JPS6272000U - - Google Patents
Info
- Publication number
- JPS6272000U JPS6272000U JP16106985U JP16106985U JPS6272000U JP S6272000 U JPS6272000 U JP S6272000U JP 16106985 U JP16106985 U JP 16106985U JP 16106985 U JP16106985 U JP 16106985U JP S6272000 U JPS6272000 U JP S6272000U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- diaphragm
- recess
- piezoelectric material
- piezoelectric vibrator
- 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 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図は本考案に係る圧電形電気音響変換器の
構造を示す断面図、第２図は従来の圧電形電気音
響変換器の構造を示す断面図、第３図は従来の圧
電形電気音響変換器の音圧レベルの周波数特性を
示す図、第４図は本考案に係る圧電形電気音響変
換器の音圧レベルの周波数特性を示す図である。
図中、１１……圧電振動子、１２……圧電材、
１３……振動板、１４……電極、１５……板材、
１６……空気室。
Fig. 1 is a sectional view showing the structure of a piezoelectric electroacoustic transducer according to the present invention, Fig. 2 is a sectional view showing the structure of a conventional piezoelectric electroacoustic transducer, and Fig. 3 is a sectional view showing the structure of a conventional piezoelectric electroacoustic transducer. FIG. 4 is a diagram showing the frequency characteristics of the sound pressure level of the piezoelectric electroacoustic transducer according to the present invention. In the figure, 11... piezoelectric vibrator, 12... piezoelectric material,
13... Vibration plate, 14... Electrode, 15... Plate material,
16...Air chamber.
Claims (1)
を収容する凹部を有する振動板とを有し、該振動
板の凹部底面に前記圧電材の一方の電極を貼り付
けてなる圧電振動子と、該圧電振動子の前記振動
板の凹部の開放部を閉鎖する表裏に貫通する多数
の孔を有する多孔質板とから構成されることを特
徴とする圧電形電気音響変換器。 A piezoelectric vibrator comprising a piezoelectric material having a pair of electrodes on both sides and a diaphragm having a recess for accommodating the piezoelectric material, and one electrode of the piezoelectric material is attached to the bottom of the recess of the diaphragm. A piezoelectric electroacoustic transducer comprising: a porous plate having a large number of holes passing through the front and back sides of the piezoelectric vibrator, and closing an opening of a recess of the diaphragm of the piezoelectric vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16106985U JPS6272000U (en) | 1985-10-21 | 1985-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16106985U JPS6272000U (en) | 1985-10-21 | 1985-10-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6272000U true JPS6272000U (en) | 1987-05-08 |
Family
ID=31087041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16106985U Pending JPS6272000U (en) | 1985-10-21 | 1985-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6272000U (en) |
-
1985
- 1985-10-21 JP JP16106985U patent/JPS6272000U/ja active Pending
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