JPH0464896U - - Google Patents
Info
- Publication number
- JPH0464896U JPH0464896U JP10687990U JP10687990U JPH0464896U JP H0464896 U JPH0464896 U JP H0464896U JP 10687990 U JP10687990 U JP 10687990U JP 10687990 U JP10687990 U JP 10687990U JP H0464896 U JPH0464896 U JP H0464896U
- Authority
- JP
- Japan
- Prior art keywords
- fibers
- fabric
- diaphragm
- cloth material
- speaker
- 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
- 239000004744 fabric Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 13
- 239000002759 woven fabric Substances 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims 8
- 229920001169 thermoplastic Polymers 0.000 claims 3
- 239000004416 thermosoftening plastic Substances 0.000 claims 3
- 238000003856 thermoforming Methods 0.000 claims 2
- 229920000049 Carbon (fiber) Polymers 0.000 claims 1
- 239000004743 Polypropylene Substances 0.000 claims 1
- 239000004917 carbon fiber Substances 0.000 claims 1
- 230000004927 fusion Effects 0.000 claims 1
- 230000000379 polymerizing effect Effects 0.000 claims 1
- -1 polypropylene Polymers 0.000 claims 1
- 229920001155 polypropylene Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図乃至第３図は本考案に係るスピーカ用振
動板の実施例を示し、第１図Ａは第１の布材の拡
大図、第１図Ｂは第２の布材の拡大図、第２図Ａ
は一部を断面した成形品の斜視図、第２図Ｂは一
部を断面したスピーカ用振動板の斜視図、第３図
は成型工程図である。第４図は従来のプリプレー
グ化織布を示す拡大図である。
１……第１の布材、１１……緯糸、１２……経
糸、２……第２の布材、２１……緯糸、２２……
経糸、３……金型、３１……ヒーター、３２……
通水路、ＳＤ……積層布材、ＳＫ……成型品、Ｓ
Ｓ……振動板。
1 to 3 show examples of the speaker diaphragm according to the present invention, FIG. 1A is an enlarged view of the first cloth material, FIG. 1B is an enlarged view of the second cloth material, Figure 2A
2B is a partially sectional perspective view of the molded product, FIG. 2B is a partially sectional perspective view of the speaker diaphragm, and FIG. 3 is a diagram of the molding process. FIG. 4 is an enlarged view showing a conventional prepreg woven fabric. 1...First fabric material, 11...Weft, 12...Warp, 2...Second fabric material, 21...Weft, 22...
Warp, 3...Mold, 31...Heater, 32...
Water passage, SD...Laminated fabric material, SK...Molded product, S
S... diaphragm.
Claims (1)
ピーカ用振動板において、 融着性を有する熱可塑性繊維からなる第１の布
材１と、熱可塑性繊維以外の繊維からなる第２の
布材２とを所定の配列順序で重合した積層布材Ｓ
Ｄを熱成型加工することにより、第１の布材１に
おける熱可塑性繊維の融着性で各繊維を融着結合
せしめて一体化したことを特徴とするスピーカ用
振動板。 ２ 第２の布材２が織布であり、織布を構成する
糸２１，２２が引つ張り弾性率７０００Kg／mm２
以上の糸であることを特徴とする請求項１記載の
スピーカ用振動板。 ３ 第１の布材１を構成すべき融着性を有する熱
可塑性繊維がポリプロピレン繊維であり、第２の
布材２を構成すべき繊維が炭素繊維であることを
特徴とする請求項１記載のスピーカ用振動板。[Claims for Utility Model Registration] 1. A speaker diaphragm formed by thermoforming a fabric material such as a woven fabric, comprising: a first fabric material 1 made of thermoplastic fibers having fusibility; Laminated fabric material S made by polymerizing a second fabric material 2 made of fibers other than fibers in a predetermined arrangement order
A diaphragm for a speaker characterized in that the fibers are fusion-bonded and integrated using the fusion properties of the thermoplastic fibers in the first cloth material 1 by thermoforming D. 2 The second cloth material 2 is a woven fabric, and the threads 21 and 22 constituting the woven fabric have a tensile modulus of elasticity of 7000 Kg/mm 2
The speaker diaphragm according to claim 1, characterized in that the speaker diaphragm is made of the above threads. 3. According to claim 1, the thermoplastic fibers having fusibility that constitute the first cloth material 1 are polypropylene fibers, and the fibers that constitute the second cloth material 2 are carbon fibers. diaphragm for speakers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10687990U JPH0464896U (en) | 1990-10-15 | 1990-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10687990U JPH0464896U (en) | 1990-10-15 | 1990-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0464896U true JPH0464896U (en) | 1992-06-04 |
Family
ID=31853155
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10687990U Pending JPH0464896U (en) | 1990-10-15 | 1990-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0464896U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5395617A (en) * | 1977-02-01 | 1978-08-22 | Matsushita Electric Ind Co Ltd | Acoustic diapharagm |
| JPS6025299B2 (en) * | 1977-01-26 | 1985-06-17 | 富士重工業株式会社 | car steering device |
-
1990
- 1990-10-15 JP JP10687990U patent/JPH0464896U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6025299B2 (en) * | 1977-01-26 | 1985-06-17 | 富士重工業株式会社 | car steering device |
| JPS5395617A (en) * | 1977-02-01 | 1978-08-22 | Matsushita Electric Ind Co Ltd | Acoustic diapharagm |
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