发明名称 Speaker unit including diaphragm having a voice coil attached thereto
摘要 A speaker unit that can prevent a lead from being broken is provided. The speaker unit includes: a diaphragm; a voice coil which is secured to the diaphragm; and a lead which is connected to the voice coil to energize the voice coil. The diaphragm includes an annular securing portion which has the voice coil secured thereto, and an outer projection which projects with respect to the securing portion at a side corresponding to a surface of the diaphragm having the voice coil secured thereto and extends along the securing portion. The outer projection has a top. The outer projection has the top partially recessed to have a recess. The lead extends across the recess to traverse the outer projection.
申请公布号 US8737675(B2) 申请公布日期 2014.05.27
申请号 US201113026744 申请日期 2011.02.14
申请人 HIWATASHI HIDEKI;KOBAYASHI YUKI;KAMADA HIDEMI;SANYO ELECTRIC CO., LTD. 发明人 HIWATASHI HIDEKI;KOBAYASHI YUKI;KAMADA HIDEMI
分类号 H04R1/00;H04R9/00;H04R11/02 主分类号 H04R1/00
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