JPS6316958B2 - - Google Patents

Info

Publication number
JPS6316958B2
JPS6316958B2 JP17574881A JP17574881A JPS6316958B2 JP S6316958 B2 JPS6316958 B2 JP S6316958B2 JP 17574881 A JP17574881 A JP 17574881A JP 17574881 A JP17574881 A JP 17574881A JP S6316958 B2 JPS6316958 B2 JP S6316958B2
Authority
JP
Japan
Prior art keywords
fibers
diaphragm
crystalline polyolefin
pulp
polar group
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.)
Expired
Application number
JP17574881A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5877399A (ja
Inventor
Tadami Kamaishi
Takao Kitagawa
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP17574881A priority Critical patent/JPS5877399A/ja
Publication of JPS5877399A publication Critical patent/JPS5877399A/ja
Publication of JPS6316958B2 publication Critical patent/JPS6316958B2/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; ELECTRIC HEARING AIDS; 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)
JP17574881A 1981-11-04 1981-11-04 音響機器用振動板およびその製造方法 Granted JPS5877399A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17574881A JPS5877399A (ja) 1981-11-04 1981-11-04 音響機器用振動板およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17574881A JPS5877399A (ja) 1981-11-04 1981-11-04 音響機器用振動板およびその製造方法

Publications (2)

Publication Number Publication Date
JPS5877399A JPS5877399A (ja) 1983-05-10
JPS6316958B2 true JPS6316958B2 (ca) 1988-04-12

Family

ID=16001556

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17574881A Granted JPS5877399A (ja) 1981-11-04 1981-11-04 音響機器用振動板およびその製造方法

Country Status (1)

Country Link
JP (1) JPS5877399A (ca)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58153491A (ja) * 1982-03-08 1983-09-12 Matsushita Electric Ind Co Ltd スピ−カ用振動板
JPS5928795A (ja) * 1982-08-09 1984-02-15 Mitsubishi Electric Corp スピ−カ振動板
JPS60185491A (ja) * 1984-03-02 1985-09-20 Matsushita Electric Ind Co Ltd スピ−カ用振動板の製造法
JPH01123597A (ja) * 1987-11-06 1989-05-16 Calp Corp 音響振動板用樹脂組成物
JP6741481B2 (ja) * 2016-05-31 2020-08-19 三井化学株式会社 音響振動部材および音響装置
CN110088174B (zh) * 2016-12-22 2022-03-15 东丽株式会社 结构体及其制造方法

Also Published As

Publication number Publication date
JPS5877399A (ja) 1983-05-10

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