JPS6137699U - piezoelectric sound device - Google Patents
piezoelectric sound deviceInfo
- Publication number
- JPS6137699U JPS6137699U JP12213584U JP12213584U JPS6137699U JP S6137699 U JPS6137699 U JP S6137699U JP 12213584 U JP12213584 U JP 12213584U JP 12213584 U JP12213584 U JP 12213584U JP S6137699 U JPS6137699 U JP S6137699U
- Authority
- JP
- Japan
- Prior art keywords
- annular rib
- sound device
- piezoelectric sound
- piezoelectric
- sounding device
- 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
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案にかきる圧電発音装置の一部切欠き斜視
図、第2図はその縦断面図、第3図は第2図におけるA
−A断面図、−第4図は従来例の縦断面図工ある。
1・・・・・・圧電素子、2・・・・・・振動板、3・
・・・・・ケース、4・・・・・・環状リブ、′5・・
・・・・通気路、6・・・・・・放音口。Fig. 1 is a partially cutaway perspective view of a piezoelectric sounding device according to the present invention, Fig. 2 is a longitudinal sectional view thereof, and Fig. 3 is an A in Fig. 2.
- A sectional view and - Fig. 4 are longitudinal sectional views of the conventional example. 1... Piezoelectric element, 2... Vibration plate, 3.
...Case, 4...Annular rib, '5...
...Vent passage, 6...Sound emitting port.
Claims (1)
記主壁3aの内面に環状リブ4を突設し、圧電素子1を
貼り付けた振動板2の周部を前記環状リブ4の先端全周
に接着連結した圧電発音装置において、 前記環状リブ4に内外に連通ずる通気路5を形成すると
ともに、周壁3bにのみ放音口6を形成してあることを
特徴とする圧電発音装置。[Claims for Utility Model Registration] A diaphragm in which an annular rib 4 is protruded from the inner surface of the main wall 3a of a case 3 in which a peripheral wall 3b is connected to the periphery of the main wall 3a, and a piezoelectric element 1 is attached. In the piezoelectric sounding device in which the circumferential portion of the annular rib 4 is adhesively connected to the entire circumference of the tip of the annular rib 4, an air passage 5 communicating between the inside and the outside is formed in the annular rib 4, and a sound emitting port 6 is formed only in the peripheral wall 3b. A piezoelectric sounding device characterized by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12213584U JPS6137699U (en) | 1984-08-08 | 1984-08-08 | piezoelectric sound device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12213584U JPS6137699U (en) | 1984-08-08 | 1984-08-08 | piezoelectric sound device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6137699U true JPS6137699U (en) | 1986-03-08 |
Family
ID=30680896
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12213584U Pending JPS6137699U (en) | 1984-08-08 | 1984-08-08 | piezoelectric sound device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6137699U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0452299U (en) * | 1990-09-05 | 1992-05-01 | ||
JP2021040285A (en) * | 2019-09-05 | 2021-03-11 | Tdk株式会社 | Acoustic device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5984297A (en) * | 1982-11-05 | 1984-05-15 | リオン株式会社 | Piezo-electric buzzer |
JPS5933399B2 (en) * | 1974-11-01 | 1984-08-15 | ブラザー工業株式会社 | Needle fixed position stop device for automatic thread trimming sewing machine |
-
1984
- 1984-08-08 JP JP12213584U patent/JPS6137699U/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5933399B2 (en) * | 1974-11-01 | 1984-08-15 | ブラザー工業株式会社 | Needle fixed position stop device for automatic thread trimming sewing machine |
JPS5984297A (en) * | 1982-11-05 | 1984-05-15 | リオン株式会社 | Piezo-electric buzzer |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0452299U (en) * | 1990-09-05 | 1992-05-01 | ||
JP2021040285A (en) * | 2019-09-05 | 2021-03-11 | Tdk株式会社 | Acoustic device |
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