JPH0415836Y2 - - Google Patents
Info
- Publication number
- JPH0415836Y2 JPH0415836Y2 JP10482185U JP10482185U JPH0415836Y2 JP H0415836 Y2 JPH0415836 Y2 JP H0415836Y2 JP 10482185 U JP10482185 U JP 10482185U JP 10482185 U JP10482185 U JP 10482185U JP H0415836 Y2 JPH0415836 Y2 JP H0415836Y2
- Authority
- JP
- Japan
- Prior art keywords
- tunnel
- shielding plate
- road tunnel
- opening
- top plate
- 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
- 238000009423 ventilation Methods 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 11
- 239000011358 absorbing material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10482185U JPH0415836Y2 (en]) | 1985-07-11 | 1985-07-11 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP10482185U JPH0415836Y2 (en]) | 1985-07-11 | 1985-07-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS6216200U JPS6216200U (en]) | 1987-01-30 |
JPH0415836Y2 true JPH0415836Y2 (en]) | 1992-04-09 |
Family
ID=30978667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP10482185U Expired JPH0415836Y2 (en]) | 1985-07-11 | 1985-07-11 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0415836Y2 (en]) |
-
1985
- 1985-07-11 JP JP10482185U patent/JPH0415836Y2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS6216200U (en]) | 1987-01-30 |
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