JPS59169200U - Composite piezoelectric speaker - Google Patents

Composite piezoelectric speaker

Info

Publication number
JPS59169200U
JPS59169200U JP6303683U JP6303683U JPS59169200U JP S59169200 U JPS59169200 U JP S59169200U JP 6303683 U JP6303683 U JP 6303683U JP 6303683 U JP6303683 U JP 6303683U JP S59169200 U JPS59169200 U JP S59169200U
Authority
JP
Japan
Prior art keywords
piezoelectric speaker
composite piezoelectric
diaphragm
speaker
bonded
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
Application number
JP6303683U
Other languages
Japanese (ja)
Inventor
福井　和之
Original Assignee
パイオニア株式会社
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 パイオニア株式会社 filed Critical パイオニア株式会社
Priority to JP6303683U priority Critical patent/JPS59169200U/en
Publication of JPS59169200U publication Critical patent/JPS59169200U/en
Pending legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (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図は従来の圧電スピーカの断面図、第２図は本考案
実施例の圧電スピーカの断面図、第３図は本考案実施例
に採用した小口径の振動板の半断面図、第４図は本考案
実施例に採用した大口径の振動板の半断面図、第５図は
本考案実施例のスピーカにおける周波数−出力音圧特性
図である。 ５．６・・・圧電素子、７・・・制動材、８．９・・・
振動板。Fig. 1 is a cross-sectional view of a conventional piezoelectric speaker, Fig. 2 is a cross-sectional view of a piezoelectric speaker according to an embodiment of the present invention, Fig. 3 is a half-sectional view of a small-diameter diaphragm adopted in an embodiment of the present invention, and Fig. 4 is a cross-sectional view of a piezoelectric speaker of a conventional piezoelectric speaker. The figure is a half-sectional view of a large-diameter diaphragm adopted in the embodiment of the present invention, and FIG. 5 is a frequency-output sound pressure characteristic diagram of the speaker of the embodiment of the present invention. 5.6... Piezoelectric element, 7... Braking material, 8.9...
diaphragm.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 共振周波数の異なる複数の圧電素子を制動材を介して貼
り合せ、各々の圧電素子に振動板を接着し、各々の振動
板より得られる音圧を合成するようにした複合型圧電ス
ピーカ。A composite piezoelectric speaker in which multiple piezoelectric elements with different resonance frequencies are bonded together via a damping material, a diaphragm is bonded to each piezoelectric element, and the sound pressure obtained from each diaphragm is synthesized.
JP6303683U 1983-04-28 1983-04-28 Composite piezoelectric speaker Pending JPS59169200U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6303683U JPS59169200U (en) 1983-04-28 1983-04-28 Composite piezoelectric speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6303683U JPS59169200U (en) 1983-04-28 1983-04-28 Composite piezoelectric speaker

Publications (1)

Publication Number Publication Date
JPS59169200U true JPS59169200U (en) 1984-11-12

Family

ID=30193226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6303683U Pending JPS59169200U (en) 1983-04-28 1983-04-28 Composite piezoelectric speaker

Country Status (1)

Country Link
JP (1) JPS59169200U (en)

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