JPS60145500U - piezoelectric sound device - Google Patents

piezoelectric sound device

Info

Publication number
JPS60145500U
JPS60145500U JP3347584U JP3347584U JPS60145500U JP S60145500 U JPS60145500 U JP S60145500U JP 3347584 U JP3347584 U JP 3347584U JP 3347584 U JP3347584 U JP 3347584U JP S60145500 U JPS60145500 U JP S60145500U
Authority
JP
Japan
Prior art keywords
piezoelectric sounding
sound device
piezoelectric sound
semiconductor device
pair
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
JP3347584U
Other languages
Japanese (ja)
Inventor
喜久男 脇野
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 JP3347584U priority Critical patent/JPS60145500U/en
Publication of JPS60145500U publication Critical patent/JPS60145500U/en
Pending legal-status Critical Current

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  • Transducers For Ultrasonic Waves (AREA)
  • Emergency Protection Circuit Devices (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図は本考案による圧電発音装置を示すブロック図で
ある。 １は圧電発音体、２１はＩＣ，３は半導体装置。FIG. 1 is a block diagram showing a piezoelectric sounding device according to the present invention. 1 is a piezoelectric sounding body, 21 is an IC, and 3 is a semiconductor device.

Claims (3)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）圧電発音体の入力端に、成る電圧値近傍で急激に
電流が流れる半導体素子を少なくとも１個備えた半導体
装置が縦続接続されたことを特徴とする圧電発音装置。(1) A piezoelectric sounding device characterized in that a semiconductor device including at least one semiconductor element through which a current suddenly flows near a voltage value is cascade-connected to an input end of a piezoelectric sounding body. （２）前記半導体装置は、１対のツェナーダイオードを
互いに逆極性にして直列接続した装置である、実用新案
登録請求の範囲第（１）項記載の圧電発音装置。(2) The piezoelectric sounding device according to claim 1, wherein the semiconductor device is a device in which a pair of Zener diodes with opposite polarities are connected in series. （３）前記半導体装置は、１対のＰＮ接合ダイオードを
互いに逆極性にして並列接続した装置である、実用新案
登録請求の範囲第（１）項記載の圧電発音装置。(3) The piezoelectric sounding device according to claim 1, wherein the semiconductor device is a device in which a pair of PN junction diodes are connected in parallel with opposite polarities.
JP3347584U 1984-03-07 1984-03-07 piezoelectric sound device Pending JPS60145500U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3347584U JPS60145500U (en) 1984-03-07 1984-03-07 piezoelectric sound device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3347584U JPS60145500U (en) 1984-03-07 1984-03-07 piezoelectric sound device

Publications (1)

Publication Number Publication Date
JPS60145500U true JPS60145500U (en) 1985-09-27

Family

ID=30535960

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3347584U Pending JPS60145500U (en) 1984-03-07 1984-03-07 piezoelectric sound device

Country Status (1)

Country Link
JP (1) JPS60145500U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016075902A (en) * 2014-10-06 2016-05-12 ザ・スウォッチ・グループ・リサーチ・アンド・ディベロップメント・リミテッド Electronic device for generating audible alarm or music

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016075902A (en) * 2014-10-06 2016-05-12 ザ・スウォッチ・グループ・リサーチ・アンド・ディベロップメント・リミテッド Electronic device for generating audible alarm or music

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