JPH0221895U - - Google Patents
Info
- Publication number
- JPH0221895U JPH0221895U JP9473188U JP9473188U JPH0221895U JP H0221895 U JPH0221895 U JP H0221895U JP 9473188 U JP9473188 U JP 9473188U JP 9473188 U JP9473188 U JP 9473188U JP H0221895 U JPH0221895 U JP H0221895U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- attached
- speaker device
- frame
- back side
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Description
第１図〜第５図は本考案の第１の実施例を示し
、第１図はその背面から見た斜視図、第２図は同
じく正面から見た斜視図、第３図は第２図のＸ―
Ｘ′断面図で振動板に張力をかける前の図、第４
図は同じく振動板に張力をかけた状態の図、第５
図は振動板の偏位と、音圧レベル、高調波歪率、
固有周波数の特性図である。第６図〜第９図は本
考案の第２の実施例を示し、第６図、第７図、第
８図及び第９図はそれぞれ第１図、第２図、第３
図及び第４図と同様の図である。
１……フレーム、３……振動板、５……押え板
、６……調整用螺子、７……圧電型電気機械変換
器、１０……磁性板、１１……界磁部、１２……
桟部、１４……柔軟体。
Figures 1 to 5 show a first embodiment of the present invention, with Figure 1 being a perspective view from the back, Figure 2 being a perspective view from the front, and Figure 3 being the same as Figure 2. X-
X′ cross-sectional view before applying tension to the diaphragm, 4th
The figure is also a diagram with tension applied to the diaphragm, No. 5
The figure shows the deviation of the diaphragm, sound pressure level, harmonic distortion rate,
It is a characteristic diagram of a natural frequency. 6 to 9 show a second embodiment of the present invention, and FIGS. 6, 7, 8, and 9 are respectively similar to FIGS.
FIG. 4 is a diagram similar to FIG. DESCRIPTION OF SYMBOLS 1... Frame, 3... Vibration plate, 5... Holding plate, 6... Adjustment screw, 7... Piezoelectric electromechanical transducer, 10... Magnetic plate, 11... Field part, 12...
Cross section, 14...Flexible body.
Claims (1)
振動板と、該振動板に取り付けられた電気機械変
換器と、前記フレームに設けられ且つ前記振動板
の張力を調整する調整部材とからなることを特徴
とするスピーカ装置。 (2) 前記電気機械変換器は、圧電型のものであ
つて、前記振動板の裏面側に直接貼着されてなる
請求項１記載のスピーカ装置。 (3) 前記電気機械変換器は、磁性板と界磁部か
らなる電磁型のものであつて、上記磁性板が前記
振動板の表面側に貼着され、上記界磁部は上記振
動板の裏面側に於いて上記磁性板と一定の空隙を
介して対峙するよう前記フレームに形成された桟
部に取付けられてなる請求項１記載のスピーカ装
置。 (4) 前記界磁部と前記振動板の裏面側との間の
空隙部には柔軟体を介在させてなる請求項３記載
のスピーカ装置。[Claims for Utility Model Registration] (1) A frame, a diaphragm attached to the frame, an electromechanical transducer attached to the diaphragm, and a device provided on the frame for adjusting the tension of the diaphragm. 1. A speaker device comprising: an adjusting member that adjusts the size of the speaker; (2) The speaker device according to claim 1, wherein the electromechanical transducer is of a piezoelectric type and is directly attached to the back side of the diaphragm. (3) The electromechanical converter is of an electromagnetic type consisting of a magnetic plate and a field part, and the magnetic plate is attached to the front surface of the diaphragm, and the field part is attached to the surface of the diaphragm. 2. The speaker device according to claim 1, wherein the speaker device is attached to a crosspiece formed in the frame so as to face the magnetic plate with a certain gap between them on the back side. (4) The speaker device according to claim 3, wherein a flexible body is interposed in a gap between the field section and the back side of the diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9473188U JPH0221895U (en) | 1988-03-24 | 1988-07-18 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3890388 | 1988-03-24 | ||
| JP9473188U JPH0221895U (en) | 1988-03-24 | 1988-07-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0221895U true JPH0221895U (en) | 1990-02-14 |
Family
ID=31717822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9473188U Pending JPH0221895U (en) | 1988-03-24 | 1988-07-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0221895U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019530375A (en) * | 2016-10-04 | 2019-10-17 | モハレ， プラドネシュＭＯＨＡＲＥ， Ｐｒａｄｎｅｓｈ | Assembly for generating sound |
-
1988
- 1988-07-18 JP JP9473188U patent/JPH0221895U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019530375A (en) * | 2016-10-04 | 2019-10-17 | モハレ， プラドネシュＭＯＨＡＲＥ， Ｐｒａｄｎｅｓｈ | Assembly for generating sound |
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