JPH02115887U - - Google Patents
Info
- Publication number
- JPH02115887U JPH02115887U JP2580789U JP2580789U JPH02115887U JP H02115887 U JPH02115887 U JP H02115887U JP 2580789 U JP2580789 U JP 2580789U JP 2580789 U JP2580789 U JP 2580789U JP H02115887 U JPH02115887 U JP H02115887U
- Authority
- JP
- Japan
- Prior art keywords
- core frame
- sound
- mounting materials
- absorbing
- void
- 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
- 239000000463 material Substances 0.000 claims description 3
- 239000011358 absorbing material Substances 0.000 claims description 2
- 239000011148 porous material Substances 0.000 claims 1
- 239000011800 void material Substances 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 description 1
Landscapes
- Securing Of Glass Panes Or The Like (AREA)
Description
第１図は本考案の一実施例を示す部分破断正面
図、第２図は同横断面図、第３図は本考案品と従
来品の垂直入射吸音率の比較を示すデータである
。
１……芯枠体、２……吸音材、３，４……表装
材。
FIG. 1 is a partially cutaway front view showing an embodiment of the present invention, FIG. 2 is a cross-sectional view of the same, and FIG. 3 is data showing a comparison of the normal incidence sound absorption coefficients of the product of the present invention and a conventional product. 1... Core frame body, 2... Sound absorbing material, 3, 4... Covering material.
Claims (1)
充填し、前記芯枠の両側面に表装材を貼り合せる
とともに、少なくとも一方の表装材を有孔性材料
で構成して成る吸音ふすま。 A sound-absorbing window comprising: filling a void in a core frame with an open-cell porous sound-absorbing material; mounting materials bonded to both sides of the core frame; and at least one of the mounting materials being made of a porous material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2580789U JPH0649822Y2 (en) | 1989-03-07 | 1989-03-07 | Sound absorbing bran |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2580789U JPH0649822Y2 (en) | 1989-03-07 | 1989-03-07 | Sound absorbing bran |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02115887U true JPH02115887U (en) | 1990-09-17 |
| JPH0649822Y2 JPH0649822Y2 (en) | 1994-12-14 |
Family
ID=31246866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2580789U Expired - Lifetime JPH0649822Y2 (en) | 1989-03-07 | 1989-03-07 | Sound absorbing bran |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0649822Y2 (en) |
-
1989
- 1989-03-07 JP JP2580789U patent/JPH0649822Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0649822Y2 (en) | 1994-12-14 |
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