JPS52116232A - Film forming method - Google Patents

Film forming method

Info

Publication number
JPS52116232A
JPS52116232A JP3254976A JP3254976A JPS52116232A JP S52116232 A JPS52116232 A JP S52116232A JP 3254976 A JP3254976 A JP 3254976A JP 3254976 A JP3254976 A JP 3254976A JP S52116232 A JPS52116232 A JP S52116232A
Authority
JP
Japan
Prior art keywords
film forming
forming method
film
diaphragms
spider
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
JP3254976A
Other languages
Japanese (ja)
Inventor
Toshio Haneda
Norihiko Takami
Yoshie Kodera
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP3254976A priority Critical patent/JPS52116232A/en
Publication of JPS52116232A publication Critical patent/JPS52116232A/en
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)

Abstract

PURPOSE:In forming a spider which becomes a support for diaphragms in particular, a film is formed within a short time and its residual stress is evenly dispersed by radiating ultrasonic waves or placing the film under a high frequency electric field.
JP3254976A 1976-03-26 1976-03-26 Film forming method Pending JPS52116232A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3254976A JPS52116232A (en) 1976-03-26 1976-03-26 Film forming method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3254976A JPS52116232A (en) 1976-03-26 1976-03-26 Film forming method

Publications (1)

Publication Number Publication Date
JPS52116232A true JPS52116232A (en) 1977-09-29

Family

ID=12362004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3254976A Pending JPS52116232A (en) 1976-03-26 1976-03-26 Film forming method

Country Status (1)

Country Link
JP (1) JPS52116232A (en)

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