JPS55115796A - Acoustic diaphragm - Google Patents

Acoustic diaphragm

Info

Publication number
JPS55115796A
JPS55115796A JP2181379A JP2181379A JPS55115796A JP S55115796 A JPS55115796 A JP S55115796A JP 2181379 A JP2181379 A JP 2181379A JP 2181379 A JP2181379 A JP 2181379A JP S55115796 A JPS55115796 A JP S55115796A
Authority
JP
Japan
Prior art keywords
film
elasticity
graphite powder
mixture
plasticizer
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
JP2181379A
Other languages
English (en)
Inventor
Nobuhiro Tsukagoshi
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 JP2181379A priority Critical patent/JPS55115796A/ja
Publication of JPS55115796A publication Critical patent/JPS55115796A/ja
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
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers
    • H04R7/10—Plane diaphragms comprising a plurality of sections or layers comprising 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)
JP2181379A 1979-02-28 1979-02-28 Acoustic diaphragm Pending JPS55115796A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2181379A JPS55115796A (en) 1979-02-28 1979-02-28 Acoustic diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2181379A JPS55115796A (en) 1979-02-28 1979-02-28 Acoustic diaphragm

Publications (1)

Publication Number Publication Date
JPS55115796A true JPS55115796A (en) 1980-09-05

Family

ID=12065492

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2181379A Pending JPS55115796A (en) 1979-02-28 1979-02-28 Acoustic diaphragm

Country Status (1)

Country Link
JP (1) JPS55115796A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351412A (en) * 1978-11-30 1982-09-28 Pioneer Electronic Corporation Diaphragm for acoustic instruments and method of manufacturing the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4351412A (en) * 1978-11-30 1982-09-28 Pioneer Electronic Corporation Diaphragm for acoustic instruments and method of manufacturing the same

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