JPS6451397U - - Google Patents
Info
- Publication number
- JPS6451397U JPS6451397U JP14557687U JP14557687U JPS6451397U JP S6451397 U JPS6451397 U JP S6451397U JP 14557687 U JP14557687 U JP 14557687U JP 14557687 U JP14557687 U JP 14557687U JP S6451397 U JPS6451397 U JP S6451397U
- Authority
- JP
- Japan
- Prior art keywords
- magnet
- yoke
- shaped
- speaker unit
- voice coil
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図はこの考案の内磁形のスピーカーユニツ
トの垂直断面図、第２図はこの考案のスピーカー
ユニツトの他の実施例の垂直断面図、第３図は従
来の外磁形スピーカーユニツトの垂直断面図、第
４図は従来の内磁形スピーカーユニツトの垂直断
面図である。
なお図中４はトツププレート、８はボイスコイ
ル、９はヨーク、１２は板状磁石、１３は環状磁
石、Ｇは磁気ギヤツプである。その他図中同一符
号は同一または相当部分を示すものとする。
Figure 1 is a vertical sectional view of an internal magnetic speaker unit of this invention, Figure 2 is a vertical sectional view of another embodiment of the speaker unit of this invention, and Figure 3 is a vertical sectional view of a conventional external magnetic speaker unit. 4 is a vertical sectional view of a conventional internal magnetic speaker unit. In the figure, 4 is a top plate, 8 is a voice coil, 9 is a yoke, 12 is a plate magnet, 13 is an annular magnet, and G is a magnetic gap. In other figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
高性能磁石から成り、その半径方向に着磁された
板状あるいは環状の磁石を、磁気回路の一部を形
成するヨーク内に装着し、この磁石の外周面を、
上記ヨーク上に設けたトツププレートの内周面に
対向させて該部にボイスコイルが挿入される磁気
ギヤツプを形成させたことを特徴とするスピーカ
ーユニツト。 It consists of a high-performance magnet with high coercive force and large BH product, such as an Nd-FeB magnet, and the plate-shaped or ring-shaped magnet magnetized in the radial direction is mounted inside a yoke that forms part of the magnetic circuit. The outer circumferential surface of the magnet
A speaker unit characterized in that a magnetic gap is formed facing the inner peripheral surface of the top plate provided on the yoke and into which a voice coil is inserted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14557687U JPS6451397U (en) | 1987-09-24 | 1987-09-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14557687U JPS6451397U (en) | 1987-09-24 | 1987-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6451397U true JPS6451397U (en) | 1989-03-30 |
Family
ID=31414288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14557687U Pending JPS6451397U (en) | 1987-09-24 | 1987-09-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6451397U (en) |
-
1987
- 1987-09-24 JP JP14557687U patent/JPS6451397U/ja active Pending
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