JPS56142605A - Coil bobbin - Google Patents

Coil bobbin

Info

Publication number
JPS56142605A
JPS56142605A JP4649280A JP4649280A JPS56142605A JP S56142605 A JPS56142605 A JP S56142605A JP 4649280 A JP4649280 A JP 4649280A JP 4649280 A JP4649280 A JP 4649280A JP S56142605 A JPS56142605 A JP S56142605A
Authority
JP
Japan
Prior art keywords
magnesium
coil bobbin
speaker
carbonide
boride
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
JP4649280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6329478B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Fumio Hayakawa
Michizo Saeki
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.)
Onkyo Corp
Original Assignee
Onkyo 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 Onkyo Corp filed Critical Onkyo Corp
Priority to JP4649280A priority Critical patent/JPS56142605A/ja
Publication of JPS56142605A publication Critical patent/JPS56142605A/ja
Publication of JPS6329478B2 publication Critical patent/JPS6329478B2/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
    • H04R9/04—Construction, mounting, or centering of coil
    • H04R9/046—Construction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
JP4649280A 1980-04-08 1980-04-08 Coil bobbin Granted JPS56142605A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4649280A JPS56142605A (en) 1980-04-08 1980-04-08 Coil bobbin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4649280A JPS56142605A (en) 1980-04-08 1980-04-08 Coil bobbin

Publications (2)

Publication Number Publication Date
JPS56142605A true JPS56142605A (en) 1981-11-07
JPS6329478B2 JPS6329478B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-06-14

Family

ID=12748710

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4649280A Granted JPS56142605A (en) 1980-04-08 1980-04-08 Coil bobbin

Country Status (1)

Country Link
JP (1) JPS56142605A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4634257B2 (ja) * 2005-08-30 2011-02-16 パイオニア株式会社 ボイスコイルボビン及びその製造方法、並びにスピーカー装置

Also Published As

Publication number Publication date
JPS6329478B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1988-06-14

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