JPS6128277B2 - - Google Patents

Info

Publication number
JPS6128277B2
JPS6128277B2 JP4623879A JP4623879A JPS6128277B2 JP S6128277 B2 JPS6128277 B2 JP S6128277B2 JP 4623879 A JP4623879 A JP 4623879A JP 4623879 A JP4623879 A JP 4623879A JP S6128277 B2 JPS6128277 B2 JP S6128277B2
Authority
JP
Japan
Prior art keywords
alb
aluminum boride
fiber
resin
composite material
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
JP4623879A
Other languages
English (en)
Japanese (ja)
Other versions
JPS55137796A (en
Inventor
Kosaku Momotake
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.)
Nippon Columbia Co Ltd
Original Assignee
Nippon Columbia 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 Nippon Columbia Co Ltd filed Critical Nippon Columbia Co Ltd
Priority to JP4623879A priority Critical patent/JPS55137796A/ja
Publication of JPS55137796A publication Critical patent/JPS55137796A/ja
Publication of JPS6128277B2 publication Critical patent/JPS6128277B2/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)
JP4623879A 1979-04-16 1979-04-16 Diaphragm for speaker Granted JPS55137796A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4623879A JPS55137796A (en) 1979-04-16 1979-04-16 Diaphragm for speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4623879A JPS55137796A (en) 1979-04-16 1979-04-16 Diaphragm for speaker

Publications (2)

Publication Number Publication Date
JPS55137796A JPS55137796A (en) 1980-10-27
JPS6128277B2 true JPS6128277B2 (enExample) 1986-06-30

Family

ID=12741541

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4623879A Granted JPS55137796A (en) 1979-04-16 1979-04-16 Diaphragm for speaker

Country Status (1)

Country Link
JP (1) JPS55137796A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01103180U (enExample) * 1987-12-26 1989-07-12

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01103180U (enExample) * 1987-12-26 1989-07-12

Also Published As

Publication number Publication date
JPS55137796A (en) 1980-10-27

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