JPS621498U - - Google Patents
Info
- Publication number
- JPS621498U JPS621498U JP9262085U JP9262085U JPS621498U JP S621498 U JPS621498 U JP S621498U JP 9262085 U JP9262085 U JP 9262085U JP 9262085 U JP9262085 U JP 9262085U JP S621498 U JPS621498 U JP S621498U
- Authority
- JP
- Japan
- Prior art keywords
- diaphragm
- conductive
- piezoelectric
- supported
- spacer
- 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.)
- Granted
Links
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims 3
- 239000002184 metal Substances 0.000 claims 2
- 239000004020 conductor Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Description
第１図は本考案による圧電型スピーカの分解斜
視図、第２図は同半断面図、第３図は他の実施例
の半断面図、第４図は従来例の圧電型スピーカの
断面図である。
１は振動板、２は導電面、３は導電性リング、
４は圧電素子、５は導電体スペーサ、６はフレー
ムである。
Fig. 1 is an exploded perspective view of a piezoelectric speaker according to the present invention, Fig. 2 is a half sectional view of the same, Fig. 3 is a half sectional view of another embodiment, and Fig. 4 is a sectional view of a conventional piezoelectric speaker. It is. 1 is a diaphragm, 2 is a conductive surface, 3 is a conductive ring,
4 is a piezoelectric element, 5 is a conductive spacer, and 6 is a frame.
Claims (1)
ラミツク４ｂを貼付け、当該圧電性セラミツク４
ｂの外面に外面電極４ｃを設けたバイモルフもし
くはユニモルフ型の圧電素子４の中心をスペーサ
を介してフレーム６に支持し、周辺部を振動板１
に結合して当該振動板１を駆動する方式の圧電型
スピーカにおいて、前記振動板１の片面を導電材
料て形成することにより導電面２とし、該導電面
２を導電性リング３を介して前記圧電素子４の金
属板電極４ａに結合するとともに、前記圧電素子
４の中心を圧電性セラミツク４ｂの外面電極４ｃ
に電気的に結合された導電体スペーサ５によりフ
レーム６上に支持し、前記導電面２と導電体スペ
ーサ５とをそれぞれ入力端子７ａ，７ｂに結合し
たことを特徴とする圧電型スピーカ。 A piezoelectric ceramic 4b is pasted on both sides or one side of the metal plate electrode 4a, and the piezoelectric ceramic 4
The center of a bimorph or unimorph type piezoelectric element 4 having an external electrode 4c provided on the external surface of b is supported by a frame 6 via a spacer, and the peripheral part is supported by a diaphragm 1.
In a piezoelectric speaker of the type in which the diaphragm 1 is driven by being coupled to the diaphragm 1, one side of the diaphragm 1 is made of a conductive material to form a conductive surface 2, and the conductive surface 2 is connected to the diaphragm 1 through a conductive ring 3. It is coupled to the metal plate electrode 4a of the piezoelectric element 4, and the center of the piezoelectric element 4 is connected to the outer surface electrode 4c of the piezoelectric ceramic 4b.
A piezoelectric speaker characterized in that the piezoelectric speaker is supported on a frame 6 by a conductive spacer 5 electrically coupled to the conductive surface 2 and the conductive spacer 5 to input terminals 7a and 7b, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9262085U JPH03798Y2 (en) | 1985-06-19 | 1985-06-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9262085U JPH03798Y2 (en) | 1985-06-19 | 1985-06-19 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS621498U true JPS621498U (en) | 1987-01-07 |
| JPH03798Y2 JPH03798Y2 (en) | 1991-01-11 |
Family
ID=30649577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9262085U Expired JPH03798Y2 (en) | 1985-06-19 | 1985-06-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03798Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018504078A (en) * | 2015-02-03 | 2018-02-08 | キム、チョルヒＫＩＭ， Ｃｈｕｌｈｅｅ | Nonflammable piezo piezoelectric speaker device |
| JP2020061660A (en) * | 2018-10-10 | 2020-04-16 | 株式会社トーキン | Piezoelectric speaker |
-
1985
- 1985-06-19 JP JP9262085U patent/JPH03798Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2018504078A (en) * | 2015-02-03 | 2018-02-08 | キム、チョルヒＫＩＭ， Ｃｈｕｌｈｅｅ | Nonflammable piezo piezoelectric speaker device |
| JP2020061660A (en) * | 2018-10-10 | 2020-04-16 | 株式会社トーキン | Piezoelectric speaker |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH03798Y2 (en) | 1991-01-11 |
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