JPS6347200B2 - - Google Patents

Info

Publication number
JPS6347200B2
JPS6347200B2 JP56007450A JP745081A JPS6347200B2 JP S6347200 B2 JPS6347200 B2 JP S6347200B2 JP 56007450 A JP56007450 A JP 56007450A JP 745081 A JP745081 A JP 745081A JP S6347200 B2 JPS6347200 B2 JP S6347200B2
Authority
JP
Japan
Prior art keywords
piezoelectric diaphragm
frame
speaker
vibration system
piezoelectric
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
JP56007450A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57121397A (en
Inventor
Eiji Morikawa
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.)
Sanyo Electric Co Ltd
Original Assignee
Sanyo Electric 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 Sanyo Electric Co Ltd filed Critical Sanyo Electric Co Ltd
Priority to JP56007450A priority Critical patent/JPS57121397A/ja
Priority to KR1019810000632A priority patent/KR840002210B1/ko
Publication of JPS57121397A publication Critical patent/JPS57121397A/ja
Publication of JPS6347200B2 publication Critical patent/JPS6347200B2/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)
JP56007450A 1981-01-20 1981-01-20 Composite type speaker Granted JPS57121397A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP56007450A JPS57121397A (en) 1981-01-20 1981-01-20 Composite type speaker
KR1019810000632A KR840002210B1 (ko) 1981-01-20 1981-02-26 복합형 스피이커

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56007450A JPS57121397A (en) 1981-01-20 1981-01-20 Composite type speaker

Publications (2)

Publication Number Publication Date
JPS57121397A JPS57121397A (en) 1982-07-28
JPS6347200B2 true JPS6347200B2 (en]) 1988-09-20

Family

ID=11666164

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56007450A Granted JPS57121397A (en) 1981-01-20 1981-01-20 Composite type speaker

Country Status (2)

Country Link
JP (1) JPS57121397A (en])
KR (1) KR840002210B1 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001041322A1 (en) * 1999-12-01 2001-06-07 Jae Sung Lee Integrated vibration and sound generating apparatus

Also Published As

Publication number Publication date
KR840002210B1 (ko) 1984-11-28
JPS57121397A (en) 1982-07-28

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