JPH01153794U - - Google Patents
Info
- Publication number
- JPH01153794U JPH01153794U JP5044988U JP5044988U JPH01153794U JP H01153794 U JPH01153794 U JP H01153794U JP 5044988 U JP5044988 U JP 5044988U JP 5044988 U JP5044988 U JP 5044988U JP H01153794 U JPH01153794 U JP H01153794U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- attached
- mica plate
- conductor pattern
- sides
- 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
- 239000010445 mica Substances 0.000 claims description 4
- 229910052618 mica group Inorganic materials 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims 2
- 239000011810 insulating material Substances 0.000 claims 1
- 239000002985 plastic film Substances 0.000 claims 1
- 229920006255 plastic film Polymers 0.000 claims 1
- 239000002984 plastic foam Substances 0.000 claims 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図は本考案の一実施例である全面駆動形ス
ピーカの振動板の断面図、第２図は第１図に用い
られた全面駆動形スピーカの振動板の外観斜視図
、第３図は本考案に係る振動板と従来の振動板と
の周波数特性の比較図、第４図は従来例の断面図
である。
６……振動板、８，８′……発泡マイカ板、９
……エツジ部。
Fig. 1 is a cross-sectional view of the diaphragm of a full-plane drive type speaker that is an embodiment of the present invention, Fig. 2 is an external perspective view of the diaphragm of the full-plane drive type speaker used in Fig. 1, and Fig. 3 is a A comparative diagram of the frequency characteristics of the diaphragm according to the present invention and a conventional diaphragm, and FIG. 4 is a sectional view of the conventional example. 6... Vibration plate, 8, 8'... Foamed mica plate, 9
...Etsuji Department.
Claims (1)
前記振動板の両側に僅かの間隙を介して対向せし
めた複数個の磁極を有する全面駆動形スピーカに
おいて、前記コイル部を形成する導体パターンを
設けたプラスチツクフイルムによる振動板と、前
記導体パターンによるコイル部を設けてなる振動
板の両側面に貼着された発泡マイカ板と、前記発
泡マイカ板を貼着した振動板を支持するとともに
、振動板の振幅を増大するため周辺部に設けられ
布やプラスチツク発泡材で成形されたエツジ部と
を備えてなる全面駆動形スピーカの振動板。 a diaphragm made of an insulating material and having a coil portion;
A full-plane drive type speaker having a plurality of magnetic poles facing each other with a slight gap on both sides of the diaphragm includes a diaphragm made of a plastic film provided with a conductor pattern forming the coil portion, and a coil made of the conductor pattern. A foamed mica plate is attached to both sides of the diaphragm, and a foamed mica plate is attached to the periphery of the diaphragm to support the diaphragm to which the foamed mica plate is attached, and to increase the amplitude of the diaphragm. A diaphragm for a fully driven speaker comprising an edge portion made of plastic foam.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5044988U JPH01153794U (en) | 1988-04-14 | 1988-04-14 | |
| US07/250,223 US5003610A (en) | 1988-04-14 | 1988-09-28 | Whole surface driven speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5044988U JPH01153794U (en) | 1988-04-14 | 1988-04-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01153794U true JPH01153794U (en) | 1989-10-23 |
Family
ID=31276500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5044988U Pending JPH01153794U (en) | 1988-04-14 | 1988-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01153794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011142030A1 (en) * | 2010-05-14 | 2011-11-17 | インターファクト有限会社 | Planar-type speaker |
-
1988
- 1988-04-14 JP JP5044988U patent/JPH01153794U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011142030A1 (en) * | 2010-05-14 | 2011-11-17 | インターファクト有限会社 | Planar-type speaker |
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