EP0610001A3 - Loudspeaker. - Google Patents

Loudspeaker. Download PDF

Info

Publication number
EP0610001A3
EP0610001A3 EP94300426A EP94300426A EP0610001A3 EP 0610001 A3 EP0610001 A3 EP 0610001A3 EP 94300426 A EP94300426 A EP 94300426A EP 94300426 A EP94300426 A EP 94300426A EP 0610001 A3 EP0610001 A3 EP 0610001A3
Authority
EP
European Patent Office
Prior art keywords
loudspeaker
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
EP94300426A
Other languages
German (de)
French (fr)
Other versions
EP0610001A2 (en
EP0610001B1 (en
Inventor
Jun C O Sony Corpora Kishigami
Masaru C O Sony Corporati Uryu
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
Publication of EP0610001A2 publication Critical patent/EP0610001A2/en
Publication of EP0610001A3 publication Critical patent/EP0610001A3/en
Application granted granted Critical
Publication of EP0610001B1 publication Critical patent/EP0610001B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H04R9/04—Construction, mounting, or centering of coil
    • 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
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/122—Non-planar diaphragms or cones comprising a plurality of sections or layers
    • H04R7/125—Non-planar diaphragms or cones comprising a plurality of sections or layers comprising a plurality of superposed layers in contact

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
EP19940300426 1993-01-29 1994-01-20 Loudspeaker Expired - Lifetime EP0610001B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP3433093 1993-01-29
JP34330/93 1993-01-29
JP3433093 1993-01-29

Publications (3)

Publication Number Publication Date
EP0610001A2 EP0610001A2 (en) 1994-08-10
EP0610001A3 true EP0610001A3 (en) 1995-01-18
EP0610001B1 EP0610001B1 (en) 2001-09-26

Family

ID=12411148

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19940300426 Expired - Lifetime EP0610001B1 (en) 1993-01-29 1994-01-20 Loudspeaker

Country Status (2)

Country Link
EP (1) EP0610001B1 (en)
DE (1) DE69428384T2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3098880B1 (en) 2015-05-27 2019-02-27 Samsung Electronics Co., Ltd. Separator including microbial cellulose, method of producing the separator, and use of the separator
CN107360514A (en) * 2017-06-06 2017-11-17 高炎华 Universal police loudspeaker
CN107257530A (en) * 2017-06-06 2017-10-17 余姚德诚科技咨询有限公司 Intelligent police car loudspeaker
CN110505564A (en) * 2019-07-08 2019-11-26 惠州迪芬尼声学科技股份有限公司 A kind of sound film assembled fixture and its assemble method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2933630A1 (en) * 1978-08-18 1980-02-28 Sony Corp ELECTROACOUSTIC CONVERTER
DE3416674A1 (en) * 1983-05-10 1984-11-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven ELECTROACOUSTIC TRANSFORMER WITH AN AIR-PERMEABLE MEMBRANE
EP0256743A2 (en) * 1986-08-04 1988-02-24 Matsushita Electric Industrial Co., Ltd. Diaphragm for Loudspeakers
EP0457474A2 (en) * 1990-05-18 1991-11-21 Sony Corporation Method of producing an acoustic diaphragm

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2933630A1 (en) * 1978-08-18 1980-02-28 Sony Corp ELECTROACOUSTIC CONVERTER
DE3416674A1 (en) * 1983-05-10 1984-11-15 N.V. Philips' Gloeilampenfabrieken, Eindhoven ELECTROACOUSTIC TRANSFORMER WITH AN AIR-PERMEABLE MEMBRANE
EP0256743A2 (en) * 1986-08-04 1988-02-24 Matsushita Electric Industrial Co., Ltd. Diaphragm for Loudspeakers
EP0457474A2 (en) * 1990-05-18 1991-11-21 Sony Corporation Method of producing an acoustic diaphragm

Also Published As

Publication number Publication date
EP0610001A2 (en) 1994-08-10
DE69428384T2 (en) 2002-06-13
DE69428384D1 (en) 2001-10-31
EP0610001B1 (en) 2001-09-26

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