DE69428384D1 - Lautsprecher - Google Patents

Lautsprecher

Info

Publication number
DE69428384D1
DE69428384D1 DE69428384T DE69428384T DE69428384D1 DE 69428384 D1 DE69428384 D1 DE 69428384D1 DE 69428384 T DE69428384 T DE 69428384T DE 69428384 T DE69428384 T DE 69428384T DE 69428384 D1 DE69428384 D1 DE 69428384D1
Authority
DE
Germany
Prior art keywords
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 - Fee Related
Application number
DE69428384T
Other languages
English (en)
Other versions
DE69428384T2 (de
Inventor
Jun Kishigami
Masaru 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 DE69428384D1 publication Critical patent/DE69428384D1/de
Application granted granted Critical
Publication of DE69428384T2 publication Critical patent/DE69428384T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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)
DE1994628384 1993-01-29 1994-01-20 Lautsprecher Expired - Fee Related DE69428384T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3433093 1993-01-29

Publications (2)

Publication Number Publication Date
DE69428384D1 true DE69428384D1 (de) 2001-10-31
DE69428384T2 DE69428384T2 (de) 2002-06-13

Family

ID=12411148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1994628384 Expired - Fee Related DE69428384T2 (de) 1993-01-29 1994-01-20 Lautsprecher

Country Status (2)

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

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10164230B2 (en) 2015-05-27 2018-12-25 Samsung Electronics Co., Ltd. Separator including microbial cellulose, method of producing the separator, and use of the separator
CN107360514A (zh) 2017-06-06 2017-11-17 高炎华 通用型警用扬声器
CN107257530A (zh) * 2017-06-06 2017-10-17 余姚德诚科技咨询有限公司 智能化警车喇叭
CN110505564A (zh) * 2019-07-08 2019-11-26 惠州迪芬尼声学科技股份有限公司 一种音膜组装治具及其组装方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5527721A (en) * 1978-08-18 1980-02-28 Sony Corp Diaphragm for electroacoustic converter
NL8301653A (nl) * 1983-05-10 1984-12-03 Philips Nv Elektro-akoestische omzetter met een luchtdoorlatend membraan.
JPH0695798B2 (ja) * 1986-08-04 1994-11-24 松下電器産業株式会社 スピ−カ用振動板
JP2953743B2 (ja) * 1990-05-18 1999-09-27 ソニー株式会社 音響振動板及びその製造方法

Also Published As

Publication number Publication date
EP0610001A2 (de) 1994-08-10
EP0610001A3 (de) 1995-01-18
EP0610001B1 (de) 2001-09-26
DE69428384T2 (de) 2002-06-13

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee