JPS57173298A - Speaker - Google Patents

Speaker

Info

Publication number
JPS57173298A
JPS57173298A JP56058265A JP5826581A JPS57173298A JP S57173298 A JPS57173298 A JP S57173298A JP 56058265 A JP56058265 A JP 56058265A JP 5826581 A JP5826581 A JP 5826581A JP S57173298 A JPS57173298 A JP S57173298A
Authority
JP
Japan
Prior art keywords
adhered
coupling cone
aluminum foil
top end
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.)
Granted
Application number
JP56058265A
Other languages
English (en)
Japanese (ja)
Other versions
JPS625560B2 (enrdf_load_stackoverflow
Inventor
Yoshiaki Maruno
Hiroshi Takeuchi
Toru Yamamoto
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 JP56058265A priority Critical patent/JPS57173298A/ja
Publication of JPS57173298A publication Critical patent/JPS57173298A/ja
Publication of JPS625560B2 publication Critical patent/JPS625560B2/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP56058265A 1981-04-16 1981-04-16 Speaker Granted JPS57173298A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56058265A JPS57173298A (en) 1981-04-16 1981-04-16 Speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56058265A JPS57173298A (en) 1981-04-16 1981-04-16 Speaker

Publications (2)

Publication Number Publication Date
JPS57173298A true JPS57173298A (en) 1982-10-25
JPS625560B2 JPS625560B2 (enrdf_load_stackoverflow) 1987-02-05

Family

ID=13079329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56058265A Granted JPS57173298A (en) 1981-04-16 1981-04-16 Speaker

Country Status (1)

Country Link
JP (1) JPS57173298A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002044782A (ja) * 2000-07-28 2002-02-08 Foster Electric Co Ltd 電気音響変換器用振動板
JP2007243659A (ja) * 2006-03-09 2007-09-20 Pioneer Electronic Corp ボイスコイルボビン、およびスピーカ装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002044782A (ja) * 2000-07-28 2002-02-08 Foster Electric Co Ltd 電気音響変換器用振動板
JP2007243659A (ja) * 2006-03-09 2007-09-20 Pioneer Electronic Corp ボイスコイルボビン、およびスピーカ装置

Also Published As

Publication number Publication date
JPS625560B2 (enrdf_load_stackoverflow) 1987-02-05

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