JPS59143498A - スピ−カ−用振動板およびその製造法 - Google Patents

スピ−カ−用振動板およびその製造法

Info

Publication number
JPS59143498A
JPS59143498A JP1713983A JP1713983A JPS59143498A JP S59143498 A JPS59143498 A JP S59143498A JP 1713983 A JP1713983 A JP 1713983A JP 1713983 A JP1713983 A JP 1713983A JP S59143498 A JPS59143498 A JP S59143498A
Authority
JP
Japan
Prior art keywords
diaphragm
diamond
amorphous carbon
speaker
film
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
JP1713983A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0423480B2 (2
Inventor
Naoharu Fujimori
直治 藤森
Akira Doi
陽 土居
Takeshi Yoshioka
剛 吉岡
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.)
Sumitomo Electric Industries Ltd
Original Assignee
Sumitomo Electric Industries 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 Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to JP1713983A priority Critical patent/JPS59143498A/ja
Publication of JPS59143498A publication Critical patent/JPS59143498A/ja
Publication of JPH0423480B2 publication Critical patent/JPH0423480B2/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)
JP1713983A 1983-02-03 1983-02-03 スピ−カ−用振動板およびその製造法 Granted JPS59143498A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1713983A JPS59143498A (ja) 1983-02-03 1983-02-03 スピ−カ−用振動板およびその製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1713983A JPS59143498A (ja) 1983-02-03 1983-02-03 スピ−カ−用振動板およびその製造法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP4130991A Division JPH04211598A (ja) 1991-02-12 1991-02-12 スピーカー用振動板とその製造方法

Publications (2)

Publication Number Publication Date
JPS59143498A true JPS59143498A (ja) 1984-08-17
JPH0423480B2 JPH0423480B2 (2) 1992-04-22

Family

ID=11935674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1713983A Granted JPS59143498A (ja) 1983-02-03 1983-02-03 スピ−カ−用振動板およびその製造法

Country Status (1)

Country Link
JP (1) JPS59143498A (2)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161200A (ja) * 1983-03-04 1984-09-11 Nippon Gakki Seizo Kk 音響振動板
JPH0385100A (ja) * 1989-08-29 1991-04-10 Kenwood Corp スピーカ用振動板及びその製造法
JPH03146665A (ja) * 1989-10-31 1991-06-21 Shimadzu Corp 硬質カーボン膜製造方法
US5180571A (en) * 1990-05-30 1993-01-19 Idemitsu Petrochemical Company Limited Process for the preparation of diamond
US5523121A (en) * 1992-06-11 1996-06-04 General Electric Company Smooth surface CVD diamond films and method for producing same
US9210972B2 (en) 2012-05-28 2015-12-15 Element Six Technologies Limited Free-standing non-planar polycrystalline synthetic diamond components and method of fabrication

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533237A (en) * 1978-08-30 1980-03-08 Toshiba Corp Microprogram controller

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5533237A (en) * 1978-08-30 1980-03-08 Toshiba Corp Microprogram controller

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161200A (ja) * 1983-03-04 1984-09-11 Nippon Gakki Seizo Kk 音響振動板
JPH0385100A (ja) * 1989-08-29 1991-04-10 Kenwood Corp スピーカ用振動板及びその製造法
JPH03146665A (ja) * 1989-10-31 1991-06-21 Shimadzu Corp 硬質カーボン膜製造方法
US5180571A (en) * 1990-05-30 1993-01-19 Idemitsu Petrochemical Company Limited Process for the preparation of diamond
US5523121A (en) * 1992-06-11 1996-06-04 General Electric Company Smooth surface CVD diamond films and method for producing same
US9210972B2 (en) 2012-05-28 2015-12-15 Element Six Technologies Limited Free-standing non-planar polycrystalline synthetic diamond components and method of fabrication

Also Published As

Publication number Publication date
JPH0423480B2 (2) 1992-04-22

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