JPS58152697U - Piezoelectric buzzer drive circuit - Google Patents

Piezoelectric buzzer drive circuit

Info

Publication number
JPS58152697U
JPS58152697U JP4904782U JP4904782U JPS58152697U JP S58152697 U JPS58152697 U JP S58152697U JP 4904782 U JP4904782 U JP 4904782U JP 4904782 U JP4904782 U JP 4904782U JP S58152697 U JPS58152697 U JP S58152697U
Authority
JP
Japan
Prior art keywords
drive circuit
piezoelectric buzzer
buzzer drive
lamp
battery
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
JP4904782U
Other languages
Japanese (ja)
Inventor
進 藤田
Original Assignee
セイコーインスツルメンツ株式会社
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 セイコーインスツルメンツ株式会社 filed Critical セイコーインスツルメンツ株式会社
Priority to JP4904782U priority Critical patent/JPS58152697U/en
Publication of JPS58152697U publication Critical patent/JPS58152697U/en
Pending legal-status Critical Current

Links

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) [Abstract] 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図は従来例を示す回路図、第２図、第３図はそれぞ
れ本考案による実施例を示す回路図である。FIG. 1 is a circuit diagram showing a conventional example, and FIGS. 2 and 3 are circuit diagrams showing embodiments of the present invention.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）電池に対して昇圧コイル、ランプ、駆動トランジ
スタが直列に接続されていることを特徴とする圧電型ブ
ザー駆動回路。(1) A piezoelectric buzzer drive circuit characterized in that a boost coil, a lamp, and a drive transistor are connected in series to a battery. （２）ランプが駆動トランジスタのエミッタと電池との
間に接続されていることを特徴とする実用新案登録請求
の範囲第１項記載の圧電型ブザー駆動回路。(2) The piezoelectric buzzer drive circuit according to claim 1, wherein the lamp is connected between the emitter of the drive transistor and the battery.
JP4904782U 1982-04-05 1982-04-05 Piezoelectric buzzer drive circuit Pending JPS58152697U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4904782U JPS58152697U (en) 1982-04-05 1982-04-05 Piezoelectric buzzer drive circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4904782U JPS58152697U (en) 1982-04-05 1982-04-05 Piezoelectric buzzer drive circuit

Publications (1)

Publication Number Publication Date
JPS58152697U true JPS58152697U (en) 1983-10-13

Family

ID=30059937

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4904782U Pending JPS58152697U (en) 1982-04-05 1982-04-05 Piezoelectric buzzer drive circuit

Country Status (1)

Country Link
JP (1) JPS58152697U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS559168A (en) * 1978-07-07 1980-01-23 Citizen Watch Co Ltd Alarm-fitted electronic clock

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS559168A (en) * 1978-07-07 1980-01-23 Citizen Watch Co Ltd Alarm-fitted electronic clock

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