| 发明名称 |
Speaker diaphragm edge and its manufacturing method |
| 摘要 |
A speaker diaphragm edge obtained by hot-forming into a desired edge shape, a resin-treated base material, which was prepared by using a silkscreen printing technique to apply a shaping agent layer only to the necessary portion of a base material.
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| 申请公布号 |
US6988584(B2) |
申请公布日期 |
2006.01.24 |
| 申请号 |
US20030441861 |
申请日期 |
2003.05.19 |
| 申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
TAKAHASHI YOSHIYUKI;TABATA SHINYA;MIZONE SHINYA;SHIMIZU TOSHIHIRO;SONE YUKIO |
| 分类号 |
H04R7/02;H04R7/20;H04R7/18;H04R31/00 |
主分类号 |
H04R7/02 |
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