JPS63156198U - - Google Patents
Info
- Publication number
- JPS63156198U JPS63156198U JP4677187U JP4677187U JPS63156198U JP S63156198 U JPS63156198 U JP S63156198U JP 4677187 U JP4677187 U JP 4677187U JP 4677187 U JP4677187 U JP 4677187U JP S63156198 U JPS63156198 U JP S63156198U
- Authority
- JP
- Japan
- Prior art keywords
- carbon fiber
- base material
- diaphragm
- fiber prepreg
- coating layer
- 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
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 4
- 239000004917 carbon fiber Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 4
- 238000005524 ceramic coating Methods 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 claims description 3
- 239000000919 ceramic Substances 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000010030 laminating Methods 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図はこの考案に係る音響振動板構造の実施
例を示す一部分を拡大した断面図である。第２図
は従来の音響振動板構造の一例を示す一部分を拡
大した断面図である。
１：紙製の振動板基材、２：カーボン・プリプ
レーグ層、２ａ：カーボン繊維、２ｂ：マトリツ
クス樹脂、３：セラミツク系コーテイング層。
FIG. 1 is a partially enlarged sectional view showing an embodiment of the acoustic diaphragm structure according to this invention. FIG. 2 is a partially enlarged sectional view showing an example of a conventional acoustic diaphragm structure. 1: Paper diaphragm base material, 2: Carbon prepreg layer, 2a: Carbon fiber, 2b: Matrix resin, 3: Ceramic coating layer.
Claims (1)
プリプレーグにしたものをラミネートして構成し
た音響振動板であつて、 この振動板基材とカーボン繊維プリプレーグ層
との間に、セラミツク系コーテイング層を設けて
、三層構造としたことを特徴とする音響振動板構
造。 (2) セラミツク系コーテイング層は、セラミツ
ク系原料を含むコーテイング剤を、振動板基材の
表面へ吹き付けて生成され、その上にカーボン繊
維プリプレーグにしたものがラミネートされてい
ることを特徴とする実用新案登録請求の範囲第１
項記載の音響振動板構造。[Claims for Utility Model Registration] (1) An acoustic diaphragm constructed by laminating carbon fiber prepreg onto the surface of a paper diaphragm base material, which diaphragm base material and carbon fiber prepreg. An acoustic diaphragm structure characterized by having a three-layer structure by providing a ceramic coating layer between the two layers. (2) The ceramic coating layer is produced by spraying a coating agent containing a ceramic raw material onto the surface of the diaphragm base material, and a carbon fiber prepreg is laminated thereon. Scope of patent registration request No. 1
Acoustic diaphragm structure described in section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4677187U JPS63156198U (en) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4677187U JPS63156198U (en) | 1987-03-31 | 1987-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63156198U true JPS63156198U (en) | 1988-10-13 |
Family
ID=30866744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4677187U Pending JPS63156198U (en) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63156198U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02217340A (en) * | 1989-02-15 | 1990-08-30 | Ikeda Bussan Co Ltd | Inorganic fiber |
-
1987
- 1987-03-31 JP JP4677187U patent/JPS63156198U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02217340A (en) * | 1989-02-15 | 1990-08-30 | Ikeda Bussan Co Ltd | Inorganic fiber |
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