JPS6344874Y2 - - Google Patents

Info

Publication number
JPS6344874Y2
JPS6344874Y2 JP1981145444U JP14544481U JPS6344874Y2 JP S6344874 Y2 JPS6344874 Y2 JP S6344874Y2 JP 1981145444 U JP1981145444 U JP 1981145444U JP 14544481 U JP14544481 U JP 14544481U JP S6344874 Y2 JPS6344874 Y2 JP S6344874Y2
Authority
JP
Japan
Prior art keywords
transistor
sound
piezoelectric buzzer
power supply
drive circuit
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.)
Expired
Application number
JP1981145444U
Other languages
English (en)
Japanese (ja)
Other versions
JPS5850496U (ja
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 filed Critical
Priority to JP14544481U priority Critical patent/JPS5850496U/ja
Publication of JPS5850496U publication Critical patent/JPS5850496U/ja
Application granted granted Critical
Publication of JPS6344874Y2 publication Critical patent/JPS6344874Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
JP14544481U 1981-09-29 1981-09-29 圧電ブザ−の駆動回路 Granted JPS5850496U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14544481U JPS5850496U (ja) 1981-09-29 1981-09-29 圧電ブザ−の駆動回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14544481U JPS5850496U (ja) 1981-09-29 1981-09-29 圧電ブザ−の駆動回路

Publications (2)

Publication Number Publication Date
JPS5850496U JPS5850496U (ja) 1983-04-05
JPS6344874Y2 true JPS6344874Y2 (en]) 1988-11-21

Family

ID=29938375

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14544481U Granted JPS5850496U (ja) 1981-09-29 1981-09-29 圧電ブザ−の駆動回路

Country Status (1)

Country Link
JP (1) JPS5850496U (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4033578B2 (ja) * 1999-04-09 2008-01-16 スター精密株式会社 発音体駆動回路および作動音発生装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54155489U (en]) * 1978-04-21 1979-10-29

Also Published As

Publication number Publication date
JPS5850496U (ja) 1983-04-05

Similar Documents

Publication Publication Date Title
US4232241A (en) Electric circuit for driving a piezoelectric vibrator
US4139842A (en) Audible alarm unit
JPS6344874Y2 (en])
US6897766B2 (en) Vibrator controlling circuit
US5398024A (en) Signal annunciators
US4792789A (en) Alarm driving signal generator
US4594573A (en) Reverberation sound generator
JPS6030797Y2 (ja) エアホ−ンの残響装置
JPH06118964A (ja) ブザー吹鳴装置
JPS5928468Y2 (ja) 発音装置
JPS6316208Y2 (en])
JPS6027435Y2 (ja) チャイム音発生装置
JPS6249637B2 (en])
JPS604240Y2 (ja) 電子音発生回路
JPS58385Y2 (ja) 倍電圧発生器
JPS594398Y2 (ja) 警報装置
JPH056499U (ja) 圧電ブザー回路
JPH0114080Y2 (en])
JPS6324554Y2 (en])
JPS6281093U (en])
JPS6318072Y2 (en])
KR820001824Y1 (ko) 압전소자의 구동회로
JPS58170696U (ja) 圧電ブザ−駆動装置
KR950001105Y1 (ko) 차량용 방향 지시장치
JPH03276191A (ja) 警音装置