JPS63185200U - - Google Patents
Info
- Publication number
- JPS63185200U JPS63185200U JP7676187U JP7676187U JPS63185200U JP S63185200 U JPS63185200 U JP S63185200U JP 7676187 U JP7676187 U JP 7676187U JP 7676187 U JP7676187 U JP 7676187U JP S63185200 U JPS63185200 U JP S63185200U
- Authority
- JP
- Japan
- Prior art keywords
- layers
- layer
- ventilation holes
- continuous ventilation
- sound 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.)
- Granted
Links
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000011148 porous material Substances 0.000 claims description 2
- 239000011358 absorbing material Substances 0.000 description 4
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Building Environments (AREA)
- Compressor (AREA)
- Laminated Bodies (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Description
第１図は本考案の一実施例の多層吸音構造の要
部断面図、第２図は第１図に示す多層吸音構造の
吸音特性図、第３図ａ，ｂ，ｃは本考案の多層吸
音構造と比較するための各種吸音構造の要部断面
図、第４図は本考案の多層吸音構造を用いた吸音
材料の一例の一部断面斜視図、第５図は第４図に
示す吸音材料を応用した状態の例示図、第６図は
第４図に示す吸音材料を応用した他の例示図、第
７図は第４図に示す吸音材料を応用した更に他の
例示図である。
符号の説明、１００…多層吸音構造、１…第１
層、２…第２層、３…第３層、４…第４層、５…
第５層、６…第６層、１０…吸音材料、１１，１
３，１５…連続通気孔を有する硬質多孔体製板、
１２…空気層、１４…連続通気孔を有する軟質多
孔質材料層、１６…空間、１７…枠体。
Fig. 1 is a cross-sectional view of a main part of a multilayer sound absorbing structure according to an embodiment of the present invention, Fig. 2 is a sound absorption characteristic diagram of the multilayer sound absorbing structure shown in Fig. 1, and Fig. 3 a, b, and c are multilayer sound absorbing structures of the present invention. 4 is a partially sectional perspective view of an example of a sound absorbing material using the multilayer sound absorbing structure of the present invention, and FIG. 5 is a cross sectional view of the main parts of various sound absorbing structures for comparison with sound absorbing structures. FIG. 6 is another example of the sound-absorbing material shown in FIG. 4, and FIG. 7 is still another example of the sound-absorbing material shown in FIG. 4. Explanation of symbols, 100...Multilayer sound absorbing structure, 1...First
Layer, 2...second layer, 3...third layer, 4...fourth layer, 5...
5th layer, 6... 6th layer, 10... sound absorbing material, 11, 1
3,15...Hard porous plate having continuous ventilation holes,
12... Air layer, 14... Soft porous material layer having continuous ventilation holes, 16... Space, 17... Frame.
Claims (1)
３層と第５層は連続通気孔を有する硬質多孔体層
であり、第２層と第６層は空気層であり、第４層
は連続通気孔を有する軟質多孔質材料層であるこ
とを特徴とする多層吸音構造。 Consisting of 6 layers arranged in order from the sound source side, the 1st, 3rd and 5th layers are hard porous layers with continuous ventilation holes, the 2nd and 6th layers are air layers, and the 4th layer is an air layer. is a multilayer sound-absorbing structure characterized by a layer of soft porous material having continuous ventilation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7676187U JPH0455360Y2 (en) | 1987-05-21 | 1987-05-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7676187U JPH0455360Y2 (en) | 1987-05-21 | 1987-05-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63185200U true JPS63185200U (en) | 1988-11-29 |
| JPH0455360Y2 JPH0455360Y2 (en) | 1992-12-25 |
Family
ID=30924147
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7676187U Expired JPH0455360Y2 (en) | 1987-05-21 | 1987-05-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0455360Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4552812B2 (en) * | 2005-09-13 | 2010-09-29 | 三協立山アルミ株式会社 | Double sash |
-
1987
- 1987-05-21 JP JP7676187U patent/JPH0455360Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0455360Y2 (en) | 1992-12-25 |