JPH0377593U - - Google Patents
Info
- Publication number
- JPH0377593U JPH0377593U JP13877589U JP13877589U JPH0377593U JP H0377593 U JPH0377593 U JP H0377593U JP 13877589 U JP13877589 U JP 13877589U JP 13877589 U JP13877589 U JP 13877589U JP H0377593 U JPH0377593 U JP H0377593U
- Authority
- JP
- Japan
- Prior art keywords
- fibers
- diaphragm
- woven fabric
- phenolic
- aramid
- 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
- 239000000835 fiber Substances 0.000 claims 3
- 239000000463 material Substances 0.000 claims 3
- -1 polyethylene Polymers 0.000 claims 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 2
- 229920006282 Phenolic fiber Polymers 0.000 claims 2
- 239000004698 Polyethylene Substances 0.000 claims 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims 2
- 239000004760 aramid Substances 0.000 claims 2
- 229920003235 aromatic polyamide Polymers 0.000 claims 2
- 229910052799 carbon Inorganic materials 0.000 claims 2
- 239000012784 inorganic fiber Substances 0.000 claims 2
- 239000004745 nonwoven fabric Substances 0.000 claims 2
- 229920000620 organic polymer Polymers 0.000 claims 2
- 229920000573 polyethylene Polymers 0.000 claims 2
- 230000003014 reinforcing effect Effects 0.000 claims 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims 2
- 229910010271 silicon carbide Inorganic materials 0.000 claims 2
- 239000002759 woven fabric Substances 0.000 claims 2
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims 1
- 239000004593 Epoxy Substances 0.000 claims 1
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- 239000004743 Polypropylene Substances 0.000 claims 1
- 239000004372 Polyvinyl alcohol Substances 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
- 239000002131 composite material Substances 0.000 claims 1
- 210000004177 elastic tissue Anatomy 0.000 claims 1
- 229920001568 phenolic resin Polymers 0.000 claims 1
- 239000005011 phenolic resin Substances 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 229920002451 polyvinyl alcohol Polymers 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005992 thermoplastic resin Polymers 0.000 claims 1
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- 229920006305 unsaturated polyester Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図は本考案の第１実施例による振動板と従
来例とを比較した音圧周波数特性図、第２図は本
考案の第２実施例と従来例とを比較した音圧周波
数特性図である。
１……本考案、２……従来例。
Figure 1 is a sound pressure frequency characteristic diagram comparing the diaphragm according to the first embodiment of the present invention and a conventional example, and Figure 2 is a sound pressure frequency characteristic diagram comparing the second embodiment of the present invention and the conventional example. It is. 1...This invention, 2...Conventional example.
Claims (1)
ミナ、炭素、炭化ケイ素などの高弾性無機繊維、
もしくはアラミド、ポリエチレンなどの高弾性有
機高分子繊維の単体またはこれらの複合体の高弾
性繊維との複合体からなる織布または不織布を振
動板の強化基材とし、不飽和ポリエステル、エポ
キシ、フエノール、もしくは発泡可能なフエノー
ル樹脂などの熱硬化性樹脂、あるいはポリプロピ
レン、アクリル、ポリビニルアルコールなどの熱
可塑性樹脂を結合材として所定の振動板形状にし
たことを特徴とする電気音響変換器用振動板。 (2) 低弾性、高損失のフエノール繊維と、アル
ミナ、炭素、炭化ケイ素などの高弾性無機繊維も
しくはアラミド、ポリエチレンなどの高弾性有機
高分子繊維の単体またはこれらの複合体の高弾性
繊維との重量配合化が、前者を１００としたとき
、後者が１０〜３００の範囲で構成された織布ま
たは不織布を強化基材としたことを特徴とする電
気音響変換器用振動板。[Scope of utility model registration claims] (1) Low elasticity, high loss phenolic fibers and high elastic inorganic fibers such as alumina, carbon, silicon carbide, etc.
Alternatively, a woven fabric or non-woven fabric made of a single highly elastic organic polymer fiber such as aramid or polyethylene or a composite of these with a high elastic fiber is used as the reinforcing base material of the diaphragm, and unsaturated polyester, epoxy, phenol, Alternatively, a diaphragm for an electroacoustic transducer characterized in that it is formed into a predetermined diaphragm shape using a thermosetting resin such as a foamable phenolic resin, or a thermoplastic resin such as polypropylene, acrylic, or polyvinyl alcohol as a binding material. (2) Low modulus, high loss phenolic fibers and high modulus inorganic fibers such as alumina, carbon, silicon carbide, etc. or high modulus organic polymer fibers such as aramid and polyethylene alone or in combination with these fibers. 1. A diaphragm for an electroacoustic transducer, characterized in that a reinforcing base material is a woven fabric or a nonwoven fabric in which the weight of the former is 10 to 300.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13877589U JP2506498Y2 (en) | 1989-11-30 | 1989-11-30 | Vibration plate for electro-acoustic transducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13877589U JP2506498Y2 (en) | 1989-11-30 | 1989-11-30 | Vibration plate for electro-acoustic transducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0377593U true JPH0377593U (en) | 1991-08-05 |
| JP2506498Y2 JP2506498Y2 (en) | 1996-08-07 |
Family
ID=31685854
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13877589U Expired - Lifetime JP2506498Y2 (en) | 1989-11-30 | 1989-11-30 | Vibration plate for electro-acoustic transducer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2506498Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007132411A (en) * | 2005-11-09 | 2007-05-31 | Cellstar Kogyo Kk | Support for on-vehicle receiver |
| CN113709636A (en) * | 2020-05-20 | 2021-11-26 | 歌尔股份有限公司 | Vibrating plate and sound generating device |
| CN114979930A (en) * | 2022-05-19 | 2022-08-30 | 江苏集萃碳纤维及复合材料应用技术研究院有限公司 | Method for producing loudspeaker diaphragm ball top |
| CN116574353A (en) * | 2023-07-14 | 2023-08-11 | 汕头市超声仪器研究所股份有限公司 | Ultrasonic transducer matching layer material and preparation method thereof |
-
1989
- 1989-11-30 JP JP13877589U patent/JP2506498Y2/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007132411A (en) * | 2005-11-09 | 2007-05-31 | Cellstar Kogyo Kk | Support for on-vehicle receiver |
| CN113709636A (en) * | 2020-05-20 | 2021-11-26 | 歌尔股份有限公司 | Vibrating plate and sound generating device |
| CN113709636B (en) * | 2020-05-20 | 2023-11-17 | 歌尔股份有限公司 | Vibrating plate and sound producing device |
| CN114979930A (en) * | 2022-05-19 | 2022-08-30 | 江苏集萃碳纤维及复合材料应用技术研究院有限公司 | Method for producing loudspeaker diaphragm ball top |
| CN116574353A (en) * | 2023-07-14 | 2023-08-11 | 汕头市超声仪器研究所股份有限公司 | Ultrasonic transducer matching layer material and preparation method thereof |
| CN116574353B (en) * | 2023-07-14 | 2023-09-29 | 汕头市超声仪器研究所股份有限公司 | Ultrasonic transducer matching layer material and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2506498Y2 (en) | 1996-08-07 |
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