JPH01107298U - - Google Patents
Info
- Publication number
- JPH01107298U JPH01107298U JP144788U JP144788U JPH01107298U JP H01107298 U JPH01107298 U JP H01107298U JP 144788 U JP144788 U JP 144788U JP 144788 U JP144788 U JP 144788U JP H01107298 U JPH01107298 U JP H01107298U
- Authority
- JP
- Japan
- Prior art keywords
- ring
- upper plate
- lower plate
- plate
- bonded
- 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
- 239000004020 conductor Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000004907 flux Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Description
第１図は本考案実施例の断面図、第２図は実施
例の変形例を示す断面図、第３図は実施例と従来
例の磁束分布図、第４図ａ，ｂは実施例と従来例
との音圧と第２、第３高調波レベル周波数特性図
である。
１は下部プレート、２はリング状マグネツト、
３は上部プレート、４はセンターポール、５はシ
ヨートリングである。
Fig. 1 is a sectional view of the embodiment of the present invention, Fig. 2 is a sectional view showing a modification of the embodiment, Fig. 3 is a magnetic flux distribution diagram of the embodiment and the conventional example, and Fig. 4 a and b are the diagrams of the embodiment and the conventional example. It is a sound pressure and 2nd and 3rd harmonic level frequency characteristic diagram with a conventional example. 1 is the lower plate, 2 is the ring-shaped magnet,
3 is an upper plate, 4 is a center pole, and 5 is a shot ring.
Claims (1)
接着されたリング状マグネツト２と、該リング状
マグネツト２の上面に接着されたリング状の上部
プレート３と、前記下部プレート１の中心部に上
部プレート３の上面よりも高く突設されると共に
該上部プレート３の内周面に対向する位置に磁気
空隙を形成する凸縁部４ａを形成したセンターポ
ール４と、当該センターポール４の凸縁部４ａを
除く側面に電気良導体から成るシヨートリング５
が設けられていることを特徴とするスピーカ用磁
気回路。 A lower plate 1, a ring-shaped magnet 2 bonded to the upper surface of the lower plate 1, a ring-shaped upper plate 3 bonded to the upper surface of the ring-shaped magnet 2, and an upper plate attached to the center of the lower plate 1. a center pole 4 having a convex edge 4a projecting higher than the upper surface of the upper plate 3 and forming a magnetic gap at a position facing the inner peripheral surface of the upper plate 3; and a convex edge 4a of the center pole 4; Shot ring 5 consisting of a good electrical conductor on the sides except for
A magnetic circuit for a speaker, characterized in that it is provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP144788U JPH01107298U (en) | 1988-01-08 | 1988-01-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP144788U JPH01107298U (en) | 1988-01-08 | 1988-01-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01107298U true JPH01107298U (en) | 1989-07-19 |
Family
ID=31201340
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP144788U Pending JPH01107298U (en) | 1988-01-08 | 1988-01-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01107298U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0578099U (en) * | 1992-03-23 | 1993-10-22 | オンキヨー株式会社 | Magnetic circuit for speaker |
| JPH0614393A (en) * | 1992-06-26 | 1994-01-21 | Onkyo Corp | Magnetic circuit for loudspeaker |
| JPH0654398A (en) * | 1992-07-30 | 1994-02-25 | Onkyo Corp | Magnetic circuit for speaker |
-
1988
- 1988-01-08 JP JP144788U patent/JPH01107298U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0578099U (en) * | 1992-03-23 | 1993-10-22 | オンキヨー株式会社 | Magnetic circuit for speaker |
| JPH0614393A (en) * | 1992-06-26 | 1994-01-21 | Onkyo Corp | Magnetic circuit for loudspeaker |
| JPH0654398A (en) * | 1992-07-30 | 1994-02-25 | Onkyo Corp | Magnetic circuit for speaker |
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