JPS6050599U - piezoelectric buzzer - Google Patents

piezoelectric buzzer

Info

Publication number
JPS6050599U
JPS6050599U JP14318883U JP14318883U JPS6050599U JP S6050599 U JPS6050599 U JP S6050599U JP 14318883 U JP14318883 U JP 14318883U JP 14318883 U JP14318883 U JP 14318883U JP S6050599 U JPS6050599 U JP S6050599U
Authority
JP
Japan
Prior art keywords
piezoelectric buzzer
stepped surface
annular groove
case
supported
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
JP14318883U
Other languages
Japanese (ja)
Other versions
JPS6349038Y2 (en
Inventor
藤田　英男
Original Assignee
ティーディーケイ株式会社
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 ティーディーケイ株式会社 filed Critical ティーディーケイ株式会社
Priority to JP14318883U priority Critical patent/JPS6050599U/en
Publication of JPS6050599U publication Critical patent/JPS6050599U/en
Application granted granted Critical
Publication of JPS6349038Y2 publication Critical patent/JPS6349038Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Diaphragms For Electromechanical 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 drawings]

第１図は従来のノード点支持構造の圧電ブザーを示す正
断面図、第２図は従来の周辺支持構造の圧電ブザーを示
す正断面図、第３図は本考案に係る圧電ブザーの実施例
を示す正断面図、第４図は同要部拡大断面図、第５図は
ユニモルフ型振動子の一例を示す平面図である。 １・・・振動板、２・・・圧電磁器、３・・・ユニモル
フ型麺動子、４・・・段差面、１０・・・ケース、１１
・・・放音孔、１４・・・プリント基板、２０・・・円
環状溝、２１・・・円環状凸部。FIG. 1 is a front sectional view showing a piezoelectric buzzer with a conventional nodal point support structure, FIG. 2 is a front sectional view showing a piezoelectric buzzer with a conventional peripheral support structure, and FIG. 3 is an embodiment of the piezoelectric buzzer according to the present invention. FIG. 4 is an enlarged sectional view of the same essential part, and FIG. 5 is a plan view showing an example of a unimorph type vibrator. DESCRIPTION OF SYMBOLS 1... Vibration plate, 2... Piezoelectric ceramic, 3... Unimorph type noodle roller, 4... Step surface, 10... Case, 11
... Sound emission hole, 14... Printed circuit board, 20... Annular groove, 21... Annular convex portion.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ケースの内壁に段差面を形成し、該段差面にてユニモル
フ型振動子の周辺を支持した圧電ブザーにおいて、前記
段差面のケース内壁に沿った部分に環状溝を形成して該
環状溝の内側に残存した凸部にて前記ユニモルフ型振動
子を支持したことを特徴とする圧電ブザー。In a piezoelectric buzzer in which a stepped surface is formed on the inner wall of the case, and the periphery of a unimorph type vibrator is supported on the stepped surface, an annular groove is formed in a portion of the stepped surface along the inner wall of the case, and the inner side of the annular groove is formed. A piezoelectric buzzer characterized in that the unimorph type vibrator is supported by a convex portion remaining in the piezoelectric buzzer.
JP14318883U 1983-09-14 1983-09-14 piezoelectric buzzer Granted JPS6050599U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14318883U JPS6050599U (en) 1983-09-14 1983-09-14 piezoelectric buzzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14318883U JPS6050599U (en) 1983-09-14 1983-09-14 piezoelectric buzzer

Publications (2)

Publication Number Publication Date
JPS6050599U true JPS6050599U (en) 1985-04-09
JPS6349038Y2 JPS6349038Y2 (en) 1988-12-16

Family

ID=30319693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14318883U Granted JPS6050599U (en) 1983-09-14 1983-09-14 piezoelectric buzzer

Country Status (1)

Country Link
JP (1) JPS6050599U (en)

Also Published As

Publication number Publication date
JPS6349038Y2 (en) 1988-12-16

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