JPH0332958B2 - - Google Patents

Info

Publication number
JPH0332958B2
JPH0332958B2 JP59186979A JP18697984A JPH0332958B2 JP H0332958 B2 JPH0332958 B2 JP H0332958B2 JP 59186979 A JP59186979 A JP 59186979A JP 18697984 A JP18697984 A JP 18697984A JP H0332958 B2 JPH0332958 B2 JP H0332958B2
Authority
JP
Japan
Prior art keywords
piezoelectric
weight
piezoelectric diaphragm
radiator
diaphragm
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
JP59186979A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6165600A (ja
Inventor
Kanenori Kishi
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.)
SAWAFUJI DAINAMEKA KK
Original Assignee
SAWAFUJI DAINAMEKA KK
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 SAWAFUJI DAINAMEKA KK filed Critical SAWAFUJI DAINAMEKA KK
Priority to JP18697984A priority Critical patent/JPS6165600A/ja
Priority to GB08521410A priority patent/GB2166022A/en
Priority to US06/771,838 priority patent/US4654554A/en
Priority to DE19853531325 priority patent/DE3531325A1/de
Priority to FR8513100A priority patent/FR2569931A1/fr
Priority to FR8600712A priority patent/FR2574610A1/fr
Priority to FR8600711A priority patent/FR2574609A1/fr
Publication of JPS6165600A publication Critical patent/JPS6165600A/ja
Publication of JPH0332958B2 publication Critical patent/JPH0332958B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP18697984A 1984-09-05 1984-09-05 圧電振動素子 Granted JPS6165600A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP18697984A JPS6165600A (ja) 1984-09-05 1984-09-05 圧電振動素子
GB08521410A GB2166022A (en) 1984-09-05 1985-08-28 Piezoelectric vibrator
US06/771,838 US4654554A (en) 1984-09-05 1985-08-30 Piezoelectric vibrating elements and piezoelectric electroacoustic transducers
DE19853531325 DE3531325A1 (de) 1984-09-05 1985-09-02 Piezoelektrische schwingkoerper und mit denselben ausgestatteter lautsprecher
FR8513100A FR2569931A1 (fr) 1984-09-05 1985-09-04 Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements
FR8600712A FR2574610A1 (fr) 1984-09-05 1986-01-20 Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements
FR8600711A FR2574609A1 (fr) 1984-09-05 1986-01-20 Elements piezoelectriques vibrants et transducteurs piezoelectriques electroacoustiques utilisant de tels elements

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18697984A JPS6165600A (ja) 1984-09-05 1984-09-05 圧電振動素子

Publications (2)

Publication Number Publication Date
JPS6165600A JPS6165600A (ja) 1986-04-04
JPH0332958B2 true JPH0332958B2 (h) 1991-05-15

Family

ID=16198073

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18697984A Granted JPS6165600A (ja) 1984-09-05 1984-09-05 圧電振動素子

Country Status (1)

Country Link
JP (1) JPS6165600A (h)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100386688C (zh) 2005-03-29 2008-05-07 夏普株式会社 面照明装置及具有该面照明装置的液晶显示装置

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62290299A (ja) * 1986-06-10 1987-12-17 Sawafuji Dainameka Kk 圧電振動素子の駆動部の結合機構
JPS6381596U (h) * 1986-11-17 1988-05-28
JPH0165596U (h) * 1987-10-21 1989-04-26
JP2011053561A (ja) * 2009-09-03 2011-03-17 Panasonic Electric Works Co Ltd サイレン
JP2020072386A (ja) * 2018-10-31 2020-05-07 ヤマハ株式会社 マイクロホン

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55125693U (h) * 1979-03-01 1980-09-05
JPS58202698A (ja) * 1982-05-21 1983-11-25 Citizen Watch Co Ltd 圧電形電気音響変換器の支持構造

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100386688C (zh) 2005-03-29 2008-05-07 夏普株式会社 面照明装置及具有该面照明装置的液晶显示装置

Also Published As

Publication number Publication date
JPS6165600A (ja) 1986-04-04

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