NL191226C - Dynamische hoofdtelefoon. - Google Patents

Dynamische hoofdtelefoon.

Info

Publication number
NL191226C
NL191226C NL8204113A NL8204113A NL191226C NL 191226 C NL191226 C NL 191226C NL 8204113 A NL8204113 A NL 8204113A NL 8204113 A NL8204113 A NL 8204113A NL 191226 C NL191226 C NL 191226C
Authority
NL
Netherlands
Prior art keywords
dynamic headphones
headphones
dynamic
Prior art date
Application number
NL8204113A
Other languages
English (en)
Dutch (nl)
Other versions
NL8204113A (nl
NL191226B (nl
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
Publication of NL8204113A publication Critical patent/NL8204113A/nl
Publication of NL191226B publication Critical patent/NL191226B/xx
Application granted granted Critical
Publication of NL191226C publication Critical patent/NL191226C/xx

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)
  • Laminated Bodies (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
NL8204113A 1981-10-26 1982-10-25 Dynamische hoofdtelefoon. NL191226C (nl)

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
JP17120781 1981-10-26

Publications (3)

Publication Number Publication Date
NL8204113A NL8204113A (nl) 1983-05-16
NL191226B NL191226B (nl) 1994-10-17
NL191226C true NL191226C (nl) 1995-03-16

Family

ID=15919008

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8204113A NL191226C (nl) 1981-10-26 1982-10-25 Dynamische hoofdtelefoon.

Country Status (8)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10008323A1 (de) * 1999-02-17 2000-08-31 Vifa Speak A S Videbaek Lautsprecher
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
NL8204113A (nl) 1983-05-16
JPS5871798A (ja) 1983-04-28
NL191226B (nl) 1994-10-17
GB2110502A (en) 1983-06-15
DE3239616C2 (fr) 1990-07-26
KR860001103B1 (ko) 1986-08-07
CA1203014A (fr) 1986-04-08
FR2515468A1 (fr) 1983-04-29
AU556442B2 (en) 1986-11-06
DE3239616A1 (de) 1983-05-05
JPH0235520B2 (fr) 1990-08-10
AU8947682A (en) 1983-05-05
KR840002388A (ko) 1984-06-25
GB2110502B (en) 1985-05-15
FR2515468B1 (fr) 1986-03-14

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Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
V4 Lapsed because of reaching the maximum lifetime of a patent

Free format text: 20021025