JPH0574999B2 - - Google Patents

Info

Publication number
JPH0574999B2
JPH0574999B2 JP59117025A JP11702584A JPH0574999B2 JP H0574999 B2 JPH0574999 B2 JP H0574999B2 JP 59117025 A JP59117025 A JP 59117025A JP 11702584 A JP11702584 A JP 11702584A JP H0574999 B2 JPH0574999 B2 JP H0574999B2
Authority
JP
Japan
Prior art keywords
air chamber
chamber plate
vibrator
back air
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.)
Expired - Lifetime
Application number
JP59117025A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60260299A (ja
Inventor
Teruo Kobayashi
Kozo Kawasaki
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP11702584A priority Critical patent/JPS60260299A/ja
Publication of JPS60260299A publication Critical patent/JPS60260299A/ja
Publication of JPH0574999B2 publication Critical patent/JPH0574999B2/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)
JP11702584A 1984-06-07 1984-06-07 圧電形電気音響変換器 Granted JPS60260299A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11702584A JPS60260299A (ja) 1984-06-07 1984-06-07 圧電形電気音響変換器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11702584A JPS60260299A (ja) 1984-06-07 1984-06-07 圧電形電気音響変換器

Publications (2)

Publication Number Publication Date
JPS60260299A JPS60260299A (ja) 1985-12-23
JPH0574999B2 true JPH0574999B2 (enrdf_load_stackoverflow) 1993-10-19

Family

ID=14701578

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11702584A Granted JPS60260299A (ja) 1984-06-07 1984-06-07 圧電形電気音響変換器

Country Status (1)

Country Link
JP (1) JPS60260299A (enrdf_load_stackoverflow)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5924237Y2 (ja) * 1980-01-08 1984-07-18 株式会社大興電機製作所 圧電形変換器
JPS5745700U (enrdf_load_stackoverflow) * 1980-08-28 1982-03-13
JPS5975000U (ja) * 1982-11-11 1984-05-21 日本軽金属株式会社 橋梁点検車

Also Published As

Publication number Publication date
JPS60260299A (ja) 1985-12-23

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