JPH0410798B2 - - Google Patents

Info

Publication number
JPH0410798B2
JPH0410798B2 JP57202982A JP20298282A JPH0410798B2 JP H0410798 B2 JPH0410798 B2 JP H0410798B2 JP 57202982 A JP57202982 A JP 57202982A JP 20298282 A JP20298282 A JP 20298282A JP H0410798 B2 JPH0410798 B2 JP H0410798B2
Authority
JP
Japan
Prior art keywords
piezoelectric
diaphragm
buzzer
piezoelectric diaphragm
bent portion
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 - Lifetime
Application number
JP57202982A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5992699A (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 JP57202982A priority Critical patent/JPS5992699A/ja
Publication of JPS5992699A publication Critical patent/JPS5992699A/ja
Publication of JPH0410798B2 publication Critical patent/JPH0410798B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K9/00—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers
    • G10K9/12—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated
    • G10K9/122—Devices in which sound is produced by vibrating a diaphragm or analogous element, e.g. fog horns, vehicle hooters or buzzers electrically operated using piezoelectric driving means

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP57202982A 1982-11-18 1982-11-18 ブザ−用圧電振動板 Granted JPS5992699A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57202982A JPS5992699A (ja) 1982-11-18 1982-11-18 ブザ−用圧電振動板

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57202982A JPS5992699A (ja) 1982-11-18 1982-11-18 ブザ−用圧電振動板

Publications (2)

Publication Number Publication Date
JPS5992699A JPS5992699A (ja) 1984-05-28
JPH0410798B2 true JPH0410798B2 (en]) 1992-02-26

Family

ID=16466367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57202982A Granted JPS5992699A (ja) 1982-11-18 1982-11-18 ブザ−用圧電振動板

Country Status (1)

Country Link
JP (1) JPS5992699A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7019437B2 (en) * 2003-09-04 2006-03-28 Swe-Kai Chen High-efficiency piezoelectric single-phase uni-polar ultrasonic actuators with a notched PZT back disc

Also Published As

Publication number Publication date
JPS5992699A (ja) 1984-05-28

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