JPS5410722A - Speaker diaphragm - Google Patents

Speaker diaphragm

Info

Publication number
JPS5410722A
JPS5410722A JP7558777A JP7558777A JPS5410722A JP S5410722 A JPS5410722 A JP S5410722A JP 7558777 A JP7558777 A JP 7558777A JP 7558777 A JP7558777 A JP 7558777A JP S5410722 A JPS5410722 A JP S5410722A
Authority
JP
Japan
Prior art keywords
speaker diaphragm
fluctuations
dispersion
melting
adhesive
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
JP7558777A
Other languages
Japanese (ja)
Inventor
Tamotsu Ito
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP7558777A priority Critical patent/JPS5410722A/en
Publication of JPS5410722A publication Critical patent/JPS5410722A/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
    • 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)

Abstract

PURPOSE:To reduce the fluctuations in the equivalent mass of a diaphragm due to the dispersion in the quantity of an adhesive by melting a plastic sheet onto the surface of a spongy metal.
JP7558777A 1977-06-27 1977-06-27 Speaker diaphragm Pending JPS5410722A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7558777A JPS5410722A (en) 1977-06-27 1977-06-27 Speaker diaphragm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7558777A JPS5410722A (en) 1977-06-27 1977-06-27 Speaker diaphragm

Publications (1)

Publication Number Publication Date
JPS5410722A true JPS5410722A (en) 1979-01-26

Family

ID=13580473

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7558777A Pending JPS5410722A (en) 1977-06-27 1977-06-27 Speaker diaphragm

Country Status (1)

Country Link
JP (1) JPS5410722A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56115099A (en) * 1980-02-16 1981-09-10 Onkyo Corp Production of speaker diaphragm
JPS57164699A (en) * 1981-04-03 1982-10-09 Trio Kenwood Corp Diaphragm plate for speaker and its manufacture
JPS57168096A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Feed-water pump for atomic reactor
JPS58146900U (en) * 1982-03-29 1983-10-03 カルソニックカンセイ株式会社 blower
JPS62143171U (en) * 1986-03-05 1987-09-09

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56115099A (en) * 1980-02-16 1981-09-10 Onkyo Corp Production of speaker diaphragm
JPS57164699A (en) * 1981-04-03 1982-10-09 Trio Kenwood Corp Diaphragm plate for speaker and its manufacture
JPS57168096A (en) * 1981-04-10 1982-10-16 Hitachi Ltd Feed-water pump for atomic reactor
JPH0118280B2 (en) * 1981-04-10 1989-04-05 Hitachi Ltd
JPS58146900U (en) * 1982-03-29 1983-10-03 カルソニックカンセイ株式会社 blower
JPS6240157Y2 (en) * 1982-03-29 1987-10-14
JPS62143171U (en) * 1986-03-05 1987-09-09

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