JPS632520B2 - - Google Patents

Info

Publication number
JPS632520B2
JPS632520B2 JP4128582A JP4128582A JPS632520B2 JP S632520 B2 JPS632520 B2 JP S632520B2 JP 4128582 A JP4128582 A JP 4128582A JP 4128582 A JP4128582 A JP 4128582A JP S632520 B2 JPS632520 B2 JP S632520B2
Authority
JP
Japan
Prior art keywords
piezoelectric element
diaphragm
frame
fixed
outer periphery
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
Application number
JP4128582A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58157297A (ja
Inventor
Kazumi Teratani
Hideo Takei
Shinichi Ooki
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 JP4128582A priority Critical patent/JPS58157297A/ja
Publication of JPS58157297A publication Critical patent/JPS58157297A/ja
Publication of JPS632520B2 publication Critical patent/JPS632520B2/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)
  • Diaphragms For Electromechanical Transducers (AREA)
JP4128582A 1982-03-15 1982-03-15 スピ−カ Granted JPS58157297A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4128582A JPS58157297A (ja) 1982-03-15 1982-03-15 スピ−カ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4128582A JPS58157297A (ja) 1982-03-15 1982-03-15 スピ−カ

Publications (2)

Publication Number Publication Date
JPS58157297A JPS58157297A (ja) 1983-09-19
JPS632520B2 true JPS632520B2 (enrdf_load_stackoverflow) 1988-01-19

Family

ID=12604168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4128582A Granted JPS58157297A (ja) 1982-03-15 1982-03-15 スピ−カ

Country Status (1)

Country Link
JP (1) JPS58157297A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01283000A (ja) * 1988-05-10 1989-11-14 Sony Corp スピーカ装置

Also Published As

Publication number Publication date
JPS58157297A (ja) 1983-09-19

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