JPS61135299A - スポンジ内蔵型電磁スピ−カ - Google Patents

スポンジ内蔵型電磁スピ−カ

Info

Publication number
JPS61135299A
JPS61135299A JP25779784A JP25779784A JPS61135299A JP S61135299 A JPS61135299 A JP S61135299A JP 25779784 A JP25779784 A JP 25779784A JP 25779784 A JP25779784 A JP 25779784A JP S61135299 A JPS61135299 A JP S61135299A
Authority
JP
Japan
Prior art keywords
diaphragm
sponge
base frame
center pole
frame
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
JP25779784A
Other languages
English (en)
Japanese (ja)
Other versions
JPH026280B2 (fr
Inventor
Masanao Okuda
正直 奥田
Yuzuru Suzuki
譲 鈴木
Hideaki Negi
根木　秀明
Yoshiyuki Iwamoto
岩本　好行
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.)
FDK Corp
Original Assignee
FDK 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 FDK Corp filed Critical FDK Corp
Priority to JP25779784A priority Critical patent/JPS61135299A/ja
Publication of JPS61135299A publication Critical patent/JPS61135299A/ja
Publication of JPH026280B2 publication Critical patent/JPH026280B2/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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction
    • H04R9/047—Construction in which the windings of the moving coil lay in the same plane

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
JP25779784A 1984-12-06 1984-12-06 スポンジ内蔵型電磁スピ−カ Granted JPS61135299A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25779784A JPS61135299A (ja) 1984-12-06 1984-12-06 スポンジ内蔵型電磁スピ−カ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25779784A JPS61135299A (ja) 1984-12-06 1984-12-06 スポンジ内蔵型電磁スピ−カ

Publications (2)

Publication Number Publication Date
JPS61135299A true JPS61135299A (ja) 1986-06-23
JPH026280B2 JPH026280B2 (fr) 1990-02-08

Family

ID=17311237

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25779784A Granted JPS61135299A (ja) 1984-12-06 1984-12-06 スポンジ内蔵型電磁スピ−カ

Country Status (1)

Country Link
JP (1) JPS61135299A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000059889A (ja) * 1998-08-07 2000-02-25 Sony Corp 電気音響変換装置
EP4224886A4 (fr) * 2020-11-11 2024-03-20 Foster Electric Company, Limited Haut-parleur et procédé de fabrication de celui-ci

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54134416A (en) * 1978-04-11 1979-10-18 Sony Corp Dome padiator speaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54134416A (en) * 1978-04-11 1979-10-18 Sony Corp Dome padiator speaker

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000059889A (ja) * 1998-08-07 2000-02-25 Sony Corp 電気音響変換装置
EP4224886A4 (fr) * 2020-11-11 2024-03-20 Foster Electric Company, Limited Haut-parleur et procédé de fabrication de celui-ci
US12501220B2 (en) 2020-11-11 2025-12-16 Foster Electric Company, Limited Speaker and method of producing the same

Also Published As

Publication number Publication date
JPH026280B2 (fr) 1990-02-08

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