JPS6321913B2 - - Google Patents

Info

Publication number
JPS6321913B2
JPS6321913B2 JP54139545A JP13954579A JPS6321913B2 JP S6321913 B2 JPS6321913 B2 JP S6321913B2 JP 54139545 A JP54139545 A JP 54139545A JP 13954579 A JP13954579 A JP 13954579A JP S6321913 B2 JPS6321913 B2 JP S6321913B2
Authority
JP
Japan
Prior art keywords
piezoelectric buzzer
current
voltage
zener
sound pressure
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
JP54139545A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5664399A (en
Inventor
Yoshiharu Manabe
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP13954579A priority Critical patent/JPS5664399A/ja
Publication of JPS5664399A publication Critical patent/JPS5664399A/ja
Publication of JPS6321913B2 publication Critical patent/JPS6321913B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Transducers For Audible Bands (AREA)
JP13954579A 1979-10-29 1979-10-29 Method of controlling piezoelectriccbuzzer sounddpressure Granted JPS5664399A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13954579A JPS5664399A (en) 1979-10-29 1979-10-29 Method of controlling piezoelectriccbuzzer sounddpressure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13954579A JPS5664399A (en) 1979-10-29 1979-10-29 Method of controlling piezoelectriccbuzzer sounddpressure

Publications (2)

Publication Number Publication Date
JPS5664399A JPS5664399A (en) 1981-06-01
JPS6321913B2 true JPS6321913B2 (cs) 1988-05-10

Family

ID=15247754

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13954579A Granted JPS5664399A (en) 1979-10-29 1979-10-29 Method of controlling piezoelectriccbuzzer sounddpressure

Country Status (1)

Country Link
JP (1) JPS5664399A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0530897U (ja) * 1991-10-04 1993-04-23 日興電機工業株式会社 圧電ブザー装置

Also Published As

Publication number Publication date
JPS5664399A (en) 1981-06-01

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