发明名称 |
Composite loudspeaker cone |
摘要 |
Composite loudspeaker cones that include an interstitial layer of material having a core density below 600 kg/m3 and a Young's modulus greater than 0.2 GPa, such as balsa wood, interposed between a first carbon fiber layer and a second carbon fiber layer and method of making same.
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申请公布号 |
US8320604(B1) |
申请公布日期 |
2012.11.27 |
申请号 |
US20080108053 |
申请日期 |
2008.04.23 |
申请人 |
VANDERSTEEN RICHARD;LATVIS, JR. MICHAEL P. |
发明人 |
VANDERSTEEN RICHARD;LATVIS, JR. MICHAEL P. |
分类号 |
H04R1/00;B29C47/00;H04R7/00;H04R9/06;H04R11/02;H04R25/00 |
主分类号 |
H04R1/00 |
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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