JPS63126597U - - Google Patents
Info
- Publication number
- JPS63126597U JPS63126597U JP1929687U JP1929687U JPS63126597U JP S63126597 U JPS63126597 U JP S63126597U JP 1929687 U JP1929687 U JP 1929687U JP 1929687 U JP1929687 U JP 1929687U JP S63126597 U JPS63126597 U JP S63126597U
- Authority
- JP
- Japan
- Prior art keywords
- piezoelectric
- diaphragm
- piezoelectric vibrator
- drive electrode
- fan
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
Description
第１図および第２図は本考案の圧電フアンの一
実施例を示す斜視図および平面図、第３図は第２
図中の―間断面図、第４図は第１図に示す圧
電振動子の斜視図、第５図は第３図中の電源回路
から圧電振動子へ印加される駆動電圧波形図、第
６図および第７図は本考案の他の実施例を示す断
面図、第８図は従来の圧電フアンを示す斜視図、
第９図は圧電フアンの駆動電圧周波数に対する振
動板の振幅特性図である。
１，１３，３１ａ……圧電振動子、３，１１，
３９……導電支持板、５，１５……支持部、７，
１７……開放端、９……振動板、１９……スリツ
ト、２１，４１……振動板（第１の振動板）、２
３，４３……振動板（第２の振動板）、２５，２
５ａ……圧電板、２７，２９，２７ａ，２９ａ…
…駆動電極、３５，３７……商用電源。
1 and 2 are a perspective view and a plan view showing an embodiment of the piezoelectric fan of the present invention, and FIG.
4 is a perspective view of the piezoelectric vibrator shown in FIG. 1, FIG. 5 is a drive voltage waveform diagram applied to the piezoelectric vibrator from the power supply circuit in FIG. 3, and FIG. 7 and 7 are cross-sectional views showing other embodiments of the present invention, and FIG. 8 is a perspective view showing a conventional piezoelectric fan.
FIG. 9 is an amplitude characteristic diagram of the diaphragm with respect to the driving voltage frequency of the piezoelectric fan. 1, 13, 31a...piezoelectric vibrator, 3, 11,
39... Conductive support plate, 5, 15... Support part, 7,
17...Open end, 9...Diaphragm, 19...Slit, 21, 41...Diaphragm (first diaphragm), 2
3, 43... diaphragm (second diaphragm), 25, 2
5a...Piezoelectric plate, 27, 29, 27a, 29a...
...Drive electrode, 35, 37...Commercial power supply.
Claims (1)
動電圧によつて屈曲振動する圧電振動子と、 この圧電振動子の先端から突設され、前記圧電
振動子の屈曲振動によつて振動して送風する振動
板と、 を具備する圧電フアンにおいて、 共振周波数の異なる複数の前記振動板が前記圧
電振動子から突設されてなることを特徴とする圧
電フアン。[Claims for Utility Model Registration] A piezoelectric vibrator having a drive electrode and bendingly vibrated by a drive voltage applied to the drive electrode; 1. A piezoelectric fan comprising: a diaphragm that vibrates and blows air through bending vibration; and a piezoelectric fan, characterized in that a plurality of the diaphragms having different resonance frequencies protrude from the piezoelectric vibrator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1929687U JPS63126597U (en) | 1987-02-10 | 1987-02-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1929687U JPS63126597U (en) | 1987-02-10 | 1987-02-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63126597U true JPS63126597U (en) | 1988-08-18 |
Family
ID=30813770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1929687U Pending JPS63126597U (en) | 1987-02-10 | 1987-02-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63126597U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009281296A (en) * | 2008-05-22 | 2009-12-03 | Fujikura Ltd | Piezo fan |
| JP2010065654A (en) * | 2008-09-12 | 2010-03-25 | Fujikura Ltd | Piezo fan |
| JP2013213487A (en) * | 2012-03-30 | 2013-10-17 | Taida Electronic Ind Co Ltd | Heat dissipation module |
-
1987
- 1987-02-10 JP JP1929687U patent/JPS63126597U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009281296A (en) * | 2008-05-22 | 2009-12-03 | Fujikura Ltd | Piezo fan |
| JP2010065654A (en) * | 2008-09-12 | 2010-03-25 | Fujikura Ltd | Piezo fan |
| JP2013213487A (en) * | 2012-03-30 | 2013-10-17 | Taida Electronic Ind Co Ltd | Heat dissipation module |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH027057U (en) | ||
| JPS63126597U (en) | ||
| JPH0422400Y2 (en) | ||
| JPH018720Y2 (en) | ||
| JPS6246395Y2 (en) | ||
| JPS5829676Y2 (en) | piezoelectric speaker | |
| JPS6029279Y2 (en) | piezoelectric sounding body | |
| JPH0241986Y2 (en) | ||
| JPH0110076Y2 (en) | ||
| JPS6368312U (en) | ||
| JPS5915190Y2 (en) | piezoelectric speaker | |
| JPS628798U (en) | ||
| JPS6452313U (en) | ||
| JPS6160597U (en) | ||
| JPS62191717U (en) | ||
| JPH055755Y2 (en) | ||
| JPS6245399U (en) | ||
| JPS623192U (en) | ||
| JPS61111297U (en) | ||
| JPS60153098U (en) | piezoelectric vibrator | |
| JPS58125498U (en) | piezoelectric speaker | |
| JPH02137975U (en) | ||
| JPS63103600A (en) | Piezoelectric electroacoustic transducer | |
| JPS6271528U (en) | ||
| JPS6429996U (en) |