JPH0346300U - - Google Patents
Info
- Publication number
- JPH0346300U JPH0346300U JP10624689U JP10624689U JPH0346300U JP H0346300 U JPH0346300 U JP H0346300U JP 10624689 U JP10624689 U JP 10624689U JP 10624689 U JP10624689 U JP 10624689U JP H0346300 U JPH0346300 U JP H0346300U
- Authority
- JP
- Japan
- Prior art keywords
- cover
- plate
- annular magnet
- magnetic circuit
- 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
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図は本考案の第１実施例、第２図は従来例
を示す。
１……外磁型磁気回路、２……プレート、３…
…環状磁石、４……ヨーク、５……補償用環状磁
石、６……カバー、７……磁性流体、８……フレ
ーム。
FIG. 1 shows a first embodiment of the present invention, and FIG. 2 shows a conventional example. 1... External magnet type magnetic circuit, 2... Plate, 3...
...Annular magnet, 4...Yoke, 5...Compensating annular magnet, 6...Cover, 7...Magnetic fluid, 8...Frame.
Claims (1)
磁気回路に、前記環状磁石と磁極方向が逆になつ
ている補償用磁石を対向配置し、これらを覆うカ
バーを備えた磁気回路において、 前記プレートとカバーとの嵌合空〓部に磁性流
体を設けたことを特徴とするスピーカ用磁気回路
。[Scope of Claim for Utility Model Registration] A compensating magnet whose magnetic pole direction is opposite to that of the annular magnet is disposed opposite to an external magnetic circuit consisting of a plate, an annular magnet, a yoke, etc., and a cover is provided to cover these magnets. 1. A magnetic circuit for a speaker comprising: a magnetic fluid provided in a fitting cavity between the plate and the cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10624689U JPH0346300U (en) | 1989-09-11 | 1989-09-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10624689U JPH0346300U (en) | 1989-09-11 | 1989-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0346300U true JPH0346300U (en) | 1991-04-30 |
Family
ID=31654984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10624689U Pending JPH0346300U (en) | 1989-09-11 | 1989-09-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346300U (en) |
-
1989
- 1989-09-11 JP JP10624689U patent/JPH0346300U/ja active Pending
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