JPS6035697U - piezoelectric speaker - Google Patents

piezoelectric speaker

Info

Publication number
JPS6035697U
JPS6035697U JP12599083U JP12599083U JPS6035697U JP S6035697 U JPS6035697 U JP S6035697U JP 12599083 U JP12599083 U JP 12599083U JP 12599083 U JP12599083 U JP 12599083U JP S6035697 U JPS6035697 U JP S6035697U
Authority
JP
Japan
Prior art keywords
cylinder section
piezoelectric speaker
piston
electrodes
ceramic body
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
Application number
JP12599083U
Other languages
Japanese (ja)
Other versions
JPS643279Y2 (en
Inventor
克己 藤本
Original Assignee
株式会社村田製作所
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社村田製作所 filed Critical 株式会社村田製作所
Priority to JP12599083U priority Critical patent/JPS6035697U/en
Publication of JPS6035697U publication Critical patent/JPS6035697U/en
Application granted granted Critical
Publication of JPS643279Y2 publication Critical patent/JPS643279Y2/ja
Granted legal-status Critical Current

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

【図面の簡単な説明】[Brief explanation of the drawing]

図面はこの考案の一実施例を示す断面図である。 図において、１は圧電セラミック体、４は閉容器、５は
流体、６はシリンダ部、７はピストン、８はダイアフラ
ムである。The drawing is a sectional view showing an embodiment of this invention. In the figure, 1 is a piezoelectric ceramic body, 4 is a closed container, 5 is a fluid, 6 is a cylinder section, 7 is a piston, and 8 is a diaphragm.

Claims (1)

【実用新案登録請求の範囲】 内周面と外周面とに電極がそれぞれ形成され、両電極間
に駆動電圧を印加する二吉により径方向に伸縮振動する
、円筒型の圧電セラミック体と、前記圧電セラミック体
の内周側において前記内周面に接触する状態で配置され
、流体が閉じ込められた閉容器と、 前記閉容器の内部と連通状態にされたシリンダ部と、 前記シリンダ部内でシリンダ部の内壁に密着しながらス
ライド可能に設けられるピストンと、前記ピストンに対
して固定的に取付けられたダイアフラムとを備える、圧
電形スピーカ。[Claims for Utility Model Registration] A cylindrical piezoelectric ceramic body in which electrodes are formed on the inner circumferential surface and the outer circumferential surface, and which expands and contracts in the radial direction by applying a driving voltage between the two electrodes; a closed container disposed on the inner peripheral side of the piezoelectric ceramic body in contact with the inner peripheral surface and in which a fluid is confined; a cylinder section that is in communication with the inside of the closed container; and a cylinder section within the cylinder section. A piezoelectric speaker, comprising: a piston that is slidably provided in close contact with an inner wall of a piezoelectric speaker; and a diaphragm that is fixedly attached to the piston.
JP12599083U 1983-08-12 1983-08-12 piezoelectric speaker Granted JPS6035697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12599083U JPS6035697U (en) 1983-08-12 1983-08-12 piezoelectric speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12599083U JPS6035697U (en) 1983-08-12 1983-08-12 piezoelectric speaker

Publications (2)

Publication Number Publication Date
JPS6035697U true JPS6035697U (en) 1985-03-12
JPS643279Y2 JPS643279Y2 (en) 1989-01-27

Family

ID=30286637

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12599083U Granted JPS6035697U (en) 1983-08-12 1983-08-12 piezoelectric speaker

Country Status (1)

Country Link
JP (1) JPS6035697U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01311799A (en) * 1988-06-10 1989-12-15 Ishikawajima Harima Heavy Ind Co Ltd Liquid-operated driving speaker and speaker driving device
JPH0554708U (en) * 1991-12-27 1993-07-23 松本建工株式会社 Insulation panel with ventilation layer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01311799A (en) * 1988-06-10 1989-12-15 Ishikawajima Harima Heavy Ind Co Ltd Liquid-operated driving speaker and speaker driving device
JPH0554708U (en) * 1991-12-27 1993-07-23 松本建工株式会社 Insulation panel with ventilation layer

Also Published As

Publication number Publication date
JPS643279Y2 (en) 1989-01-27

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