JPS62158996U - - Google Patents
Info
- Publication number
- JPS62158996U JPS62158996U JP4471186U JP4471186U JPS62158996U JP S62158996 U JPS62158996 U JP S62158996U JP 4471186 U JP4471186 U JP 4471186U JP 4471186 U JP4471186 U JP 4471186U JP S62158996 U JPS62158996 U JP S62158996U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- gap
- speaker
- voice coil
- voice
- 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
- 239000011553 magnetic fluid Substances 0.000 claims description 2
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図乃至第３図は本考案に係るスピーカ構造
の実施例を示し、第１図はボイスコイル及びコイ
ルボビンの斜視図、第２図は振動系の静止状態を
示す要部の断面図、第３図は振動系の可動状態を
示す要部の断面図である。第４図及び第５図は従
来のスピーカを示す要部の断面図である。
１：ヨーク、２：マグネツト、３：トツププレ
ート、４：磁気ギヤツプ、５：振動板、６：コイ
ルボビン、６ａ：スソ部、ｌ：スソ部の長さ、７
：ボイスコイル、８：フレーム、９：エツジ、１
０：磁性流体。
1 to 3 show an embodiment of the speaker structure according to the present invention, FIG. 1 is a perspective view of the voice coil and coil bobbin, FIG. 2 is a sectional view of the main parts showing the vibration system in a static state, FIG. 3 is a sectional view of the main parts showing the movable state of the vibration system. FIGS. 4 and 5 are cross-sectional views of essential parts of a conventional speaker. 1: Yoke, 2: Magnet, 3: Top plate, 4: Magnetic gap, 5: Vibration plate, 6: Coil bobbin, 6a: Bottom portion, l: Length of the bottom portion, 7
:Voice coil, 8: Frame, 9: Edge, 1
0: Magnetic fluid.
Claims (1)
ギヤツプに配置すると共に該ギヤツプに磁性流体
が注入されてなるスピーカにおいて、 上記ボイスコイルが巻回されているボビンはコ
イルの下端部からのスソ巾が該コイルのトツプ方
向への最大振幅時にギヤツプから外れないような
長さを有することを特徴とするスピーカ構造。[Claims for Utility Model Registration] A speaker in which a voice coil coupled to a diaphragm is disposed in a gap of a magnetic circuit and a magnetic fluid is injected into the gap, wherein the bobbin around which the voice coil is wound is a coil. A speaker structure characterized in that the width from the lower end of the coil is long enough to prevent the coil from coming out of the gap when the coil is at its maximum amplitude in the top direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4471186U JPS62158996U (en) | 1986-03-28 | 1986-03-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4471186U JPS62158996U (en) | 1986-03-28 | 1986-03-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62158996U true JPS62158996U (en) | 1987-10-08 |
Family
ID=30862776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4471186U Pending JPS62158996U (en) | 1986-03-28 | 1986-03-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62158996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8335339B2 (en) | 2007-01-29 | 2012-12-18 | Sony Corporation | Speaker unit and speaker apparatus |
-
1986
- 1986-03-28 JP JP4471186U patent/JPS62158996U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8335339B2 (en) | 2007-01-29 | 2012-12-18 | Sony Corporation | Speaker unit and speaker apparatus |