JPH0430113U - - Google Patents
Info
- Publication number
- JPH0430113U JPH0430113U JP7156090U JP7156090U JPH0430113U JP H0430113 U JPH0430113 U JP H0430113U JP 7156090 U JP7156090 U JP 7156090U JP 7156090 U JP7156090 U JP 7156090U JP H0430113 U JPH0430113 U JP H0430113U
- Authority
- JP
- Japan
- Prior art keywords
- sound
- absorbing louver
- sound absorbing
- refraction
- louver
- 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
- 239000011358 absorbing material Substances 0.000 claims description 2
Landscapes
- Devices Affording Protection Of Roads Or Walls For Sound Insulation (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7156090U JPH0647932Y2 (ja) | 1990-07-06 | 1990-07-06 | 車両走行路天井用吸音ルーバー |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7156090U JPH0647932Y2 (ja) | 1990-07-06 | 1990-07-06 | 車両走行路天井用吸音ルーバー |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0430113U true JPH0430113U (enExample) | 1992-03-11 |
| JPH0647932Y2 JPH0647932Y2 (ja) | 1994-12-07 |
Family
ID=31608703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7156090U Expired - Lifetime JPH0647932Y2 (ja) | 1990-07-06 | 1990-07-06 | 車両走行路天井用吸音ルーバー |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0647932Y2 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008082071A (ja) * | 2006-09-28 | 2008-04-10 | Mitsubishi Kakoki Kaisha Ltd | 車両走行路の吸遮音構造 |
| JP2008144996A (ja) * | 2006-12-07 | 2008-06-26 | Mk Seiko Co Ltd | 消音装置 |
-
1990
- 1990-07-06 JP JP7156090U patent/JPH0647932Y2/ja not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008082071A (ja) * | 2006-09-28 | 2008-04-10 | Mitsubishi Kakoki Kaisha Ltd | 車両走行路の吸遮音構造 |
| JP2008144996A (ja) * | 2006-12-07 | 2008-06-26 | Mk Seiko Co Ltd | 消音装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0647932Y2 (ja) | 1994-12-07 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |