JPS6428096U - - Google Patents
Info
- Publication number
- JPS6428096U JPS6428096U JP12221587U JP12221587U JPS6428096U JP S6428096 U JPS6428096 U JP S6428096U JP 12221587 U JP12221587 U JP 12221587U JP 12221587 U JP12221587 U JP 12221587U JP S6428096 U JPS6428096 U JP S6428096U
- Authority
- JP
- Japan
- Prior art keywords
- top plate
- main magnet
- spacer
- top surface
- placed opposite
- 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
- 230000002265 prevention Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図はこの考案の磁気漏洩防止形スピーカー
ユニツトを、要部を断面で示した側面図、第２図
はこの考案のものの漏洩磁束分布図、第３図は従
来例を、要部を断面で示した側面図、第４図は従
来例のものの漏洩磁束分布図である。
なお図中２はフレーム、５はボトムプレート、
６は主マグネツト、７はトツププレート、８は反
発マグネツト、９は磁気漏洩防止カバー、１２は
振動板、１４はスペーサーである。その他図中同
一符号は同一部分を示すものとする。
Fig. 1 is a side view of the magnetic leakage prevention type speaker unit of this invention, showing the main parts in cross section, Fig. 2 is a leakage magnetic flux distribution diagram of this invention, and Fig. 3 is a conventional example, with main parts in cross section. The side view shown in FIG. 4 is a leakage magnetic flux distribution diagram of the conventional example. In the figure, 2 is the frame, 5 is the bottom plate,
6 is a main magnet, 7 is a top plate, 8 is a repulsion magnet, 9 is a magnetic leakage prevention cover, 12 is a diaphragm, and 14 is a spacer. In other figures, the same reference numerals indicate the same parts.
Claims (1)
せたトツププレート、これらの間に挾持された主
マグネツト、この主マグネツトと逆極性に着磁さ
れ、上記ボトムプレートを挾むように上記主マグ
ネツトに対設された反発マグネツトおよび上記ト
ツププレートの頂面を除きこれら全体を包囲する
磁気漏洩防止カバーを備えたものにおいて、上記
トツププレートの頂面に、底部に所定高さのスペ
ーサーを有し振動板を保持するフレームを、上記
スペーサーを介して重合固着させたことを特徴と
する磁気漏洩防止形スピーカーユニツト。 A bottom plate with a pole piece, a top plate placed opposite to the top plate, and a main magnet held between them, magnetized with a polarity opposite to that of the main magnet, and placed opposite to the main magnet so as to sandwich the bottom plate. A repulsion magnet and a magnetic leak prevention cover that surrounds the entirety of the top plate except for the top surface thereof, and a frame having a spacer of a predetermined height at the bottom and holding a diaphragm on the top surface of the top plate. A magnetic leakage prevention type speaker unit characterized in that the above is polymerized and fixed via the spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12221587U JPS6428096U (en) | 1987-08-10 | 1987-08-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12221587U JPS6428096U (en) | 1987-08-10 | 1987-08-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6428096U true JPS6428096U (en) | 1989-02-17 |
Family
ID=31369934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12221587U Pending JPS6428096U (en) | 1987-08-10 | 1987-08-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6428096U (en) |
-
1987
- 1987-08-10 JP JP12221587U patent/JPS6428096U/ja active Pending