
- JP
- Japan
- Prior art keywords
- foam
- sheet
- sheet made
- tunnel
- antifreeze
- 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
- 239000006260 foam Substances 0.000 claims description 5
- 230000002528 anti-freeze Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims 2
- 229920005989 resin Polymers 0.000 claims 2
- 239000004698 Polyethylene Substances 0.000 claims 1
- 230000008014 freezing Effects 0.000 claims 1
- 238000007710 freezing Methods 0.000 claims 1
- -1 polyethylene Polymers 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 229920006327 polystyrene foam Polymers 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 238000003466 welding Methods 0.000 claims 1
Description
図面は本考案に係るトンネル凍結防止シートの
一実施例を示し、第１図は斜視図、第２図は使用
状態を示す断面図である。
１……第一発泡体シート、２……第二発泡体シ
ート、１３……防水シート、１４……覆工コンク
リート、１５……アンカーボルト。
The drawings show an embodiment of the tunnel antifreeze sheet according to the present invention, with FIG. 1 being a perspective view and FIG. 2 being a sectional view showing the state of use. 1... First foam sheet, 2... Second foam sheet, 13... Waterproof sheet, 14... Lining concrete, 15... Anchor bolt.
Claims (1)
トの間に介在させアンカーボルトによつて固定す
る湧水等の凍結を防止するシートにおいて、ポリ
スチレンフオーム等の剛性有る硬質樹脂より成る
第一発泡体シートの両面にポリエチレンフオーム
等の柔軟性有る軟質樹脂より成る第二発泡体シー
トを接着又は溶着したトンネル凍結防止シート。 In a sheet that prevents spring water from freezing, which is interposed between a waterproof sheet and concrete lining in a tunnel and fixed with anchor bolts, polyethylene is used on both sides of the first foam sheet made of a rigid hard resin such as polystyrene foam. A tunnel antifreeze sheet made by adhering or welding a second foam sheet made of flexible soft resin such as foam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3486188U JPH01141900U (en) | 1988-03-16 | 1988-03-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3486188U JPH01141900U (en) | 1988-03-16 | 1988-03-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01141900U true JPH01141900U (en) | 1989-09-28 |
Family
ID=31261532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3486188U Pending JPH01141900U (en) | 1988-03-16 | 1988-03-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01141900U (en) |
-
1988
- 1988-03-16 JP JP3486188U patent/JPH01141900U/ja active Pending
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