Invention Grant
US09319796B2 Voice coil speaker 有权
音圈扬声器

  • Patent Title: Voice coil speaker
  • Patent Title (中): 音圈扬声器
  • Application No.: US14423583
    Application Date: 2013-07-30
  • Publication No.: US09319796B2
    Publication Date: 2016-04-19
  • Inventor: Naoki Takada
  • Applicant: CLARION CO., LTD.
  • Applicant Address: JP Saitama-Shi, Saitama
  • Assignee: CLARION CO., LTD.
  • Current Assignee: CLARION CO., LTD.
  • Current Assignee Address: JP Saitama-Shi, Saitama
  • Priority: JP2012-188890 20120829
  • International Application: PCT/JP2013/070557 WO 20130730
  • International Announcement: WO2014/034352 WO 20140306
  • Main IPC: H04R9/06
  • IPC: H04R9/06 H04R9/04 H04R3/00 H04R9/02
Voice coil speaker
Abstract:
A voice speaker in which a signal line is properly designed to suppress deterioration of sound quality is provided.A voice coil speaker 1 has a diaphragm 24 and a bobbin 21a which is connected to the diaphragm 24 and has a voice coil 22 formed thereon. The bobbin 21a has a bobbin main portion 65 having the voice coil 22 wound therearound, and an extension portion 67 which extends from the bobbin main portion 65 and in which a signal line conducted to the voice coil 22 is formed. The bobbin main portion 65 and the extension portion 67 are integrally formed of a flexible print board, and a site at which the extension portion 67 extends is covered by a shield case 34.
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