JPS5869200A - 圧電形変換器 - Google Patents

圧電形変換器

Info

Publication number
JPS5869200A
JPS5869200A JP16725881A JP16725881A JPS5869200A JP S5869200 A JPS5869200 A JP S5869200A JP 16725881 A JP16725881 A JP 16725881A JP 16725881 A JP16725881 A JP 16725881A JP S5869200 A JPS5869200 A JP S5869200A
Authority
JP
Japan
Prior art keywords
piezoelectric
braking
flat plates
circular flat
plate
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.)
Granted
Application number
JP16725881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS626400B2 (OSRAM
Inventor
Mizuhiro Hida
飛田　瑞広
Yutaka Ichinose
一ノ瀬　裕
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP16725881A priority Critical patent/JPS5869200A/ja
Publication of JPS5869200A publication Critical patent/JPS5869200A/ja
Publication of JPS626400B2 publication Critical patent/JPS626400B2/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
    • 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)
JP16725881A 1981-10-21 1981-10-21 圧電形変換器 Granted JPS5869200A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16725881A JPS5869200A (ja) 1981-10-21 1981-10-21 圧電形変換器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16725881A JPS5869200A (ja) 1981-10-21 1981-10-21 圧電形変換器

Publications (2)

Publication Number Publication Date
JPS5869200A true JPS5869200A (ja) 1983-04-25
JPS626400B2 JPS626400B2 (OSRAM) 1987-02-10

Family

ID=15846394

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16725881A Granted JPS5869200A (ja) 1981-10-21 1981-10-21 圧電形変換器

Country Status (1)

Country Link
JP (1) JPS5869200A (OSRAM)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6043099U (ja) * 1983-08-31 1985-03-26 神田通信工業株式会社 圧電形電気音響変換器
JPS60149298U (ja) * 1984-03-13 1985-10-03 株式会社　プリモ マイクロホン等のハンドセツト
JPS6188399U (OSRAM) * 1984-11-16 1986-06-09

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0667364U (ja) * 1993-02-26 1994-09-22 藤井 義昭 香入包装紙

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6043099U (ja) * 1983-08-31 1985-03-26 神田通信工業株式会社 圧電形電気音響変換器
JPS60149298U (ja) * 1984-03-13 1985-10-03 株式会社　プリモ マイクロホン等のハンドセツト
JPS6188399U (OSRAM) * 1984-11-16 1986-06-09

Also Published As

Publication number Publication date
JPS626400B2 (OSRAM) 1987-02-10

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