JPS61111299U - - Google Patents
Info
- Publication number
- JPS61111299U JPS61111299U JP18426784U JP18426784U JPS61111299U JP S61111299 U JPS61111299 U JP S61111299U JP 18426784 U JP18426784 U JP 18426784U JP 18426784 U JP18426784 U JP 18426784U JP S61111299 U JPS61111299 U JP S61111299U
- Authority
- JP
- Japan
- Prior art keywords
- region
- piezoelectric vibrator
- case
- vibrating device
- piezoelectric
- 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
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第1図および第2図は本考案の圧電振動装置の
一実施例を示す縦断面図および斜視図、第3図は
第1図に示す圧電振動子の斜視図、第4図および
第5図は第1図の音通孔の形成位置を説明するた
めの断面図および平面図、第6図は本考案の圧電
振動装置の他の実施例を示す部分縦断面図、第7
図および第8図は従来の圧電振動装置を示す縦断
面図および斜視図、第9図は本考案および従来の
圧電振動装置が示す周波数に対する音圧の特性図
である。
1……ケース、2……段部、3……導電板、4
……圧電板、5……圧電振動子、6……弾性接着
剤、7……端面部、8……音通孔、9……回路基
板、10……内部空間、12……振動領域、13
……第1の領域、14……第2の領域。
1 and 2 are longitudinal sectional views and perspective views showing an embodiment of the piezoelectric vibrating device of the present invention, FIG. 3 is a perspective view of the piezoelectric vibrator shown in FIG. 1, and FIGS. 4 and 5. 1 is a sectional view and a plan view for explaining the formation position of the sound passage hole, FIG. 6 is a partial vertical sectional view showing another embodiment of the piezoelectric vibrating device of the present invention, and FIG.
8 and 8 are longitudinal sectional views and perspective views showing a conventional piezoelectric vibrating device, and FIG. 9 is a characteristic diagram of sound pressure with respect to frequency exhibited by the piezoelectric vibrating device of the present invention and the conventional piezoelectric vibrating device. 1... Case, 2... Step part, 3... Conductive plate, 4
... Piezoelectric plate, 5 ... Piezoelectric vibrator, 6 ... Elastic adhesive, 7 ... End face portion, 8 ... Sound hole, 9 ... Circuit board, 10 ... Internal space, 12 ... Vibration region, 13
...first area, 14...second area.
Claims (1)
中央60%の長さ部分で形成される領域を第1の
領域とし、 前記ケースにあつて前記第1の領域に重なるよ
うに対向する領域を第2の領域とし、 前記複数の音通孔が全て前記第2の領域より外
側に形成されてなることを特徴とする圧電振動装
置。[Scope of Claim for Utility Model Registration] A piezoelectric vibrating device comprising: a disc-shaped piezoelectric vibrator; a case supporting the piezoelectric vibrator inside; and a plurality of sound holes formed in the case. , a region formed by a length of 60% of the diametrical center of the vibration region of the piezoelectric vibrator is defined as a first region, and a region facing the case and overlapping with the first region is defined as a first region. 2, and all of the plurality of sound holes are formed outside the second region.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18426784U JPS61111299U (en) | 1984-12-06 | 1984-12-06 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18426784U JPS61111299U (en) | 1984-12-06 | 1984-12-06 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS61111299U true JPS61111299U (en) | 1986-07-14 |
Family
ID=30741752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18426784U Pending JPS61111299U (en) | 1984-12-06 | 1984-12-06 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS61111299U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994012001A1 (en) * | 1992-11-18 | 1994-05-26 | Capcom Co., Ltd. | Speaker enclosure |
JP2002169565A (en) * | 2000-11-30 | 2002-06-14 | Hochiki Corp | Sound releasing structure for buzzer |
-
1984
- 1984-12-06 JP JP18426784U patent/JPS61111299U/ja active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1994012001A1 (en) * | 1992-11-18 | 1994-05-26 | Capcom Co., Ltd. | Speaker enclosure |
JP2002169565A (en) * | 2000-11-30 | 2002-06-14 | Hochiki Corp | Sound releasing structure for buzzer |
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