JPS58125499U - piezoelectric speaker - Google Patents

piezoelectric speaker

Info

Publication number
JPS58125499U
JPS58125499U JP2233882U JP2233882U JPS58125499U JP S58125499 U JPS58125499 U JP S58125499U JP 2233882 U JP2233882 U JP 2233882U JP 2233882 U JP2233882 U JP 2233882U JP S58125499 U JPS58125499 U JP S58125499U
Authority
JP
Japan
Prior art keywords
diaphragm
piezoelectric speaker
frame
center part
piezoelectric element
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
JP2233882U
Other languages
Japanese (ja)
Other versions
JPS6230395Y2 (en
Inventor
森川　英次
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP2233882U priority Critical patent/JPS58125499U/en
Publication of JPS58125499U publication Critical patent/JPS58125499U/en
Application granted granted Critical
Publication of JPS6230395Y2 publication Critical patent/JPS6230395Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Diaphragms For Electromechanical Transducers (AREA)
  • 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]

第１図は従来の圧電型スピーカの断面図、第２図及び第
３図は本考案の圧電型スピーカの一実施例の断面図、及
びその装着図、第４図は周波数特性曲線図、第５図から
第８図は夫々本考案スピーカの異なる実施例を示す図で
ある。 １．１０・・・圧電素子、２，２０冑振動板、３゜３０
・・・フレーム、４，４０・・・柔軟性物質層、２２゜
２４・・・環状折曲部。Fig. 1 is a sectional view of a conventional piezoelectric speaker, Figs. 2 and 3 are sectional views of an embodiment of the piezoelectric speaker of the present invention and its mounting diagram, and Fig. 4 is a frequency characteristic curve diagram. 5 to 8 are diagrams showing different embodiments of the speaker of the present invention, respectively. 1.10...Piezoelectric element, 2,20 diaphragm, 3°30
. . . Frame, 4, 40 . . . Flexible material layer, 22° 24 . . . Annular bent portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] フレーム上に柔軟性物質層を介して板状の圧電素子を載
置し、該圧電素子の中央部に振動板の中央部を結合した
圧電型スピーカに於いて、上記振動板は、その中央部に
対して同心的に形成された適数の折曲部に依ってフレー
ム側に折り返し成形されており、この振動板の周辺部を
上記フレームに連結した事を特徴とする圧電型スピーカ
。In a piezoelectric speaker in which a plate-shaped piezoelectric element is placed on a frame via a flexible material layer, and a center part of a diaphragm is coupled to the center part of the piezoelectric element, the diaphragm has a 1. A piezoelectric speaker characterized in that the diaphragm is folded back toward the frame side by an appropriate number of bent portions formed concentrically with respect to the diaphragm, and the peripheral portion of the diaphragm is connected to the frame.
JP2233882U 1982-02-18 1982-02-18 piezoelectric speaker Granted JPS58125499U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2233882U JPS58125499U (en) 1982-02-18 1982-02-18 piezoelectric speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2233882U JPS58125499U (en) 1982-02-18 1982-02-18 piezoelectric speaker

Publications (2)

Publication Number Publication Date
JPS58125499U true JPS58125499U (en) 1983-08-26
JPS6230395Y2 JPS6230395Y2 (en) 1987-08-04

Family

ID=30034427

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2233882U Granted JPS58125499U (en) 1982-02-18 1982-02-18 piezoelectric speaker

Country Status (1)

Country Link
JP (1) JPS58125499U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5577299A (en) * 1978-12-06 1980-06-10 Matsushita Electric Ind Co Ltd Piezoelectric speaker
JPS56103596A (en) * 1980-01-22 1981-08-18 Seikosha Co Ltd Piezoelectric speaker

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5577299A (en) * 1978-12-06 1980-06-10 Matsushita Electric Ind Co Ltd Piezoelectric speaker
JPS56103596A (en) * 1980-01-22 1981-08-18 Seikosha Co Ltd Piezoelectric speaker

Also Published As

Publication number Publication date
JPS6230395Y2 (en) 1987-08-04

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