JPH0425297U - - Google Patents
Info
- Publication number
- JPH0425297U JPH0425297U JP6573890U JP6573890U JPH0425297U JP H0425297 U JPH0425297 U JP H0425297U JP 6573890 U JP6573890 U JP 6573890U JP 6573890 U JP6573890 U JP 6573890U JP H0425297 U JPH0425297 U JP H0425297U
- Authority
- JP
- Japan
- Prior art keywords
- absorbing section
- wedge
- radio wave
- acoustic
- shaped protrusions
- 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
- 239000004744 fabric Substances 0.000 claims description 2
- 229920006328 Styrofoam Polymers 0.000 claims 1
- 239000006098 acoustic absorber Substances 0.000 claims 1
- 239000011491 glass wool Substances 0.000 claims 1
- 239000008261 styrofoam Substances 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990065738U JPH0635518Y2 (ja) | 1990-06-21 | 1990-06-21 | 電波音響吸収体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990065738U JPH0635518Y2 (ja) | 1990-06-21 | 1990-06-21 | 電波音響吸収体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0425297U true JPH0425297U (fi) | 1992-02-28 |
| JPH0635518Y2 JPH0635518Y2 (ja) | 1994-09-14 |
Family
ID=31597833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990065738U Expired - Lifetime JPH0635518Y2 (ja) | 1990-06-21 | 1990-06-21 | 電波音響吸収体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0635518Y2 (fi) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60190099U (ja) * | 1984-05-28 | 1985-12-16 | 富士電機株式会社 | 無響室用壁体 |
-
1990
- 1990-06-21 JP JP1990065738U patent/JPH0635518Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60190099U (ja) * | 1984-05-28 | 1985-12-16 | 富士電機株式会社 | 無響室用壁体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0635518Y2 (ja) | 1994-09-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |