| 发明名称 |
Loudspeaker diaphragm and process for producing same |
| 摘要 |
<p>A dome-shaped diaphragm for loudspeakers comprises a substrate fabric (17) of synthetic fibre, a polyurethane elastomer film (13) for giving airtightness to the substrate fabric, and a viscoelastic resin adhesive (14) adhering the fabric and the film together. A process for manufacturing the diaphragm is also described. <IMAGE></p> |
| 申请公布号 |
GB2112604(A) |
申请公布日期 |
1983.07.20 |
| 申请号 |
GB19810038537 |
申请日期 |
1981.12.22 |
| 申请人 |
* ONKYO KABUSHIKI KAISHA |
发明人 |
AKIRA * IKEI;MOTOHARU * AKAHAMA;TAKASHI * ONOGI;TOKISUKE * WADA |
| 分类号 |
H04R7/02;H04R7/12;H04R31/00;(IPC1-7):04R7/12;29D31/00 |
主分类号 |
H04R7/02 |
| 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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