JPS53130013A - Diaphragm for speakers and production of the same - Google Patents

Diaphragm for speakers and production of the same

Info

Publication number
JPS53130013A
JPS53130013A JP4531677A JP4531677A JPS53130013A JP S53130013 A JPS53130013 A JP S53130013A JP 4531677 A JP4531677 A JP 4531677A JP 4531677 A JP4531677 A JP 4531677A JP S53130013 A JPS53130013 A JP S53130013A
Authority
JP
Japan
Prior art keywords
speakers
diaphragm
production
same
distortions
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.)
Granted
Application number
JP4531677A
Other languages
Japanese (ja)
Other versions
JPS573278B2 (en
Inventor
Katsumasa Sato
Hirotoshi Niiguchi
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP4531677A priority Critical patent/JPS53130013A/en
Publication of JPS53130013A publication Critical patent/JPS53130013A/en
Publication of JPS573278B2 publication Critical patent/JPS573278B2/ja
Granted 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 distortions in low frequency band and make possible flattening of sound pressure frequency characteristics by integrally forming cone and edge parts by increasing the internal loss of the latter while maintaining the high rigidity of the former.
JP4531677A 1977-04-19 1977-04-19 Diaphragm for speakers and production of the same Granted JPS53130013A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4531677A JPS53130013A (en) 1977-04-19 1977-04-19 Diaphragm for speakers and production of the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4531677A JPS53130013A (en) 1977-04-19 1977-04-19 Diaphragm for speakers and production of the same

Publications (2)

Publication Number Publication Date
JPS53130013A true JPS53130013A (en) 1978-11-13
JPS573278B2 JPS573278B2 (en) 1982-01-20

Family

ID=12715887

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4531677A Granted JPS53130013A (en) 1977-04-19 1977-04-19 Diaphragm for speakers and production of the same

Country Status (1)

Country Link
JP (1) JPS53130013A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5064019A (en) * 1988-04-08 1991-11-12 Matsushita Electric Industrial Co., Ltd. Electroacoustic diaphragm and method for making same

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63128557U (en) * 1987-02-16 1988-08-23
JPH01115259U (en) * 1988-01-27 1989-08-03
JPH01128290U (en) * 1988-02-22 1989-09-01

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5064019A (en) * 1988-04-08 1991-11-12 Matsushita Electric Industrial Co., Ltd. Electroacoustic diaphragm and method for making same

Also Published As

Publication number Publication date
JPS573278B2 (en) 1982-01-20

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