JPS63174399U - - Google Patents
Info
- Publication number
- JPS63174399U JPS63174399U JP4221887U JP4221887U JPS63174399U JP S63174399 U JPS63174399 U JP S63174399U JP 4221887 U JP4221887 U JP 4221887U JP 4221887 U JP4221887 U JP 4221887U JP S63174399 U JPS63174399 U JP S63174399U
- Authority
- JP
- Japan
- Prior art keywords
- foam
- soundproofing material
- utility
- model registration
- compression hardness
- 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.)
- Pending
Links
- 239000006260 foam Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 239000002759 woven fabric Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims 3
- 238000007906 compression Methods 0.000 claims 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 claims 1
- 238000010521 absorption reaction Methods 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 description 1
Description
第１図はこの考案の一実施例に関する防音材の
断面図、第２図は織布一例の部分拡大斜視図、第
３図は従来の防音材の断面図である。
２２……織布、２４……発泡体、２６……遮音
層。
FIG. 1 is a sectional view of a soundproofing material according to an embodiment of this invention, FIG. 2 is a partially enlarged perspective view of an example of a woven fabric, and FIG. 3 is a sectional view of a conventional soundproofing material. 22... Woven fabric, 24... Foam, 26... Sound insulation layer.
Claims (1)
防音材において、１インチ当りの平均糸打込本数
が５〜３０本である織布を発泡体に埋設したこと
を特徴とする防音材。 (2) 発泡体がウレタンフオームからなる実用新
案登録請求の範囲第１項に記載された防音材。 (3) 発泡体が２５％圧縮硬さを５〜１０Kg／３
１４cm2、７５％圧縮硬さ／２５％圧縮硬さを３
．５以下、２０mm厚の吸音率を５００Ｈｚで１５
％以上、１ＫＨｚで５０％以上とするものからな
る実用新案登録請求の範囲第１項または第２項に
記載された防音材。 (4) 織布が寒冷紗からなる実用新案登録請求の
範囲第１項ないし第３項のいずれかに記載された
防音材。[Scope of Claim for Utility Model Registration] (1) In a soundproofing material with a predetermined shape made by laminating a soundproofing layer on a foam, a woven fabric with an average number of yarns per inch of 5 to 30 is applied to the foam. Soundproofing material characterized by being buried. (2) The soundproofing material described in claim 1 of the utility model registration claim, in which the foam is made of urethane foam. (3) The foam has a 25% compression hardness of 5 to 10 kg/3
14cm 2 , 75% compression hardness/25% compression hardness 3
．． 5 or less, the sound absorption coefficient of 20mm thickness is 15 at 500Hz
% or more, and 50% or more at 1 KHz. (4) The soundproofing material described in any one of claims 1 to 3 of the utility model registration claim, in which the woven fabric is made of cheesecloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4221887U JPS63174399U (en) | 1987-03-23 | 1987-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4221887U JPS63174399U (en) | 1987-03-23 | 1987-03-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63174399U true JPS63174399U (en) | 1988-11-11 |
Family
ID=30857924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4221887U Pending JPS63174399U (en) | 1987-03-23 | 1987-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63174399U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5232161U (en) * | 1975-08-29 | 1977-03-07 | ||
| JPS5678953A (en) * | 1979-11-30 | 1981-06-29 | Matsushita Electric Works Ltd | Preparation of building panel |
-
1987
- 1987-03-23 JP JP4221887U patent/JPS63174399U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5232161U (en) * | 1975-08-29 | 1977-03-07 | ||
| JPS5678953A (en) * | 1979-11-30 | 1981-06-29 | Matsushita Electric Works Ltd | Preparation of building panel |