JPS5254424A - Diaphragm for speaker - Google Patents

Diaphragm for speaker

Info

Publication number
JPS5254424A
JPS5254424A JP13073975A JP13073975A JPS5254424A JP S5254424 A JPS5254424 A JP S5254424A JP 13073975 A JP13073975 A JP 13073975A JP 13073975 A JP13073975 A JP 13073975A JP S5254424 A JPS5254424 A JP S5254424A
Authority
JP
Japan
Prior art keywords
diaphragm
speaker
sealing
height
frequency band
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
JP13073975A
Other languages
Japanese (ja)
Inventor
Ryohei Hattori
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP13073975A priority Critical patent/JPS5254424A/en
Publication of JPS5254424A publication Critical patent/JPS5254424A/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact

Abstract

PURPOSE:To provide a diaphragm which is light in height, is highly efficient and has low distortion factors even at high frequency band by forming a diaphragm for speaker of tough thin films in hollow form and sealing lightweight gas in the hollow part.
JP13073975A 1975-10-29 1975-10-29 Diaphragm for speaker Pending JPS5254424A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13073975A JPS5254424A (en) 1975-10-29 1975-10-29 Diaphragm for speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13073975A JPS5254424A (en) 1975-10-29 1975-10-29 Diaphragm for speaker

Publications (1)

Publication Number Publication Date
JPS5254424A true JPS5254424A (en) 1977-05-02

Family

ID=15041458

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13073975A Pending JPS5254424A (en) 1975-10-29 1975-10-29 Diaphragm for speaker

Country Status (1)

Country Link
JP (1) JPS5254424A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002315094A (en) * 2001-04-18 2002-10-25 Minebea Co Ltd Loudspeaker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002315094A (en) * 2001-04-18 2002-10-25 Minebea Co Ltd Loudspeaker

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