JPS54104326A - Diaphragm for electro-acoustic trnsducer - Google Patents

Diaphragm for electro-acoustic trnsducer

Info

Publication number
JPS54104326A
JPS54104326A JP1117978A JP1117978A JPS54104326A JP S54104326 A JPS54104326 A JP S54104326A JP 1117978 A JP1117978 A JP 1117978A JP 1117978 A JP1117978 A JP 1117978A JP S54104326 A JPS54104326 A JP S54104326A
Authority
JP
Japan
Prior art keywords
diaphragm
solvent
modulus
sheeting
acetyl cellulose
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
JP1117978A
Other languages
English (en)
Inventor
Nobuhiro Fujiwara
Masaru Uryu
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
Application filed by Sony Corp filed Critical Sony Corp
Priority to JP1117978A priority Critical patent/JPS54104326A/ja
Publication of JPS54104326A publication Critical patent/JPS54104326A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP1117978A 1978-02-03 1978-02-03 Diaphragm for electro-acoustic trnsducer Pending JPS54104326A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1117978A JPS54104326A (en) 1978-02-03 1978-02-03 Diaphragm for electro-acoustic trnsducer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1117978A JPS54104326A (en) 1978-02-03 1978-02-03 Diaphragm for electro-acoustic trnsducer

Publications (1)

Publication Number Publication Date
JPS54104326A true JPS54104326A (en) 1979-08-16

Family

ID=11770825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1117978A Pending JPS54104326A (en) 1978-02-03 1978-02-03 Diaphragm for electro-acoustic trnsducer

Country Status (1)

Country Link
JP (1) JPS54104326A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010062705A (ja) * 2008-09-02 2010-03-18 Panasonic Corp スピーカ用振動板の製造方法およびこの製造方法により製造されたスピーカ用振動板およびこのスピーカ用振動板を使用したスピーカ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010062705A (ja) * 2008-09-02 2010-03-18 Panasonic Corp スピーカ用振動板の製造方法およびこの製造方法により製造されたスピーカ用振動板およびこのスピーカ用振動板を使用したスピーカ

Similar Documents

Publication Publication Date Title
JPS54104326A (en) Diaphragm for electro-acoustic trnsducer
JPS54104325A (en) Diaphragm for electro-acoustic transducer
GB877563A (en) Regenerated cellulose structures such as tubes
JPS54150121A (en) Speaker
ES237730A1 (es) Perfeccionamientos en y relativos a medios filtrantes
JPS5664599A (en) Speaker
JPS5347816A (en) Vibrating plate for speaker
JPS54105526A (en) Diaphragm for speakers and production of the same
SU614558A1 (ru) Способ изготовлени диффузора электродинамического громкоговорител
JPS5223301A (en) Manufacturing process of acetic acid cellulose fiber sound-absorbing
RU95110663A (ru) Улучшенная отбелка высококонсистентной целлюлозной массы
GB580999A (en) Improvements relating to building boards and the like
JPH06253390A (ja) スピーカ用振動板
JPS5394376A (en) Production of laminate base material impregnated with thermosetting resin
GB898078A (en) Non-woven fabric or wadding
JPS6356759B2 (ja)
JPS5592099A (en) Edge for speaker
JPS5832386Y2 (ja) 拡声器用振動板
JPS55159698A (en) Diaphragm
JPS5411321A (en) Production of hollow cellulose fibers
JPS55147900A (en) Ultra-thin speaker
JPS551780A (en) Electroacoustic converter
JPS6138913B2 (ja)
JPS5243890A (en) Porousarticles withthin films and their manufacturing process
JPS53142219A (en) Manufacture of speaker diaphragm