JPH0423396U - - Google Patents
Info
- Publication number
- JPH0423396U JPH0423396U JP6481590U JP6481590U JPH0423396U JP H0423396 U JPH0423396 U JP H0423396U JP 6481590 U JP6481590 U JP 6481590U JP 6481590 U JP6481590 U JP 6481590U JP H0423396 U JPH0423396 U JP H0423396U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- diaphragm
- driver
- speaker
- piezoelectric speaker
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第1図は本考案に係る圧電スピーカの一実施例
を示す断面図、第2図は圧電ドライバーの平面図
、第3図はその部分断面図、第4図は振動板の振
動を示す平面図、第5図は従来の圧電スピーカを
示す断面図、第6図は従来の圧電スピーカにおけ
る振動板の振動を示す図、第7図は振動板におけ
る振幅の等高線を示す図である。
3……ダイアフラム、4……圧電ドライバー、
5……圧電素子、6……振動板、7……剛体リン
グ。
Fig. 1 is a sectional view showing an embodiment of the piezoelectric speaker according to the present invention, Fig. 2 is a plan view of the piezoelectric driver, Fig. 3 is a partial sectional view thereof, and Fig. 4 is a plan view showing the vibration of the diaphragm. , FIG. 5 is a cross-sectional view showing a conventional piezoelectric speaker, FIG. 6 is a diagram showing vibration of a diaphragm in a conventional piezoelectric speaker, and FIG. 7 is a diagram showing contour lines of amplitude in the diaphragm. 3...Diaphragm, 4...Piezoelectric driver,
5... Piezoelectric element, 6... Vibration plate, 7... Rigid ring.
Claims (1)
ーが、圧電素子と振動板とからなり、この圧電ド
ライバーがそのほぼ中心付近でダイアフラムに支
持されている圧電スピーカにおいて、 前記振動板の周縁部又は面上に、環状の剛体リ
ングが取付けられていることを特徴とする圧電ス
ピーカ。[Claims for Utility Model Registration] A piezoelectric speaker in which a piezoelectric driver for driving a diaphragm is composed of a piezoelectric element and a diaphragm, and the piezoelectric driver is supported by the diaphragm near the center thereof, wherein: A piezoelectric speaker characterized in that an annular rigid ring is attached to a peripheral portion or surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6481590U JPH0423396U (en) | 1990-06-18 | 1990-06-18 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6481590U JPH0423396U (en) | 1990-06-18 | 1990-06-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0423396U true JPH0423396U (en) | 1992-02-26 |
Family
ID=31596094
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6481590U Pending JPH0423396U (en) | 1990-06-18 | 1990-06-18 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0423396U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01130699A (en) * | 1987-11-17 | 1989-05-23 | Murata Mfg Co Ltd | Piezoelectric speaker |
JPH01311797A (en) * | 1988-06-10 | 1989-12-15 | Murata Mfg Co Ltd | Piezoelectric loudspeaker |
-
1990
- 1990-06-18 JP JP6481590U patent/JPH0423396U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01130699A (en) * | 1987-11-17 | 1989-05-23 | Murata Mfg Co Ltd | Piezoelectric speaker |
JPH01311797A (en) * | 1988-06-10 | 1989-12-15 | Murata Mfg Co Ltd | Piezoelectric loudspeaker |