| 发明名称 |
Speaker diaphragm and method of manufacturing same |
| 摘要 |
A speaker diaphragm is formed from a material combining a fiber-type material and a ceramic-type-coating agent including metal alkoxide, metal hydroxide, and a colloidal or fine-particulate inorganic substance. The combining process for the ceramic-type-coating agent is performed before or after the fiber-type material is formed into a shape of the diaphragm.
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| 申请公布号 |
US6740202(B2) |
申请公布日期 |
2004.05.25 |
| 申请号 |
US20020108558 |
申请日期 |
2002.03.29 |
| 申请人 |
PIONEER CORPORATION;TOHOKU PIONEER CORPORATION;NIPPAN KENKYUJO CO., LTD. |
发明人 |
ISHIGAKI TOSHIHIRO;SEKIKAWA HIDEO;MAEKAWA KOJI;SHIMADA TOMOYUKI |
| 分类号 |
D06M11/00;D06M11/77;D06M13/507;D06M13/513;D21H17/67;D21J7/00;H04R7/02;H04R31/00;(IPC1-7):D21H3/12 |
主分类号 |
D06M11/00 |
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