JPS566596A - Diaphragm for acoustic apparatus - Google Patents

Diaphragm for acoustic apparatus

Info

Publication number
JPS566596A
JPS566596A JP8140679A JP8140679A JPS566596A JP S566596 A JPS566596 A JP S566596A JP 8140679 A JP8140679 A JP 8140679A JP 8140679 A JP8140679 A JP 8140679A JP S566596 A JPS566596 A JP S566596A
Authority
JP
Japan
Prior art keywords
elasticity
film
thermoplastic resin
glass transition
normal temperature
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.)
Granted
Application number
JP8140679A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6123718B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Nobuhiro Tsukagoshi
Etsuro Nemoto
Shinichi Yokozeki
Sumio Hagiwara
Toshikazu Yoshino
Yasuyuki Arai
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP8140679A priority Critical patent/JPS566596A/ja
Publication of JPS566596A publication Critical patent/JPS566596A/ja
Publication of JPS6123718B2 publication Critical patent/JPS6123718B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP8140679A 1979-06-29 1979-06-29 Diaphragm for acoustic apparatus Granted JPS566596A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8140679A JPS566596A (en) 1979-06-29 1979-06-29 Diaphragm for acoustic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8140679A JPS566596A (en) 1979-06-29 1979-06-29 Diaphragm for acoustic apparatus

Publications (2)

Publication Number Publication Date
JPS566596A true JPS566596A (en) 1981-01-23
JPS6123718B2 JPS6123718B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-06-06

Family

ID=13745439

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8140679A Granted JPS566596A (en) 1979-06-29 1979-06-29 Diaphragm for acoustic apparatus

Country Status (1)

Country Link
JP (1) JPS566596A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2674718A1 (fr) * 1991-03-28 1992-10-02 Commissariat Energie Atomique Procede de fabrication d'une membrane de haut-parleur electrodynamique a pertes internes elevees et a grande rigidite.

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6440915U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1987-09-04 1989-03-10

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2674718A1 (fr) * 1991-03-28 1992-10-02 Commissariat Energie Atomique Procede de fabrication d'une membrane de haut-parleur electrodynamique a pertes internes elevees et a grande rigidite.

Also Published As

Publication number Publication date
JPS6123718B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1986-06-06

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