GB2079564B - Loudspeaker diaphragms - Google Patents

Loudspeaker diaphragms

Info

Publication number
GB2079564B
GB2079564B GB8124074A GB8124074A GB2079564B GB 2079564 B GB2079564 B GB 2079564B GB 8124074 A GB8124074 A GB 8124074A GB 8124074 A GB8124074 A GB 8124074A GB 2079564 B GB2079564 B GB 2079564B
Authority
GB
United Kingdom
Prior art keywords
loudspeaker diaphragms
diaphragms
loudspeaker
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.)
Expired
Application number
GB8124074A
Other versions
GB2079564A (en
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
Priority claimed from JP10000378A external-priority patent/JPS5527702A/en
Application filed by Sony Corp filed Critical Sony Corp
Publication of GB2079564A publication Critical patent/GB2079564A/en
Application granted granted Critical
Publication of GB2079564B publication Critical patent/GB2079564B/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
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • 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
GB8124074A 1978-08-18 1979-08-17 Loudspeaker diaphragms Expired GB2079564B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10000378A JPS5527702A (en) 1978-08-18 1978-08-18 Vibrator for speaker
GB7928806A GB2029163B (en) 1978-08-18 1979-08-17 Loudspeaker diaphrams

Publications (2)

Publication Number Publication Date
GB2079564A GB2079564A (en) 1982-01-20
GB2079564B true GB2079564B (en) 1983-01-19

Family

ID=26272614

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8124074A Expired GB2079564B (en) 1978-08-18 1979-08-17 Loudspeaker diaphragms

Country Status (1)

Country Link
GB (1) GB2079564B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8200416A (en) * 1982-02-04 1983-09-01 Philips Nv FLAT MEMBRANE CONVERTER AND METHOD FOR MAKING SUCH A CONVERTER
DE3507726A1 (en) * 1985-03-05 1986-09-11 Standard Elektrik Lorenz Ag, 7000 Stuttgart MEMBRANE FOR PLANAR SPEAKER
JPH09327087A (en) * 1996-06-06 1997-12-16 Matsushita Electric Ind Co Ltd Double cone speaker

Also Published As

Publication number Publication date
GB2079564A (en) 1982-01-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19940817