JPH0516637Y2 - - Google Patents
Info
- Publication number
- JPH0516637Y2 JPH0516637Y2 JP12307587U JP12307587U JPH0516637Y2 JP H0516637 Y2 JPH0516637 Y2 JP H0516637Y2 JP 12307587 U JP12307587 U JP 12307587U JP 12307587 U JP12307587 U JP 12307587U JP H0516637 Y2 JPH0516637 Y2 JP H0516637Y2
- Authority
- JP
- Japan
- Prior art keywords
- sound
- absorbing
- recess
- soundproof board
- recesses
- 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
- 239000011162 core material Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920003002 synthetic resin Polymers 0.000 claims description 3
- 239000000057 synthetic resin Substances 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 3
- 239000002985 plastic film Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
Landscapes
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Building Environments (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12307587U JPH0516637Y2 (en]) | 1987-08-11 | 1987-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12307587U JPH0516637Y2 (en]) | 1987-08-11 | 1987-08-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6429699U JPS6429699U (en]) | 1989-02-22 |
| JPH0516637Y2 true JPH0516637Y2 (en]) | 1993-04-30 |
Family
ID=31371597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12307587U Expired - Lifetime JPH0516637Y2 (en]) | 1987-08-11 | 1987-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0516637Y2 (en]) |
-
1987
- 1987-08-11 JP JP12307587U patent/JPH0516637Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6429699U (en]) | 1989-02-22 |
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