CA1203014A - Speaker diaphragm - Google Patents

Speaker diaphragm

Info

Publication number
CA1203014A
CA1203014A CA000413722A CA413722A CA1203014A CA 1203014 A CA1203014 A CA 1203014A CA 000413722 A CA000413722 A CA 000413722A CA 413722 A CA413722 A CA 413722A CA 1203014 A CA1203014 A CA 1203014A
Authority
CA
Canada
Prior art keywords
headphone
diaphragm
diameter
taken
phi
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
CA000413722A
Other languages
English (en)
French (fr)
Inventor
Tsutomu Kakiuchi
Yoshiyuki Kamon
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.)
Sony Corp
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of CA1203014A publication Critical patent/CA1203014A/en
Expired 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
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/225—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only  for telephonic receivers
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Headphones And Earphones (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Laminated Bodies (AREA)
CA000413722A 1981-10-26 1982-10-19 Speaker diaphragm Expired CA1203014A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP56171207A JPS5871798A (ja) 1981-10-26 1981-10-26 ダイナミツク型ヘツドホン
JP171207/81 1981-10-26

Publications (1)

Publication Number Publication Date
CA1203014A true CA1203014A (en) 1986-04-08

Family

ID=15919008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000413722A Expired CA1203014A (en) 1981-10-26 1982-10-19 Speaker diaphragm

Country Status (8)

Country Link
JP (1) JPS5871798A (enrdf_load_stackoverflow)
KR (1) KR860001103B1 (enrdf_load_stackoverflow)
AU (1) AU556442B2 (enrdf_load_stackoverflow)
CA (1) CA1203014A (enrdf_load_stackoverflow)
DE (1) DE3239616A1 (enrdf_load_stackoverflow)
FR (1) FR2515468B1 (enrdf_load_stackoverflow)
GB (1) GB2110502B (enrdf_load_stackoverflow)
NL (1) NL191226C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1162042C (zh) * 1999-02-17 2004-08-11 维弗扬声器公司 一种扬声器
JP2002152885A (ja) * 2000-11-14 2002-05-24 Sony Corp スピーカ装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB525154A (en) * 1938-02-16 1940-08-22 British Thomson Houston Co Ltd Improvements in and relating to dynamic sound-converting apparatus
DE2241445A1 (de) * 1972-08-23 1974-03-21 Gottlob Widmann & Soehne Gmbh Kalottenmembran fuer lautsprecher
JPS5343515A (en) * 1976-09-30 1978-04-19 Matsushita Electric Ind Co Ltd Diaphragm for speaker
JPS53137129A (en) * 1977-05-07 1978-11-30 Matsushita Electric Ind Co Ltd Vibratory diaphragm for acousitic device
DE3049222A1 (de) * 1980-12-27 1982-07-29 Elektrotechnik Ehmann Gmbh, 6953 Gundelsheim Elektrodynamisches lautsprechersystem mit kalottenfoermiger membran

Also Published As

Publication number Publication date
FR2515468A1 (fr) 1983-04-29
JPS5871798A (ja) 1983-04-28
DE3239616A1 (de) 1983-05-05
KR840002388A (ko) 1984-06-25
AU556442B2 (en) 1986-11-06
AU8947682A (en) 1983-05-05
NL191226C (nl) 1995-03-16
KR860001103B1 (ko) 1986-08-07
GB2110502A (en) 1983-06-15
DE3239616C2 (enrdf_load_stackoverflow) 1990-07-26
NL191226B (nl) 1994-10-17
JPH0235520B2 (enrdf_load_stackoverflow) 1990-08-10
FR2515468B1 (fr) 1986-03-14
NL8204113A (nl) 1983-05-16
GB2110502B (en) 1985-05-15

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Legal Events

Date Code Title Description
MKEX Expiry