JPS5454621A - Diaphragm for acoustic apparatus - Google Patents

Diaphragm for acoustic apparatus

Info

Publication number
JPS5454621A
JPS5454621A JP12218677A JP12218677A JPS5454621A JP S5454621 A JPS5454621 A JP S5454621A JP 12218677 A JP12218677 A JP 12218677A JP 12218677 A JP12218677 A JP 12218677A JP S5454621 A JPS5454621 A JP S5454621A
Authority
JP
Japan
Prior art keywords
binding agent
granules
graphitizable
diaphragm
binding
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
JP12218677A
Other languages
English (en)
Inventor
Satoshi Takayama
Kosaku Murata
Hirotoshi Niiguchi
Mitsuru Yashiro
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 JP12218677A priority Critical patent/JPS5454621A/ja
Publication of JPS5454621A publication Critical patent/JPS5454621A/ja
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)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP12218677A 1977-10-11 1977-10-11 Diaphragm for acoustic apparatus Pending JPS5454621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12218677A JPS5454621A (en) 1977-10-11 1977-10-11 Diaphragm for acoustic apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12218677A JPS5454621A (en) 1977-10-11 1977-10-11 Diaphragm for acoustic apparatus

Publications (1)

Publication Number Publication Date
JPS5454621A true JPS5454621A (en) 1979-05-01

Family

ID=14829696

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12218677A Pending JPS5454621A (en) 1977-10-11 1977-10-11 Diaphragm for acoustic apparatus

Country Status (1)

Country Link
JP (1) JPS5454621A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487210A (en) * 1977-12-23 1979-07-11 Pioneer Electronic Corp Acoustic device vibrating plate and method of fabricating same
JPS56797A (en) * 1980-02-29 1981-01-07 Pioneer Electronic Corp Manufacture for acoustic diaphragm plate
JPS56168494A (en) * 1980-12-29 1981-12-24 Pioneer Electronic Corp Production of diaphragm for audio equipment
JPS58165756U (ja) * 1982-04-28 1983-11-04 アルプス電気株式会社 記録媒体の走行ガイド部材

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5487210A (en) * 1977-12-23 1979-07-11 Pioneer Electronic Corp Acoustic device vibrating plate and method of fabricating same
JPS56797A (en) * 1980-02-29 1981-01-07 Pioneer Electronic Corp Manufacture for acoustic diaphragm plate
JPS5711558B2 (ja) * 1980-02-29 1982-03-04
JPS56168494A (en) * 1980-12-29 1981-12-24 Pioneer Electronic Corp Production of diaphragm for audio equipment
JPS6057280B2 (ja) * 1980-12-29 1985-12-13 パイオニア株式会社 音響機器用振動板の製造方法
JPS58165756U (ja) * 1982-04-28 1983-11-04 アルプス電気株式会社 記録媒体の走行ガイド部材

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