JPS62201598U - - Google Patents
Info
- Publication number
- JPS62201598U JPS62201598U JP8900386U JP8900386U JPS62201598U JP S62201598 U JPS62201598 U JP S62201598U JP 8900386 U JP8900386 U JP 8900386U JP 8900386 U JP8900386 U JP 8900386U JP S62201598 U JPS62201598 U JP S62201598U
- Authority
- JP
- Japan
- Prior art keywords
- elastic body
- porous elastic
- speaker
- piezoelectric vibrating
- different thicknesses
- 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
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
Landscapes
- Piezo-Electric Transducers For Audible Bands (AREA)
Description
第１図この考案のスピーカーを説明する斜視図
、第２図イはこの考案の実施例を説明する音圧周
波数特性図、第２図ロはこの考案の実施例に於け
るスピーカーの音圧周波数特性図、を示す。
１……高分子圧電振動フイルム、１ａ，１ｂ，
１ｃ……それぞれ厚みの異なる高分子圧電振動フ
イルム、２……円筒形の多孔質弾性体、３……円
筒形のパンチングメタル、４……吸音材、５……
台。
Fig. 1 is a perspective view illustrating the speaker of this invention, Fig. 2 A is a sound pressure frequency characteristic diagram illustrating an embodiment of this invention, and Fig. 2 B is a sound pressure frequency of the speaker in an embodiment of this invention. A characteristic diagram is shown. 1...Polymer piezoelectric vibrating film, 1a, 1b,
1c... Polymer piezoelectric vibrating films with different thicknesses, 2... Cylindrical porous elastic body, 3... Cylindrical punching metal, 4... Sound absorbing material, 5...
The stand.
Claims (1)
異なる適数個の圧電振動フイルムを夫々前記多孔
質弾性体に少し弾性圧縮させるようにして円筒軸
方向に並べて配設したことを特徴とするスピーカ
ー。 A suitable number of piezoelectric vibrating films having different thicknesses are arranged on the outer peripheral surface of a cylindrical porous elastic body in the axial direction of the cylinder so that the porous elastic body is slightly elastically compressed. speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8900386U JPH0419917Y2 (en) | 1986-06-10 | 1986-06-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8900386U JPH0419917Y2 (en) | 1986-06-10 | 1986-06-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62201598U true JPS62201598U (en) | 1987-12-22 |
| JPH0419917Y2 JPH0419917Y2 (en) | 1992-05-07 |
Family
ID=30947590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8900386U Expired JPH0419917Y2 (en) | 1986-06-10 | 1986-06-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419917Y2 (en) |
-
1986
- 1986-06-10 JP JP8900386U patent/JPH0419917Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0419917Y2 (en) | 1992-05-07 |