JPH0390197U - - Google Patents
Info
- Publication number
- JPH0390197U JPH0390197U JP15041689U JP15041689U JPH0390197U JP H0390197 U JPH0390197 U JP H0390197U JP 15041689 U JP15041689 U JP 15041689U JP 15041689 U JP15041689 U JP 15041689U JP H0390197 U JPH0390197 U JP H0390197U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- film layer
- pressurized
- film
- serves
- 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
- 239000004831 Hot glue Substances 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 239000004416 thermosoftening plastic Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図は本考案の振動板の側断面図、第２図は
振動板本体にフイルム層を設ける場合の説明図、
第３図は振動板にエツジを設ける場合の説明図、
第４図は従来例を示す。
１……振動板、１ａ……振動板本体、１ｂ……
フイルム層、１ｂ′……フイルム、２……エツジ
。
Fig. 1 is a side sectional view of the diaphragm of the present invention, Fig. 2 is an explanatory diagram when a film layer is provided on the diaphragm body,
Figure 3 is an explanatory diagram when an edge is provided on the diaphragm.
FIG. 4 shows a conventional example. 1... diaphragm, 1a... diaphragm body, 1b...
Film layer, 1b'...Film, 2...Edge.
Claims (1)
イルム層を設けた振動板において、 前記フイルム層はホツトメルト接着剤となる熱
可塑性フイルムから成り、このフイルムを介しそ
の外周縁にエツジが加熱・加圧して設けられたこ
とを特徴とする電気音響変換器用振動板。[Claims for Utility Model Registration] In a diaphragm in which a film layer is provided on the surface of a diaphragm main body made of natural fibers, the film layer is made of a thermoplastic film that serves as a hot melt adhesive. A diaphragm for an electroacoustic transducer, characterized in that edges are heated and pressurized on the outer periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15041689U JPH0390197U (en) | 1989-12-27 | 1989-12-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15041689U JPH0390197U (en) | 1989-12-27 | 1989-12-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0390197U true JPH0390197U (en) | 1991-09-13 |
Family
ID=31696765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15041689U Pending JPH0390197U (en) | 1989-12-27 | 1989-12-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0390197U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006054501A1 (en) * | 2004-11-18 | 2006-05-26 | Matsushita Electric Industrial Co., Ltd. | Speaker and method of manufacturing the same |
| JP2011061311A (en) * | 2009-09-07 | 2011-03-24 | Minebea Co Ltd | Diaphragm for speaker, and speaker using the same |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58156298A (en) * | 1982-03-12 | 1983-09-17 | Sanyo Electric Co Ltd | Joining method of speaker diaphragm and its edge |
| JPS62263798A (en) * | 1986-05-09 | 1987-11-16 | Matsushita Electric Ind Co Ltd | Diaphragm for speaker |
| JPS64896A (en) * | 1987-06-23 | 1989-01-05 | Matsushita Electric Ind Co Ltd | Diaphragm for speaker |
-
1989
- 1989-12-27 JP JP15041689U patent/JPH0390197U/ja active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58156298A (en) * | 1982-03-12 | 1983-09-17 | Sanyo Electric Co Ltd | Joining method of speaker diaphragm and its edge |
| JPS62263798A (en) * | 1986-05-09 | 1987-11-16 | Matsushita Electric Ind Co Ltd | Diaphragm for speaker |
| JPS64896A (en) * | 1987-06-23 | 1989-01-05 | Matsushita Electric Ind Co Ltd | Diaphragm for speaker |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2006054501A1 (en) * | 2004-11-18 | 2006-05-26 | Matsushita Electric Industrial Co., Ltd. | Speaker and method of manufacturing the same |
| JP2011061311A (en) * | 2009-09-07 | 2011-03-24 | Minebea Co Ltd | Diaphragm for speaker, and speaker using the same |