JPH0578999B2 - - Google Patents

Info

Publication number
JPH0578999B2
JPH0578999B2 JP59044309A JP4430984A JPH0578999B2 JP H0578999 B2 JPH0578999 B2 JP H0578999B2 JP 59044309 A JP59044309 A JP 59044309A JP 4430984 A JP4430984 A JP 4430984A JP H0578999 B2 JPH0578999 B2 JP H0578999B2
Authority
JP
Japan
Prior art keywords
thin film
ring
film ring
lower mold
cut
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
JP59044309A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60189400A (ja
Inventor
Kenji Wada
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 JP59044309A priority Critical patent/JPS60189400A/ja
Publication of JPS60189400A publication Critical patent/JPS60189400A/ja
Publication of JPH0578999B2 publication Critical patent/JPH0578999B2/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
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
JP59044309A 1984-03-08 1984-03-08 薄膜リング取出装置 Granted JPS60189400A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59044309A JPS60189400A (ja) 1984-03-08 1984-03-08 薄膜リング取出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59044309A JPS60189400A (ja) 1984-03-08 1984-03-08 薄膜リング取出装置

Publications (2)

Publication Number Publication Date
JPS60189400A JPS60189400A (ja) 1985-09-26
JPH0578999B2 true JPH0578999B2 (enrdf_load_stackoverflow) 1993-10-29

Family

ID=12687888

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59044309A Granted JPS60189400A (ja) 1984-03-08 1984-03-08 薄膜リング取出装置

Country Status (1)

Country Link
JP (1) JPS60189400A (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4740734B2 (ja) * 2005-12-26 2011-08-03 株式会社オーディオテクニカ コンデンサマイクロホン用振動板およびその製造方法
JP5116297B2 (ja) * 2006-12-08 2013-01-09 株式会社オーディオテクニカ 振動板組立の製造方法、エレクトレットコンデンサマイクロホンユニットおよびエレクトレットコンデンサマイクロホン
CN101207944B (zh) 2006-12-18 2011-05-11 深圳市豪恩声学股份有限公司 麦克风振膜的制造方法

Also Published As

Publication number Publication date
JPS60189400A (ja) 1985-09-26

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