JPS593699U - electromagnetic speaker - Google Patents
electromagnetic speakerInfo
- Publication number
- JPS593699U JPS593699U JP9844082U JP9844082U JPS593699U JP S593699 U JPS593699 U JP S593699U JP 9844082 U JP9844082 U JP 9844082U JP 9844082 U JP9844082 U JP 9844082U JP S593699 U JPS593699 U JP S593699U
- Authority
- JP
- Japan
- Prior art keywords
- yoke
- magnetic core
- electromagnetic
- magnetic material
- soft magnetic
- 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
Landscapes
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の電極形スピーカ例を示す断面図であり、
第２図は本考案に従う電磁形スピーカの一実施例を示す
断面図であり、第３図は周波数−音圧特性図を示す。
１．８・・・振動板、２，９・・・可動鉄片、３，１０
・・・支持枠、４．１１・・・磁心体、５，１２・・・
永久磁石、６．１４・・・コイル、７．１５・・・磁心
、１．３・・・継鉄、Ａ・・・第２図の本発明に従う電
磁形スピーカの一実施例の周波数−音圧特性曲線、Ｂ・
・・第１図の従来の電磁形スピーカ例の周波数−音圧特
性曲線。FIG. 1 is a cross-sectional view showing an example of a conventional electrode type speaker.
FIG. 2 is a sectional view showing an embodiment of an electromagnetic speaker according to the present invention, and FIG. 3 is a frequency-sound pressure characteristic diagram. 1.8... Vibration plate, 2,9... Movable iron piece, 3,10
...Support frame, 4.11...Magnetic core, 5,12...
Permanent magnet, 6.14...Coil, 7.15...Magnetic core, 1.3...Yoke, A...Frequency-sound of an embodiment of the electromagnetic speaker according to the present invention shown in FIG. Pressure characteristic curve, B.
...Frequency-sound pressure characteristic curve of the conventional electromagnetic speaker example shown in Fig. 1.
Claims (4)
る継鉄、該継鉄が固着され、リング状の希土類部材の永
久磁石とが固着され、軟磁性体からなる磁心体、該磁心
に間隔を置いて対向配置され、軟磁性体からなる可動鉄
片が該磁心側に位置するように固着された振動板、該振
動板の周辺を載置する支持枠とｉこより少なくとも構成
される電磁形スピーカにおいて、前記継鉄と該可動鉄片
との一部が平面的に重さ成り合っていることを特徴とす
る電磁形スピーカ。(1) A coil, a magnetic core made of a soft magnetic material, a yoke made of a soft magnetic material, the yoke fixed to it, a permanent magnet made of a ring-shaped rare earth member fixed to it, a magnetic core made of a soft magnetic material, the magnetic core An electromagnetic device consisting of at least a diaphragm arranged facing each other at a distance from each other and having a movable iron piece made of a soft magnetic material fixed so as to be positioned on the magnetic core side, and a support frame on which the periphery of the diaphragm is placed. 1. An electromagnetic type speaker, characterized in that a portion of the yoke and the movable iron piece overlap in weight in a plane.
状が略長方形であることを特徴とする実用新案登録請求
の範囲第１項記載の電磁形スピーカ。(2) The electromagnetic speaker according to claim 1, wherein the yoke is ring-shaped and has a substantially rectangular cross-sectional shape in the thickness direction.
継鉄の方が径小であることを特徴とする実用新案登録請
求の範囲第１項記載の電磁形スピーカ。(3) The electromagnetic speaker according to claim 1, wherein the yoke is smaller in both the inner and outer diameters of the yoke and the permanent magnetic seat.
であることを特徴とする実用新案登録請求の範囲第１項
記載の電磁形スピーカ。(4) The electromagnetic speaker according to claim 1, wherein the yoke, the coil, and the magnetic core are at approximately the same height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9844082U JPS593699U (en) | 1982-06-30 | 1982-06-30 | electromagnetic speaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9844082U JPS593699U (en) | 1982-06-30 | 1982-06-30 | electromagnetic speaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS593699U true JPS593699U (en) | 1984-01-11 |
Family
ID=30233716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9844082U Pending JPS593699U (en) | 1982-06-30 | 1982-06-30 | electromagnetic speaker |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS593699U (en) |
-
1982
- 1982-06-30 JP JP9844082U patent/JPS593699U/en active Pending
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