发明名称 |
Diaphragm for speaker, speaker using the diaphragm, electronic device using the speaker, and speaker-mounted device |
摘要 |
A speaker diaphragm containing resin and carbonized bamboo material with a large degree of flexibility in setting physical properties, moisture-proof reliability and strength secured, superior appearance, and productivity and dimensional stability increased, which allows making characteristics and sound highly accurately, and designing with great originality. |
申请公布号 |
US8340342(B2) |
申请公布日期 |
2012.12.25 |
申请号 |
US20090812313 |
申请日期 |
2009.01.07 |
申请人 |
JIN YOHEI;KAJIHARA YOSHIMICHI;MIZONE SHINYA;NISHIMURA KAZUAKI;PANASONIC CORPORATION |
发明人 |
JIN YOHEI;KAJIHARA YOSHIMICHI;MIZONE SHINYA;NISHIMURA KAZUAKI |
分类号 |
H04R11/02 |
主分类号 |
H04R11/02 |
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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