JPS628080B2 - - Google Patents

Info

Publication number
JPS628080B2
JPS628080B2 JP1905280A JP1905280A JPS628080B2 JP S628080 B2 JPS628080 B2 JP S628080B2 JP 1905280 A JP1905280 A JP 1905280A JP 1905280 A JP1905280 A JP 1905280A JP S628080 B2 JPS628080 B2 JP S628080B2
Authority
JP
Japan
Prior art keywords
diaphragm
graphite powder
parts
modulus
speaker
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
Application number
JP1905280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56116398A (en
Inventor
Kunihiko Shimada
Itsuo Tsucha
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
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 Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Priority to JP1905280A priority Critical patent/JPS56116398A/ja
Publication of JPS56116398A publication Critical patent/JPS56116398A/ja
Publication of JPS628080B2 publication Critical patent/JPS628080B2/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; ELECTRIC HEARING AIDS; 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)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
JP1905280A 1980-02-20 1980-02-20 Multiway coaxial flat plane type speaker Granted JPS56116398A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1905280A JPS56116398A (en) 1980-02-20 1980-02-20 Multiway coaxial flat plane type speaker

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1905280A JPS56116398A (en) 1980-02-20 1980-02-20 Multiway coaxial flat plane type speaker

Publications (2)

Publication Number Publication Date
JPS56116398A JPS56116398A (en) 1981-09-12
JPS628080B2 true JPS628080B2 (da) 1987-02-20

Family

ID=11988649

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1905280A Granted JPS56116398A (en) 1980-02-20 1980-02-20 Multiway coaxial flat plane type speaker

Country Status (1)

Country Link
JP (1) JPS56116398A (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62119097U (da) * 1986-01-20 1987-07-28
JPH0761200B2 (ja) * 1991-10-16 1995-06-28 ラックス株式会社 スピーカ
JP6673480B2 (ja) * 2016-07-29 2020-03-25 第一精工株式会社 振動装置

Also Published As

Publication number Publication date
JPS56116398A (en) 1981-09-12

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