JPH0423480B2 - - Google Patents

Info

Publication number
JPH0423480B2
JPH0423480B2 JP58017139A JP1713983A JPH0423480B2 JP H0423480 B2 JPH0423480 B2 JP H0423480B2 JP 58017139 A JP58017139 A JP 58017139A JP 1713983 A JP1713983 A JP 1713983A JP H0423480 B2 JPH0423480 B2 JP H0423480B2
Authority
JP
Japan
Prior art keywords
substrate
diaphragm
diamond
diamond film
base
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 - Lifetime
Application number
JP58017139A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59143498A (ja
Inventor
Naoharu Fujimori
Akira Doi
Takeshi Yoshioka
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; 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)
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 JPS59143498A (ja) 1984-08-17
JPH0423480B2 true JPH0423480B2 (enExample) 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 (enExample)

Families Citing this family (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
JP2808741B2 (ja) * 1989-10-31 1998-10-08 株式会社島津製作所 硬質カーボン膜製造方法
EP0459425A1 (en) * 1990-05-30 1991-12-04 Idemitsu Petrochemical Company Limited Process for the preparation of diamond
US5439492A (en) * 1992-06-11 1995-08-08 General Electric Company Fine grain diamond workpieces
GB201209424D0 (en) 2012-05-28 2012-07-11 Element Six Ltd Free-standing non-planar polycrystalline synthetic diamond components

Family Cites Families (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

Also Published As

Publication number Publication date
JPS59143498A (ja) 1984-08-17

Similar Documents

Publication Publication Date Title
JPH01282999A (ja) 音響用振動板及びその製造法
CN106929828B (zh) 一种用于微波等离子体化学气相沉积法制备金刚石膜的基片台
US5556464A (en) Vibration plate of a speaker and method for producing same
JP5066651B2 (ja) エピタキシャルダイヤモンド膜下地基板の製造方法およびこの下地基板を使用するエピタキシャルダイヤモンド膜の製造方法
CN107164740A (zh) 一种采用微波等离子体化学气相沉积法制备金刚石膜的方法
JPH0881299A (ja) 弓そりを低下させた合成ダイヤモンド皮膜とその製造方法
JPH0423480B2 (enExample)
JPH04959B2 (enExample)
JPH04958B2 (enExample)
JPH04211598A (ja) スピーカー用振動板とその製造方法
JPH06327091A (ja) スピーカー用振動板の製造法
JP2978023B2 (ja) 合成ダイヤモンドフィルムの製造方法
JP2010095408A (ja) エピタキシャルダイヤモンド膜および自立したエピタキシャルダイヤモンド基板の製造方法
JP3152994B2 (ja) ダイヤモンド結晶の成長方法
JP3760175B2 (ja) ダイヤモンド膜の形成方法
JPH07118860A (ja) 対向電極型マイクロ波プラズマ処理装置および処理方法
US4395814A (en) Acoustic vibrating element of graphite and method of manufacturing same
JPS5915983B2 (ja) ホウ素被膜の形成方法
JPS62210623A (ja) 気相反応装置用電極
JPH07116606B2 (ja) ダイヤモンド被覆炭素部材
JP3189833B2 (ja) 硬質炭素膜および表面弾性波素子用基板
JP3986177B2 (ja) シリコンカーバイド結晶膜の形成方法
JPS61128700A (ja) スピ−カ−用振動板
JP2002299263A (ja) 半導体装置の作製方法
TWI852195B (zh) 奈米石墨烯壁、其製造方法、電極以及超級電容器