| 摘要 |
PROBLEM TO BE SOLVED: To provide a speaker edge with sufficient strength and rigidity capable of attaining weight reduction and low profile. SOLUTION: The speaker edge is made of rubber to which a modified filler and / or fine filler are blended. The fillers are preferably Nylon short fibers, carbon fibers, or straitform or flaky inorganic fillers. The carbon fibers are preferably carbon nano tubes or gas phase growing method carbon fibers. The straitform or flaky inorganic filler is preferably mica. COPYRIGHT: (C)2004,JPO
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