JPS5439624A - Diaphragm for speakers - Google Patents

Diaphragm for speakers

Info

Publication number
JPS5439624A
JPS5439624A JP10617977A JP10617977A JPS5439624A JP S5439624 A JPS5439624 A JP S5439624A JP 10617977 A JP10617977 A JP 10617977A JP 10617977 A JP10617977 A JP 10617977A JP S5439624 A JPS5439624 A JP S5439624A
Authority
JP
Japan
Prior art keywords
speakers
diaphragm
wieght
reduction
achieve
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
JP10617977A
Other languages
Japanese (ja)
Other versions
JPS567354B2 (en
Inventor
Satoshi Takayama
Kosaku Murata
Mitsuru Yashiro
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 JP10617977A priority Critical patent/JPS5439624A/en
Publication of JPS5439624A publication Critical patent/JPS5439624A/en
Publication of JPS567354B2 publication Critical patent/JPS567354B2/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 achieve the reduction in wieght and increase specific modulus by sintering inorganic glassy hollow particles and using the same for speaker diaphragms.
JP10617977A 1977-09-02 1977-09-02 Diaphragm for speakers Granted JPS5439624A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10617977A JPS5439624A (en) 1977-09-02 1977-09-02 Diaphragm for speakers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10617977A JPS5439624A (en) 1977-09-02 1977-09-02 Diaphragm for speakers

Publications (2)

Publication Number Publication Date
JPS5439624A true JPS5439624A (en) 1979-03-27
JPS567354B2 JPS567354B2 (en) 1981-02-17

Family

ID=14427004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10617977A Granted JPS5439624A (en) 1977-09-02 1977-09-02 Diaphragm for speakers

Country Status (1)

Country Link
JP (1) JPS5439624A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55150580U (en) * 1979-04-13 1980-10-30
JPS5957763U (en) * 1982-10-07 1984-04-14 小林　清男 Air conditioning equipment for cold regions

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6835061B2 (en) 2018-12-28 2021-02-24 ダイキン工業株式会社 Hexafluorobutadiene purification method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52108111A (en) * 1976-03-08 1977-09-10 Sanyo Electric Co Ltd Diaphragm for speaker

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52108111A (en) * 1976-03-08 1977-09-10 Sanyo Electric Co Ltd Diaphragm for speaker

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55150580U (en) * 1979-04-13 1980-10-30
JPS6311820Y2 (en) * 1979-04-13 1988-04-06
JPS5957763U (en) * 1982-10-07 1984-04-14 小林　清男 Air conditioning equipment for cold regions
JPH0416123Y2 (en) * 1982-10-07 1992-04-10

Also Published As

Publication number Publication date
JPS567354B2 (en) 1981-02-17

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