JPS63290499A - Speaker diaphragm - Google Patents
Speaker diaphragmInfo
- Publication number
- JPS63290499A JPS63290499A JP12621987A JP12621987A JPS63290499A JP S63290499 A JPS63290499 A JP S63290499A JP 12621987 A JP12621987 A JP 12621987A JP 12621987 A JP12621987 A JP 12621987A JP S63290499 A JPS63290499 A JP S63290499A
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- neck
- voice coil
- adhesive
- adhesion
- 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
- 239000000853 adhesive Substances 0.000 claims abstract description 11
- 230000001070 adhesive effect Effects 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002655 kraft paper Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920002946 poly[2-(methacryloxy)ethyl phosphorylcholine] polymer Polymers 0.000 description 1
- 229920000306 polymethylpentene Polymers 0.000 description 1
- 239000011116 polymethylpentene Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Diaphragms For Electromechanical Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は主として合成樹脂振動板スピーカに用いるスピ
ーカの振動板に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates primarily to a speaker diaphragm used in a synthetic resin diaphragm speaker.
従来の技術
従来この種のスピーカは第２図に示す方法が用いられて
いた。同図において、１は振動板、２はボイスコイルボ
ビン、３はボイスコイル、４は振動板ネック、６はプラ
イマー、６は接着剤である。2. Description of the Related Art Conventionally, a method shown in FIG. 2 has been used for this type of speaker. In the figure, 1 is a diaphragm, 2 is a voice coil bobbin, 3 is a voice coil, 4 is a diaphragm neck, 6 is a primer, and 6 is an adhesive.
この様に、コーン面に対し垂直に、かつボイスコイル３
の外周より若干直径の大きい接着しろを有するものであ
った。In this way, perpendicular to the cone surface and the voice coil 3
It had an adhesive margin that was slightly larger in diameter than the outer circumference.
発明が解決しようとする問題点
ところが、接着面積には限界があり、スピーカとして組
込まれた際、コーン１とボイスコイル２との結合が振動
により外れる可能性がある。それを解決するために接着
剤の補強塗りなど種々試みられているが、工数増加の原
因ともなっている。Problems to be Solved by the Invention However, there is a limit to the adhesion area, and when the speaker is incorporated into a speaker, there is a possibility that the connection between the cone 1 and the voice coil 2 may come off due to vibration. Various attempts have been made to solve this problem, such as reinforcing adhesive coating, but this also causes an increase in man-hours.
本発明はこの問題点を解決出来るスピーカの振動板を提
出せんとするものである。The present invention aims to provide a speaker diaphragm that can solve this problem.
問題点を解決するための手段
この問題を解決するために、本発明はコーンネック部に
歯形接着部分を設けたものである。Means for Solving the Problems In order to solve this problem, the present invention provides a tooth-shaped adhesive portion on the cone neck.
作 用
この構成によって、接着面積が増大し、接着力は増大す
る。Effect This configuration increases the bonding area and increases the bonding force.
実施例
以下本発明の一実施例におけるスピーカの振動板につい
て説明する。EXAMPLE A speaker diaphragm according to an example of the present invention will be described below.
第１図は本発明の実施例を示す部分斜視図である。同図
において、１はＰＭＰＣポリメチルペンテン）など音響
性能がよいということで接着性で構成された振動板、２
はクラフト紙、アルミ薄板などを素材とするボイスコイ
ルボビン、３は被覆鋼線などで巻線されたボイスコイル
、４は振動板ネック接着部、６はブライマ一層、６は結
合のための接着剤である。FIG. 1 is a partial perspective view showing an embodiment of the present invention. In the figure, 1 is a diaphragm made of adhesive material such as PMPC (polymethylpentene), which has good acoustic performance;
is a voice coil bobbin made of kraft paper, thin aluminum plate, etc., 3 is a voice coil wound with coated steel wire, etc., 4 is a diaphragm neck adhesive, 6 is a single layer of brimer, and 6 is an adhesive for bonding. be.
このように、゛本実流側では振動板ネック接着部４はネ
ック部高さの約１／２から１／３θ＝９００程度の歯形
成形されたものである。As described above, on the actual flow side, the diaphragm neck bonding part 4 is formed with teeth of about 1/2 to 1/3 θ=900 of the height of the neck part.
発明の効果
以上のように本発明によれば接着部分の面積が増大し、
接着強度を強めることが出来る。Effects of the Invention As described above, according to the present invention, the area of the bonded part increases,
Adhesive strength can be strengthened.
第１図ａ、ｂは本発明の実施例に係るコーン振動板とボ
イスコイルの結合部分を示す斜視図、コーン振動板の要
部斜視図、第２図は従来のコーン振動板結合部分の拡大
断面図である。
１・・・・・・振動板、２・・・・・・ボイスコイルボ
ビン、３・・・−・ボイスコイル、４・・・・・・ネッ
ク屈曲部。
代理人の氏名 弁理士 中 尾 敏 男 ほか１名３−
゛ボイズコイル
Ｎ ２ 図FIGS. 1a and 1b are perspective views showing a connecting portion between a cone diaphragm and a voice coil according to an embodiment of the present invention, a perspective view of a main part of a cone diaphragm, and FIG. 2 is an enlarged view of a conventional cone diaphragm connecting portion. FIG. 1...Diaphragm, 2...Voice coil bobbin, 3...Voice coil, 4...Neck bending portion. Name of agent: Patent attorney Toshio Nakao and 1 other person3-
゛Boise coil N2 diagram
Claims (1)
接着部分を備えたスピーカの振動板。A speaker diaphragm with a tooth-shaped adhesive part on the neck that connects the driving voice coil and the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12621987A JPS63290499A (en) | 1987-05-22 | 1987-05-22 | Speaker diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12621987A JPS63290499A (en) | 1987-05-22 | 1987-05-22 | Speaker diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63290499A true JPS63290499A (en) | 1988-11-28 |
Family
ID=14929690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12621987A Pending JPS63290499A (en) | 1987-05-22 | 1987-05-22 | Speaker diaphragm |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63290499A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01213100A (en) * | 1988-02-22 | 1989-08-25 | Minebea Kk | Speaker diaphragm |
| FR2668018A1 (en) * | 1990-10-12 | 1992-04-17 | Cabasse Kergonan Sa | Method of manufacturing the moving assembly of an electrodynamic loudspeaker, and corresponding moving assembly |
| EP1113705A2 (en) * | 1999-12-28 | 2001-07-04 | Pioneer Corporation | Diaphragm for speaker and speaker device provided with the same |
-
1987
- 1987-05-22 JP JP12621987A patent/JPS63290499A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01213100A (en) * | 1988-02-22 | 1989-08-25 | Minebea Kk | Speaker diaphragm |
| FR2668018A1 (en) * | 1990-10-12 | 1992-04-17 | Cabasse Kergonan Sa | Method of manufacturing the moving assembly of an electrodynamic loudspeaker, and corresponding moving assembly |
| EP1113705A2 (en) * | 1999-12-28 | 2001-07-04 | Pioneer Corporation | Diaphragm for speaker and speaker device provided with the same |
| EP1113705A3 (en) * | 1999-12-28 | 2007-04-04 | Pioneer Corporation | Diaphragm for speaker and speaker device provided with the same |
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