JPH0333770Y2 - - Google Patents
Info
- Publication number
- JPH0333770Y2 JPH0333770Y2 JP20105284U JP20105284U JPH0333770Y2 JP H0333770 Y2 JPH0333770 Y2 JP H0333770Y2 JP 20105284 U JP20105284 U JP 20105284U JP 20105284 U JP20105284 U JP 20105284U JP H0333770 Y2 JPH0333770 Y2 JP H0333770Y2
- Authority
- JP
- Japan
- Prior art keywords
- snow
- plate
- girder
- prevention device
- plate material
- 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.)
- Expired
Links
- 230000002265 prevention Effects 0.000 claims description 12
- 239000000463 material Substances 0.000 description 24
- 229920003002 synthetic resin Polymers 0.000 description 5
- 239000000057 synthetic resin Substances 0.000 description 5
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009432 framing Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Bridges Or Land Bridges (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20105284U JPH0333770Y2 (cs) | 1984-12-25 | 1984-12-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20105284U JPH0333770Y2 (cs) | 1984-12-25 | 1984-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61112023U JPS61112023U (cs) | 1986-07-15 |
| JPH0333770Y2 true JPH0333770Y2 (cs) | 1991-07-17 |
Family
ID=30762479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20105284U Expired JPH0333770Y2 (cs) | 1984-12-25 | 1984-12-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0333770Y2 (cs) |
-
1984
- 1984-12-25 JP JP20105284U patent/JPH0333770Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61112023U (cs) | 1986-07-15 |
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