JPS52113717A - Electro-acoustic transducer - Google Patents

Electro-acoustic transducer

Info

Publication number
JPS52113717A
JPS52113717A JP3065176A JP3065176A JPS52113717A JP S52113717 A JPS52113717 A JP S52113717A JP 3065176 A JP3065176 A JP 3065176A JP 3065176 A JP3065176 A JP 3065176A JP S52113717 A JPS52113717 A JP S52113717A
Authority
JP
Japan
Prior art keywords
electro
acoustic transducer
directivity
decreasing
lowering
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
JP3065176A
Other languages
Japanese (ja)
Inventor
Norio Mogi
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 JP3065176A priority Critical patent/JPS52113717A/en
Publication of JPS52113717A publication Critical patent/JPS52113717A/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 improve the directivity without lowering the output sound pressure level and increasing the distortion factor by bending the vibration membrane without decreasing the vibrating area.
JP3065176A 1976-03-19 1976-03-19 Electro-acoustic transducer Pending JPS52113717A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3065176A JPS52113717A (en) 1976-03-19 1976-03-19 Electro-acoustic transducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3065176A JPS52113717A (en) 1976-03-19 1976-03-19 Electro-acoustic transducer

Publications (1)

Publication Number Publication Date
JPS52113717A true JPS52113717A (en) 1977-09-24

Family

ID=12309690

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3065176A Pending JPS52113717A (en) 1976-03-19 1976-03-19 Electro-acoustic transducer

Country Status (1)

Country Link
JP (1) JPS52113717A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009122459A1 (en) * 2008-03-31 2009-10-08 三菱電機エンジニアリング株式会社 Electromagnetic conversion unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009122459A1 (en) * 2008-03-31 2009-10-08 三菱電機エンジニアリング株式会社 Electromagnetic conversion unit
JPWO2009122459A1 (en) * 2008-03-31 2011-07-28 三菱電機エンジニアリング株式会社 Electromagnetic transducer
US8345897B2 (en) 2008-03-31 2013-01-01 Mitsubishi Electric Engineering Co., Ltd Electromagnetic conversion unit

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