JPH0390587U - - Google Patents
Info
- Publication number
- JPH0390587U JPH0390587U JP15126789U JP15126789U JPH0390587U JP H0390587 U JPH0390587 U JP H0390587U JP 15126789 U JP15126789 U JP 15126789U JP 15126789 U JP15126789 U JP 15126789U JP H0390587 U JPH0390587 U JP H0390587U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- supply circuit
- flat speaker
- diaphragm
- piezoelectric
- 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
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
第１図は本考案による大型平面スピーカの内面
を示す斜面図、第２図は第１図２−２線に沿う拡
大断面図、第３図は第２図３部拡大断面図、第４
図は剛性枠のコーナ部の部分斜面図、第５図はコ
ネクタ取り付け部分の剛性枠の断面図、第６図は
圧電振動板の詳細図、第７図は従来の平面スピー
カの概略を示す断面図である。
１１……シート部材、１２……剛性枠、１３…
…切欠、１４Ａ，１４Ｂ……補強板、１５……コ
ネクタ、１６……ピンプラグ、２０……圧電振動
板、２１……金属振動板、２２……圧電セラミツ
ク板、２３……スペーサ、２４……密閉空間、２
５，２６……リード、２７……給電回路。
Fig. 1 is a perspective view showing the inner surface of a large flat speaker according to the present invention, Fig. 2 is an enlarged sectional view taken along line 2-2 in Fig.
The figure is a partial oblique view of the corner part of the rigid frame, Figure 5 is a cross-sectional view of the rigid frame at the connector attachment part, Figure 6 is a detailed view of the piezoelectric diaphragm, and Figure 7 is a cross-section schematically showing a conventional flat speaker. It is a diagram. 11... Sheet member, 12... Rigid frame, 13...
... Notch, 14A, 14B ... Reinforcement plate, 15 ... Connector, 16 ... Pin plug, 20 ... Piezoelectric diaphragm, 21 ... Metal diaphragm, 22 ... Piezoelectric ceramic plate, 23 ... Spacer, 24 ... Closed space, 2
5, 26...Lead, 27...Power supply circuit.
Claims (1)
に、圧電セラミツク板を取り付けた金属製の振動
板により形成される圧電振動板を配列して構成し
た大型平面スピーカにおいて、シート部材の内面
に導体箔により形成した給電回路を固定し、各圧
電振動板のリードをジヤンパ線にして前記給電回
路に接続して構成したことを特徴とする大型平面
スピーカ。 A large flat speaker is constructed by arranging a piezoelectric diaphragm formed by a metal diaphragm with a piezoelectric ceramic plate attached to a sheet member whose periphery is reinforced and supported by a rigid frame. A large flat speaker characterized in that the formed power supply circuit is fixed and the leads of each piezoelectric diaphragm are connected to the power supply circuit using jumper wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15126789U JPH0390587U (en) | 1989-12-28 | 1989-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15126789U JPH0390587U (en) | 1989-12-28 | 1989-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0390587U true JPH0390587U (en) | 1991-09-13 |
Family
ID=31697574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15126789U Pending JPH0390587U (en) | 1989-12-28 | 1989-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0390587U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016103688A (en) * | 2014-11-27 | 2016-06-02 | 京セラ株式会社 | Acoustic generator |
-
1989
- 1989-12-28 JP JP15126789U patent/JPH0390587U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016103688A (en) * | 2014-11-27 | 2016-06-02 | 京セラ株式会社 | Acoustic generator |