JPS59114996A - スピ−カ振動板およびその製造方法 - Google Patents

スピ−カ振動板およびその製造方法

Info

Publication number
JPS59114996A
JPS59114996A JP57224325A JP22432582A JPS59114996A JP S59114996 A JPS59114996 A JP S59114996A JP 57224325 A JP57224325 A JP 57224325A JP 22432582 A JP22432582 A JP 22432582A JP S59114996 A JPS59114996 A JP S59114996A
Authority
JP
Japan
Prior art keywords
core material
frame
core
protrusion
diaphragm
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
JP57224325A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6359320B2 (enrdf_load_stackoverflow
Inventor
Makoto Takashima
誠 高嶋
Tatsuo Fukuyama
福山　立夫
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 JP57224325A priority Critical patent/JPS59114996A/ja
Publication of JPS59114996A publication Critical patent/JPS59114996A/ja
Publication of JPS6359320B2 publication Critical patent/JPS6359320B2/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
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP57224325A 1982-12-20 1982-12-20 スピ−カ振動板およびその製造方法 Granted JPS59114996A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57224325A JPS59114996A (ja) 1982-12-20 1982-12-20 スピ−カ振動板およびその製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57224325A JPS59114996A (ja) 1982-12-20 1982-12-20 スピ−カ振動板およびその製造方法

Publications (2)

Publication Number Publication Date
JPS59114996A true JPS59114996A (ja) 1984-07-03
JPS6359320B2 JPS6359320B2 (enrdf_load_stackoverflow) 1988-11-18

Family

ID=16811980

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57224325A Granted JPS59114996A (ja) 1982-12-20 1982-12-20 スピ−カ振動板およびその製造方法

Country Status (1)

Country Link
JP (1) JPS59114996A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020190691A (ja) * 2019-05-23 2020-11-26 カシオ計算機株式会社 機器及び鍵盤楽器

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020190691A (ja) * 2019-05-23 2020-11-26 カシオ計算機株式会社 機器及び鍵盤楽器

Also Published As

Publication number Publication date
JPS6359320B2 (enrdf_load_stackoverflow) 1988-11-18

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