JPH0426208U - - Google Patents
Info
- Publication number
- JPH0426208U JPH0426208U JP6582490U JP6582490U JPH0426208U JP H0426208 U JPH0426208 U JP H0426208U JP 6582490 U JP6582490 U JP 6582490U JP 6582490 U JP6582490 U JP 6582490U JP H0426208 U JPH0426208 U JP H0426208U
- Authority
- JP
- Japan
- Prior art keywords
- board
- sound absorbing
- box
- ceramic
- ceramic board
- 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
- 239000000919 ceramic Substances 0.000 claims description 17
- 238000010521 absorption reaction Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011491 glass wool Substances 0.000 description 1
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
- Building Environments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990065824U JPH0738334Y2 (ja) | 1990-06-20 | 1990-06-20 | 吸遮音板 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990065824U JPH0738334Y2 (ja) | 1990-06-20 | 1990-06-20 | 吸遮音板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0426208U true JPH0426208U (2) | 1992-03-02 |
| JPH0738334Y2 JPH0738334Y2 (ja) | 1995-08-30 |
Family
ID=31598005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990065824U Expired - Lifetime JPH0738334Y2 (ja) | 1990-06-20 | 1990-06-20 | 吸遮音板 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0738334Y2 (2) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51141007U (2) * | 1975-05-07 | 1976-11-13 | ||
| JPS60120011U (ja) * | 1984-01-18 | 1985-08-13 | 日本道路公団 | 吸音型防音壁 |
-
1990
- 1990-06-20 JP JP1990065824U patent/JPH0738334Y2/ja not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51141007U (2) * | 1975-05-07 | 1976-11-13 | ||
| JPS60120011U (ja) * | 1984-01-18 | 1985-08-13 | 日本道路公団 | 吸音型防音壁 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0738334Y2 (ja) | 1995-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |