发明名称 |
Voice coil for loudspeaker and loudspeaker device |
摘要 |
A conductor wire comprises a core, a copper-clad layer clad around the core, and an insulating layer provided therearound as required. The core is formed of an alloy of aluminum, magnesium and silicon for flatting with a purity of aluminum greater than or equal to 90%. The copper-clad layer has a cladding rate of 25-40% in an a real ratio. Adoption of the conductor wire provides a voice coil and a loudspeaker device with the same voice coil having excellent waterproof and effective strength.
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申请公布号 |
US2004197003(A1) |
申请公布日期 |
2004.10.07 |
申请号 |
US20040812001 |
申请日期 |
2004.03.30 |
申请人 |
PIONEER CORPORATION;TOHOKU PIONEER CORPORATION |
发明人 |
ISHIGAKI TOSHIHIRO;MORIYAMA YUTAKA |
分类号 |
H01B5/02;H01B7/00;H04R9/04;(IPC1-7):H04R1/00;H04R9/06;H04R11/02 |
主分类号 |
H01B5/02 |
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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