JPS61158795U - - Google Patents
Info
- Publication number
- JPS61158795U JPS61158795U JP4061185U JP4061185U JPS61158795U JP S61158795 U JPS61158795 U JP S61158795U JP 4061185 U JP4061185 U JP 4061185U JP 4061185 U JP4061185 U JP 4061185U JP S61158795 U JPS61158795 U JP S61158795U
- Authority
- JP
- Japan
- Prior art keywords
- planar plate
- spacer
- planar
- piezoelectric
- plate
- 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
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Description
第１図は本考案の一実施例が備えられているカ
セツトテープレコーダの斜視図、第２図は従来の
スピーカが備えられているカセツトテープレコー
ダの斜視図、第３図は本考案の一実施例の斜視図
、第４図は第３図の実施例の断面図、第５図は本
考案の他の実施例の斜視図、第６図は第５図の実
施例の断面図、第７図は第３図、第４図の実施例
の周波数特性図、第８図は第５図、第６図の実施
例の周波数特性図、第９図は第３図、第４図の実
施例から第２の平面板を取り除いた圧電スピーカ
の周波数特性図である。
５……第１のフレキシブル平面板（第１の平面
板）、６……金属板、７……圧電板、８……圧電
振動板、９……コーン振動板、１０……枠体（ス
ペーサ）、１１……第２のフレキシブル平面板（
第２の平面板）、１２……共鳴空間。
FIG. 1 is a perspective view of a cassette tape recorder equipped with an embodiment of the present invention, FIG. 2 is a perspective view of a cassette tape recorder equipped with a conventional speaker, and FIG. 3 is an embodiment of the present invention. FIG. 4 is a sectional view of the embodiment shown in FIG. 3, FIG. 5 is a perspective view of another embodiment of the present invention, FIG. 6 is a sectional view of the embodiment shown in FIG. The figure is a frequency characteristic diagram of the embodiment shown in Figs. 3 and 4, Fig. 8 is a frequency characteristic diagram of the embodiment shown in Figs. 5 and 6, and Fig. 9 is a frequency characteristic diagram of the embodiment shown in Figs. 3 and 4. FIG. 3 is a frequency characteristic diagram of the piezoelectric speaker from which the second flat plate is removed. 5... First flexible plane plate (first plane plate), 6... Metal plate, 7... Piezoelectric plate, 8... Piezoelectric diaphragm, 9... Cone diaphragm, 10... Frame (spacer) ), 11... second flexible flat plate (
second plane plate), 12... resonant space.
Claims (1)
面板の内面に固着された圧電振動板と、この圧電
振動板の上面に固着されたコーン振動板と、前記
第１の平面板に取り付けられたスペーサと、この
スペーサによつて前記第１の平面板に対して所定
間隔をおいて対向保持される第２の平面板と、を
含む平面型圧電スピーカ。 a first planar plate having flexibility; a piezoelectric diaphragm fixed to the inner surface of the first planar plate; a cone diaphragm fixed to the upper surface of the piezoelectric diaphragm; and the first planar plate. A planar piezoelectric speaker comprising: a spacer attached to the spacer; and a second planar plate held facing the first planar plate at a predetermined distance by the spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4061185U JPS61158795U (en) | 1985-03-20 | 1985-03-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4061185U JPS61158795U (en) | 1985-03-20 | 1985-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61158795U true JPS61158795U (en) | 1986-10-01 |
Family
ID=30549661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4061185U Pending JPS61158795U (en) | 1985-03-20 | 1985-03-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61158795U (en) |
-
1985
- 1985-03-20 JP JP4061185U patent/JPS61158795U/ja active Pending
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