JPWO2021246427A1 - - Google Patents

Info

Publication number
JPWO2021246427A1
JPWO2021246427A1 JP2022528855A JP2022528855A JPWO2021246427A1 JP WO2021246427 A1 JPWO2021246427 A1 JP WO2021246427A1 JP 2022528855 A JP2022528855 A JP 2022528855A JP 2022528855 A JP2022528855 A JP 2022528855A JP WO2021246427 A1 JPWO2021246427 A1 JP WO2021246427A1
Authority
JP
Japan
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.)
Pending
Application number
JP2022528855A
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 filed Critical
Publication of JPWO2021246427A1 publication Critical patent/JPWO2021246427A1/ja
Pending 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
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/021—Diaphragms comprising cellulose-like materials, e.g. wood, paper, linen
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/029—Diaphragms comprising fibres
    • 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
    • H04R7/04—Plane diaphragms
    • H04R7/06—Plane diaphragms comprising a plurality of sections or layers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Manufacturing & Machinery (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
JP2022528855A 2020-06-02 2021-06-02 Pending JPWO2021246427A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020096391 2020-06-02
PCT/JP2021/020924 WO2021246427A1 (ja) 2020-06-02 2021-06-02 電気音響変換器用振動板

Publications (1)

Publication Number Publication Date
JPWO2021246427A1 true JPWO2021246427A1 (ja) 2021-12-09

Family

ID=78831107

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022528855A Pending JPWO2021246427A1 (ja) 2020-06-02 2021-06-02

Country Status (5)

Country Link
US (1) US20230217199A1 (ja)
EP (1) EP4161094A1 (ja)
JP (1) JPWO2021246427A1 (ja)
CN (1) CN115836533A (ja)
WO (1) WO2021246427A1 (ja)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3517736B2 (ja) * 2001-10-05 2004-04-12 健一 幅 スピーカ用振動板の製造方法
JP4442247B2 (ja) * 2004-02-18 2010-03-31 パナソニック株式会社 スピーカ用振動板およびこれを用いたスピーカならびにこのスピーカを用いた電子機器および装置
JP6500236B2 (ja) 2013-07-25 2019-04-17 パナソニックＩｐマネジメント株式会社 ラウドスピーカ用振動板と、その振動板を用いたラウドスピーカ、および電子機器と、移動体装置
CN105113038B (zh) * 2015-06-24 2017-05-31 南通纺织丝绸产业技术研究院 一种扬声器振膜材料及其制备方法
JP2017046258A (ja) * 2015-08-28 2017-03-02 オンキヨー株式会社 スピーカー振動板
JP7176736B2 (ja) * 2016-02-11 2022-11-22 シービックス マテリアル サイエンシーズ リミテッド 合成のクモドラグラインシルクを含む複合材料
JP2018152740A (ja) * 2017-03-14 2018-09-27 パナソニックＩｐマネジメント株式会社 スピーカ用振動板とその製造方法およびこれを用いたスピーカ

Also Published As

Publication number Publication date
CN115836533A (zh) 2023-03-21
EP4161094A1 (en) 2023-04-05
WO2021246427A1 (ja) 2021-12-09
US20230217199A1 (en) 2023-07-06

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