JPS5275314A - Diaphragm for speaker - Google Patents

Diaphragm for speaker

Info

Publication number
JPS5275314A
JPS5275314A JP15207775A JP15207775A JPS5275314A JP S5275314 A JPS5275314 A JP S5275314A JP 15207775 A JP15207775 A JP 15207775A JP 15207775 A JP15207775 A JP 15207775A JP S5275314 A JPS5275314 A JP S5275314A
Authority
JP
Japan
Prior art keywords
diaphragm
speaker
sheet
impregnating
modulus
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
JP15207775A
Other languages
Japanese (ja)
Inventor
Yasuo Furuhashi
Mineichi Kodama
Noboru Okino
Kakuhiko Kameyama
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 JP15207775A priority Critical patent/JPS5275314A/en
Publication of JPS5275314A publication Critical patent/JPS5275314A/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 make internal loss adequate and smooth sound pressure frequency characteristics without decreasing Young's modulus by impregnating a resin in a mixed sheet of carbon fibers and glass fibers and pressure-molding the sheet with heating.
JP15207775A 1975-12-19 1975-12-19 Diaphragm for speaker Pending JPS5275314A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15207775A JPS5275314A (en) 1975-12-19 1975-12-19 Diaphragm for speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15207775A JPS5275314A (en) 1975-12-19 1975-12-19 Diaphragm for speaker

Publications (1)

Publication Number Publication Date
JPS5275314A true JPS5275314A (en) 1977-06-24

Family

ID=15532540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15207775A Pending JPS5275314A (en) 1975-12-19 1975-12-19 Diaphragm for speaker

Country Status (1)

Country Link
JP (1) JPS5275314A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578699A (en) * 1978-12-08 1980-06-13 Pioneer Electronic Corp Manufacture of speaker diaphragm

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5578699A (en) * 1978-12-08 1980-06-13 Pioneer Electronic Corp Manufacture of speaker diaphragm
JPS5739119B2 (en) * 1978-12-08 1982-08-19

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