JPH0560317B2 - - Google Patents

Info

Publication number
JPH0560317B2
JPH0560317B2 JP57130932A JP13093282A JPH0560317B2 JP H0560317 B2 JPH0560317 B2 JP H0560317B2 JP 57130932 A JP57130932 A JP 57130932A JP 13093282 A JP13093282 A JP 13093282A JP H0560317 B2 JPH0560317 B2 JP H0560317B2
Authority
JP
Japan
Prior art keywords
magnetic
magnetic circuit
pole piece
voice coil
sintered metal
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
JP57130932A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5921199A (ja
Inventor
Sadaaki Sakurai
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Priority to JP13093282A priority Critical patent/JPS5921199A/ja
Publication of JPS5921199A publication Critical patent/JPS5921199A/ja
Publication of JPH0560317B2 publication Critical patent/JPH0560317B2/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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/025—Magnetic circuit

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP13093282A 1982-07-27 1982-07-27 電気音響変換器の磁気回路 Granted JPS5921199A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13093282A JPS5921199A (ja) 1982-07-27 1982-07-27 電気音響変換器の磁気回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13093282A JPS5921199A (ja) 1982-07-27 1982-07-27 電気音響変換器の磁気回路

Publications (2)

Publication Number Publication Date
JPS5921199A JPS5921199A (ja) 1984-02-03
JPH0560317B2 true JPH0560317B2 (en]) 1993-09-02

Family

ID=15046075

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13093282A Granted JPS5921199A (ja) 1982-07-27 1982-07-27 電気音響変換器の磁気回路

Country Status (1)

Country Link
JP (1) JPS5921199A (en])

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006060333A (ja) * 2004-08-17 2006-03-02 Pioneer Electronic Corp スピーカ用磁気回路及びスピーカ装置
JP2007074378A (ja) * 2005-09-07 2007-03-22 Pioneer Electronic Corp スピーカー装置用磁気回路及びスピーカー装置
DK2705673T3 (en) 2011-05-04 2015-10-19 Dali As Electromagnetic drive
JP5880166B2 (ja) 2012-03-13 2016-03-08 株式会社Ihi ブランケット設置方法及びブランケットユニット
JPWO2013140719A1 (ja) 2012-03-19 2015-08-03 パナソニックＩｐマネジメント株式会社 スピーカ用磁気回路およびこれを用いたスピーカ
KR102663543B1 (ko) * 2018-12-06 2024-05-03 현대자동차주식회사 스피커용 요크 및 이의 제조방법과 이를 포함하는 스피커 장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49134134U (en]) * 1973-03-20 1974-11-18
JPS5132454U (en]) * 1974-08-31 1976-03-10
JPS5228696A (en) * 1975-08-29 1977-03-03 Toshiba Corp Resin-ferrite composition

Also Published As

Publication number Publication date
JPS5921199A (ja) 1984-02-03

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