JPS52120821A - Vibrating plate for acoustic apparatus and preparation thereof - Google Patents

Vibrating plate for acoustic apparatus and preparation thereof

Info

Publication number
JPS52120821A
JPS52120821A JP3747076A JP3747076A JPS52120821A JP S52120821 A JPS52120821 A JP S52120821A JP 3747076 A JP3747076 A JP 3747076A JP 3747076 A JP3747076 A JP 3747076A JP S52120821 A JPS52120821 A JP S52120821A
Authority
JP
Japan
Prior art keywords
vibrating plate
acoustic apparatus
preparation
sound
same time
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
JP3747076A
Other languages
Japanese (ja)
Other versions
JPS5544513B2 (en
Inventor
Hiromitsu Toda
Kunio Suzuki
Tadao Tokushima
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 Gakki Co Ltd
Original Assignee
Nippon Gakki 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 Gakki Co Ltd filed Critical Nippon Gakki Co Ltd
Priority to JP3747076A priority Critical patent/JPS52120821A/en
Publication of JPS52120821A publication Critical patent/JPS52120821A/en
Publication of JPS5544513B2 publication Critical patent/JPS5544513B2/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)

Abstract

PURPOSE:To provide a vibrating plate for acoustic apparatus, in which a layer of Be as principal component is formed and at the same time a certain direction of crystal axis of Be is selected as preference direction to thereby accelerate propagation speed of sound through vibrating plate and obtain high-fidelity sound.
JP3747076A 1976-04-03 1976-04-03 Vibrating plate for acoustic apparatus and preparation thereof Granted JPS52120821A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3747076A JPS52120821A (en) 1976-04-03 1976-04-03 Vibrating plate for acoustic apparatus and preparation thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3747076A JPS52120821A (en) 1976-04-03 1976-04-03 Vibrating plate for acoustic apparatus and preparation thereof

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP843380A Division JPS5816839B2 (en) 1980-01-28 1980-01-28 Manufacturing method of diaphragm for audio equipment

Publications (2)

Publication Number Publication Date
JPS52120821A true JPS52120821A (en) 1977-10-11
JPS5544513B2 JPS5544513B2 (en) 1980-11-12

Family

ID=12498405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3747076A Granted JPS52120821A (en) 1976-04-03 1976-04-03 Vibrating plate for acoustic apparatus and preparation thereof

Country Status (1)

Country Link
JP (1) JPS52120821A (en)

Also Published As

Publication number Publication date
JPS5544513B2 (en) 1980-11-12

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