发明名称 |
Speaker |
摘要 |
A speaker according to the present invention is equipped with a diaphragm having a central portion of a dome shape and an edge portion formed on an outer periphery thereof. Further, the speaker has also a frame attached with an outermost fringe of the edge portion and a damper member provided inside the central portion to support the central portion. The damper member supports an inner side surface of a voice coil bobbin also, so that a voice coil can be adequately positioned within a magnetic gap.
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申请公布号 |
US7325650(B2) |
申请公布日期 |
2008.02.05 |
申请号 |
US20060362500 |
申请日期 |
2006.02.27 |
申请人 |
PIONEER CORPORATION;TOHOKU PIONEER CORPORATION |
发明人 |
HORIGOME MINORU;SATO HIROSHI |
分类号 |
H04R7/26;H04R9/06;H04R11/02 |
主分类号 |
H04R7/26 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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