JPH0369013U - - Google Patents
Info
- Publication number
- JPH0369013U JPH0369013U JP12983389U JP12983389U JPH0369013U JP H0369013 U JPH0369013 U JP H0369013U JP 12983389 U JP12983389 U JP 12983389U JP 12983389 U JP12983389 U JP 12983389U JP H0369013 U JPH0369013 U JP H0369013U
- Authority
- JP
- Japan
- Prior art keywords
- sound
- absorbing box
- soundproof wall
- absorbing
- opening
- 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
- 238000010586 diagram Methods 0.000 description 2
- 238000010276 construction Methods 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 |
---|---|---|---|
JP1989129833U JPH086809Y2 (ja) | 1989-11-07 | 1989-11-07 | 屋外用防音壁構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989129833U JPH086809Y2 (ja) | 1989-11-07 | 1989-11-07 | 屋外用防音壁構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0369013U true JPH0369013U (fi) | 1991-07-09 |
JPH086809Y2 JPH086809Y2 (ja) | 1996-02-28 |
Family
ID=31677433
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989129833U Expired - Lifetime JPH086809Y2 (ja) | 1989-11-07 | 1989-11-07 | 屋外用防音壁構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH086809Y2 (fi) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5141217A (ja) * | 1974-10-02 | 1976-04-07 | Akira Takano | Boonheki |
JPS5213007A (en) * | 1975-07-22 | 1977-02-01 | Toyota Motor Corp | Internal combustion engine is partially arranged by a by-combustion ch amber with no intake valve |
JPS578077U (fi) * | 1980-06-06 | 1982-01-16 |
-
1989
- 1989-11-07 JP JP1989129833U patent/JPH086809Y2/ja not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5141217A (ja) * | 1974-10-02 | 1976-04-07 | Akira Takano | Boonheki |
JPS5213007A (en) * | 1975-07-22 | 1977-02-01 | Toyota Motor Corp | Internal combustion engine is partially arranged by a by-combustion ch amber with no intake valve |
JPS578077U (fi) * | 1980-06-06 | 1982-01-16 |
Also Published As
Publication number | Publication date |
---|---|
JPH086809Y2 (ja) | 1996-02-28 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
EXPY | Cancellation because of completion of term |