JPH0542479Y2 - - Google Patents
Info
- Publication number
- JPH0542479Y2 JPH0542479Y2 JP1989011178U JP1117889U JPH0542479Y2 JP H0542479 Y2 JPH0542479 Y2 JP H0542479Y2 JP 1989011178 U JP1989011178 U JP 1989011178U JP 1117889 U JP1117889 U JP 1117889U JP H0542479 Y2 JPH0542479 Y2 JP H0542479Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- sound absorption
- holes
- back side
- absorbing
- 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 - Lifetime
Links
- 238000010521 absorption reaction Methods 0.000 claims description 50
- 239000000463 material Substances 0.000 claims description 33
- 239000011358 absorbing material Substances 0.000 claims description 19
- 239000006096 absorbing agent Substances 0.000 claims description 18
- 230000000694 effects Effects 0.000 description 8
- 239000011120 plywood Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000002537 cosmetic Substances 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000011490 mineral wool Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011491 glass wool Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989011178U JPH0542479Y2 (US20020051482A1-20020502-M00012.png) | 1989-02-01 | 1989-02-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989011178U JPH0542479Y2 (US20020051482A1-20020502-M00012.png) | 1989-02-01 | 1989-02-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02102597U JPH02102597U (US20020051482A1-20020502-M00012.png) | 1990-08-15 |
| JPH0542479Y2 true JPH0542479Y2 (US20020051482A1-20020502-M00012.png) | 1993-10-26 |
Family
ID=31219502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989011178U Expired - Lifetime JPH0542479Y2 (US20020051482A1-20020502-M00012.png) | 1989-02-01 | 1989-02-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0542479Y2 (US20020051482A1-20020502-M00012.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006342565A (ja) * | 2005-06-08 | 2006-12-21 | Daiken Trade & Ind Co Ltd | 防音内装材 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5751350A (en) * | 1980-09-09 | 1982-03-26 | Matsushita Electric Works Ltd | Sound insulating building material |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58151029U (ja) * | 1982-03-31 | 1983-10-11 | 高崎製紙株式会社 | 吸音断熱材 |
| JPS6075510U (ja) * | 1983-10-29 | 1985-05-27 | 大建工業株式会社 | 化粧吸音体 |
-
1989
- 1989-02-01 JP JP1989011178U patent/JPH0542479Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5751350A (en) * | 1980-09-09 | 1982-03-26 | Matsushita Electric Works Ltd | Sound insulating building material |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02102597U (US20020051482A1-20020502-M00012.png) | 1990-08-15 |
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