发明名称 MULTIFUNCTIONAL MICRO-SPEAKER
摘要 <p>The present invention relates to a multifunctional micro-speaker which comprises: a frame; a diaphragm of which the outer circumferential area is secured to the frame; a voice coil which is secured to the lower surface of the diaphragm; a first suspension member which is resilient and of which the outer circumferential area is secured to the frame; a yoke which is secured to the first suspension member; a first permanent magnet which is secured to the floor surface on the inside of the yoke; a plate which is secured to the upper surface of the first permanent magnet; a second suspension member which is resilient and is disposed with a gap downwards from the first suspension member, and which has a support part, of which one end is secured to the frame, and a projecting part which projects from the support part towards the first suspension member; and a second magnet which is accommodated inside the projecting part and is secured to the lower surface of the second suspension member.</p>
申请公布号 WO2011027938(A1) 申请公布日期 2011.03.10
申请号 WO2009KR06439 申请日期 2009.11.04
申请人 BSE CO., LTD.;KWON, CHEOL-YOUNG;LEE, SANG-HO;JANG, HONG-KYU 发明人 KWON, CHEOL-YOUNG;LEE, SANG-HO;JANG, HONG-KYU
分类号 H04R9/02;H04R9/06 主分类号 H04R9/02
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