JPS53113522A - Cone-type speaker - Google Patents

Cone-type speaker

Info

Publication number
JPS53113522A
JPS53113522A JP2758077A JP2758077A JPS53113522A JP S53113522 A JPS53113522 A JP S53113522A JP 2758077 A JP2758077 A JP 2758077A JP 2758077 A JP2758077 A JP 2758077A JP S53113522 A JPS53113522 A JP S53113522A
Authority
JP
Japan
Prior art keywords
cone
type speaker
oval
diaphragm
decreasing
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
JP2758077A
Other languages
Japanese (ja)
Other versions
JPS5952878B2 (en
Inventor
Masao Fujihira
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 JP2758077A priority Critical patent/JPS5952878B2/en
Publication of JPS53113522A publication Critical patent/JPS53113522A/en
Publication of JPS5952878B2 publication Critical patent/JPS5952878B2/en
Expired 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)

Abstract

PURPOSE:To increase the high reproducing frequency band, by decreasing selectively the magnetic pole gap in the magnetic circuit which drives the diaphragm in the long axis direction of an oval and giving a concentrated driving to the wall part of a small hemi-vertical angle.
JP2758077A 1977-03-15 1977-03-15 cone type speaker Expired JPS5952878B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2758077A JPS5952878B2 (en) 1977-03-15 1977-03-15 cone type speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2758077A JPS5952878B2 (en) 1977-03-15 1977-03-15 cone type speaker

Publications (2)

Publication Number Publication Date
JPS53113522A true JPS53113522A (en) 1978-10-04
JPS5952878B2 JPS5952878B2 (en) 1984-12-21

Family

ID=12224904

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2758077A Expired JPS5952878B2 (en) 1977-03-15 1977-03-15 cone type speaker

Country Status (1)

Country Link
JP (1) JPS5952878B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5959788U (en) * 1982-10-08 1984-04-19 大日本除虫菊株式会社 heat dissipation material

Also Published As

Publication number Publication date
JPS5952878B2 (en) 1984-12-21

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