JPS5275428A - Diaphragm for speakers - Google Patents

Diaphragm for speakers

Info

Publication number
JPS5275428A
JPS5275428A JP15208175A JP15208175A JPS5275428A JP S5275428 A JPS5275428 A JP S5275428A JP 15208175 A JP15208175 A JP 15208175A JP 15208175 A JP15208175 A JP 15208175A JP S5275428 A JPS5275428 A JP S5275428A
Authority
JP
Japan
Prior art keywords
diaphragm
speakers
sheet
preisure
impregnating
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
JP15208175A
Other languages
Japanese (ja)
Inventor
Yasuo Furuhashi
Mineichi Kodama
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP15208175A priority Critical patent/JPS5275428A/en
Publication of JPS5275428A publication Critical patent/JPS5275428A/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

PURPOSE:To obtain a diaphragm having suitable internal loss, high Young's modulus, high high-frequency range reproduction limit and smooth sound pressure frequency characteristics by impregnating a resin in a mixed sheet of glass fibers and mica and preisure-molding the sheet with heating.
JP15208175A 1975-12-19 1975-12-19 Diaphragm for speakers Pending JPS5275428A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15208175A JPS5275428A (en) 1975-12-19 1975-12-19 Diaphragm for speakers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15208175A JPS5275428A (en) 1975-12-19 1975-12-19 Diaphragm for speakers

Publications (1)

Publication Number Publication Date
JPS5275428A true JPS5275428A (en) 1977-06-24

Family

ID=15532625

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15208175A Pending JPS5275428A (en) 1975-12-19 1975-12-19 Diaphragm for speakers

Country Status (1)

Country Link
JP (1) JPS5275428A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739814A (en) * 1992-09-28 1998-04-14 Sega Enterprises Information storage system and book device for providing information in response to the user specification

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5739814A (en) * 1992-09-28 1998-04-14 Sega Enterprises Information storage system and book device for providing information in response to the user specification

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