JPS5289314A - Electric-mechanical converter - Google Patents

Electric-mechanical converter

Info

Publication number
JPS5289314A
JPS5289314A JP574576A JP574576A JPS5289314A JP S5289314 A JPS5289314 A JP S5289314A JP 574576 A JP574576 A JP 574576A JP 574576 A JP574576 A JP 574576A JP S5289314 A JPS5289314 A JP S5289314A
Authority
JP
Japan
Prior art keywords
electric
mechanical converter
disphragms
diaphragms
perforations
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
JP574576A
Other languages
Japanese (ja)
Inventor
Nobuo Yakushiji
Shigeru Takiura
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP574576A priority Critical patent/JPS5289314A/en
Publication of JPS5289314A publication Critical patent/JPS5289314A/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
    • H04R9/04—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

Abstract

PURPOSE:To provide an electric-mechanical converter, in which a planar magnet formed with perforations is interposed between a pair of diaphragms to reduce the additional mass of the disphragms and to make the oscillatory system highly efficient.
JP574576A 1976-01-21 1976-01-21 Electric-mechanical converter Pending JPS5289314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP574576A JPS5289314A (en) 1976-01-21 1976-01-21 Electric-mechanical converter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP574576A JPS5289314A (en) 1976-01-21 1976-01-21 Electric-mechanical converter

Publications (1)

Publication Number Publication Date
JPS5289314A true JPS5289314A (en) 1977-07-26

Family

ID=11619629

Family Applications (1)

Application Number Title Priority Date Filing Date
JP574576A Pending JPS5289314A (en) 1976-01-21 1976-01-21 Electric-mechanical converter

Country Status (1)

Country Link
JP (1) JPS5289314A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007281886A (en) * 2006-04-06 2007-10-25 Mitsubishi Electric Engineering Co Ltd Electromagnetic transducer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007281886A (en) * 2006-04-06 2007-10-25 Mitsubishi Electric Engineering Co Ltd Electromagnetic transducer

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