JPS6367900A - 圧電セラミツク音響変換器 - Google Patents

圧電セラミツク音響変換器

Info

Publication number
JPS6367900A
JPS6367900A JP62207344A JP20734487A JPS6367900A JP S6367900 A JPS6367900 A JP S6367900A JP 62207344 A JP62207344 A JP 62207344A JP 20734487 A JP20734487 A JP 20734487A JP S6367900 A JPS6367900 A JP S6367900A
Authority
JP
Japan
Prior art keywords
support ring
acoustic transducer
diaphragm
grooves
metal 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.)
Pending
Application number
JP62207344A
Other languages
English (en)
Japanese (ja)
Inventor
ゲルト　ベルトル
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.)
Shiyutetsutoneru & Co
Original Assignee
Shiyutetsutoneru & Co
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 Shiyutetsutoneru & Co filed Critical Shiyutetsutoneru & Co
Publication of JPS6367900A publication Critical patent/JPS6367900A/ja
Pending 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
    • H04R17/00—Piezoelectric transducers; Electrostrictive transducers
    • H04R17/02—Microphones
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
JP62207344A 1986-08-27 1987-08-20 圧電セラミツク音響変換器 Pending JPS6367900A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3629093.9 1986-08-27
DE19863629093 DE3629093A1 (de) 1986-08-27 1986-08-27 Piezokeramischer schallwandler

Publications (1)

Publication Number Publication Date
JPS6367900A true JPS6367900A (ja) 1988-03-26

Family

ID=6308271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62207344A Pending JPS6367900A (ja) 1986-08-27 1987-08-20 圧電セラミツク音響変換器

Country Status (5)

Country Link
EP (1) EP0264557A3 (fr)
JP (1) JPS6367900A (fr)
KR (1) KR900006323B1 (fr)
DE (1) DE3629093A1 (fr)
IL (1) IL83648A0 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02234600A (ja) * 1989-03-07 1990-09-17 Mitsubishi Mining & Cement Co Ltd 圧電変換素子
JP3360558B2 (ja) * 1997-01-06 2002-12-24 株式会社村田製作所 圧電型電気音響変換器
GB2348564B (en) 1999-04-01 2003-06-18 Thomson Marconi Sonar Ltd Transducers

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5711896B2 (fr) * 1977-06-14 1982-03-08

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR854121A (fr) * 1938-12-14 1940-04-05 Csf Perfectionnements aux appareils électromécaniques vibrants
DE1112548B (de) * 1960-02-01 1961-08-10 Krone Kg Sprechkapsel fuer fernmeldetechnische Zwecke
US4056742A (en) * 1976-04-30 1977-11-01 Tibbetts Industries, Inc. Transducer having piezoelectric film arranged with alternating curvatures
DE3041742C2 (de) * 1980-11-05 1982-10-28 Siemens AG, 1000 Berlin und 8000 München Luftschallgeber
JPS5781799A (en) * 1980-11-10 1982-05-21 Murata Mfg Co Ltd Piezo-electric speaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5711896B2 (fr) * 1977-06-14 1982-03-08

Also Published As

Publication number Publication date
DE3629093A1 (de) 1988-03-10
KR880003535A (ko) 1988-05-17
KR900006323B1 (ko) 1990-08-28
IL83648A0 (en) 1988-01-31
EP0264557A3 (fr) 1989-12-06
EP0264557A2 (fr) 1988-04-27

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