JPS6310700U - - Google Patents
Info
- Publication number
- JPS6310700U JPS6310700U JP10479986U JP10479986U JPS6310700U JP S6310700 U JPS6310700 U JP S6310700U JP 10479986 U JP10479986 U JP 10479986U JP 10479986 U JP10479986 U JP 10479986U JP S6310700 U JPS6310700 U JP S6310700U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- piezoelectric vibrating
- vibrating device
- rigid body
- body portion
- 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
- 238000005452 bending Methods 0.000 claims 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図〜第３図は本考案の圧電振動装置の一実
施例を示す断面図および斜視図、第４図は第１図
に示す圧電振動素子の斜視図、第５図および第６
図は本考案の圧電振動装置の他の実施例を示す断
面図、第７図は本考案の参考となる圧電振動装置
を示す断面図である。
１，２５……圧電振動子、３，２７……導電板
、５，１９……圧電振動素子、７，１１……第１
の振動板、８，３１……内部空間、９，２９……
第２の振動板、１３……凹部、１７……フランジ
、２１……圧電振動板、２３……電極、３３……
突部、３５……中央部、３７……剛体部、３９…
…小片、４１……肉圧部。
1 to 3 are cross-sectional views and perspective views showing one embodiment of the piezoelectric vibrating device of the present invention, FIG. 4 is a perspective view of the piezoelectric vibrating element shown in FIG. 1, and FIGS.
The figure is a cross-sectional view showing another embodiment of the piezoelectric vibrating device of the present invention, and FIG. 7 is a cross-sectional view showing the piezoelectric vibrating device serving as a reference for the present invention. 1, 25... piezoelectric vibrator, 3, 27... conductive plate, 5, 19... piezoelectric vibrating element, 7, 11... first
diaphragm, 8, 31...inner space, 9, 29...
Second diaphragm, 13... recess, 17... flange, 21... piezoelectric diaphragm, 23... electrode, 33...
Projection, 35... Central part, 37... Rigid body part, 39...
...Small piece, 41... Flesh pressure part.
Claims (1)
の第１の振動板に第２の振動板の端縁部を止着し
て前記圧電振動素子の少なくとも前面若しくは背
面側に前記第１および第２の振動板との間で音響
的内部空間を形成してなる圧電振動装置において
、 前記第２の振動板の中程に、この第２の振動板
における他の部分より振動変形し難い剛体部が形
成されてなることを特徴とする圧電振動装置。 (2) 前記剛体部が、前記第２の振動板の中程を
屈曲して形成されてなる実用新案登録請求の範囲
第１項記載の圧電振動装置。 (3) 前記剛体部が、前記第２の振動板の中程の
厚みを厚くして形成されてなる実用新案登録請求
の範囲第１項記載の圧電振動装置。[Claims for Utility Model Registration] (1) A piezoelectric vibrating element is attached to a first diaphragm, and an edge portion of a second diaphragm is fixed to the first diaphragm, so that at least one of the piezoelectric vibrating elements In a piezoelectric vibrating device in which an acoustic internal space is formed between the first and second diaphragms on the front or back side, the second diaphragm has a A piezoelectric vibrating device comprising a rigid body portion that is less susceptible to vibrational deformation than other portions. (2) The piezoelectric vibrating device according to claim 1, wherein the rigid body portion is formed by bending the middle of the second diaphragm. (3) The piezoelectric vibrating device according to claim 1, wherein the rigid body portion is formed by increasing the thickness at the middle of the second diaphragm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10479986U JPS6310700U (en) | 1986-07-07 | 1986-07-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10479986U JPS6310700U (en) | 1986-07-07 | 1986-07-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6310700U true JPS6310700U (en) | 1988-01-23 |
Family
ID=30978628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10479986U Pending JPS6310700U (en) | 1986-07-07 | 1986-07-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6310700U (en) |
-
1986
- 1986-07-07 JP JP10479986U patent/JPS6310700U/ja active Pending
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