JPS5213311A - Speaker magnetic circuit - Google Patents

Speaker magnetic circuit

Info

Publication number
JPS5213311A
JPS5213311A JP8998475A JP8998475A JPS5213311A JP S5213311 A JPS5213311 A JP S5213311A JP 8998475 A JP8998475 A JP 8998475A JP 8998475 A JP8998475 A JP 8998475A JP S5213311 A JPS5213311 A JP S5213311A
Authority
JP
Japan
Prior art keywords
magnetic circuit
speaker magnetic
speaker
magnetic flux
circuit
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.)
Pending
Application number
JP8998475A
Other languages
Japanese (ja)
Inventor
Teruo Umehara
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Priority to JP8998475A priority Critical patent/JPS5213311A/en
Publication of JPS5213311A publication Critical patent/JPS5213311A/en
Pending 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2209/00—Details of transducers of the moving-coil, moving-strip, or moving-wire type covered by H04R9/00 but not provided for in any of its subgroups
    • H04R2209/022—Aspects regarding the stray flux internal or external to the magnetic circuit, e.g. shielding, shape of magnetic circuit, flux compensation coils

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 reduce the magnetic flux leaked from a speaker magnetic circuit, improve the space magnetic flux generating efficiency and make a small sized circuit possible.
JP8998475A 1975-07-23 1975-07-23 Speaker magnetic circuit Pending JPS5213311A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8998475A JPS5213311A (en) 1975-07-23 1975-07-23 Speaker magnetic circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8998475A JPS5213311A (en) 1975-07-23 1975-07-23 Speaker magnetic circuit

Publications (1)

Publication Number Publication Date
JPS5213311A true JPS5213311A (en) 1977-02-01

Family

ID=13985908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8998475A Pending JPS5213311A (en) 1975-07-23 1975-07-23 Speaker magnetic circuit

Country Status (1)

Country Link
JP (1) JPS5213311A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992016772A2 (en) * 1991-03-13 1992-10-01 Alfred Teves Gmbh Twin-tube shock absorber

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992016772A2 (en) * 1991-03-13 1992-10-01 Alfred Teves Gmbh Twin-tube shock absorber

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