| 发明名称 |
ELECTRO-ACOUSTIC TRANSDUCERS |
| 摘要 |
A method of producing a transducer in which the fine tolerances are obtained by a two stage moulding process. Features include retention of the coil by the moulding process and accurate dimensioning of the magnet by depression of the soft iron core. |
| 申请公布号 |
ZA8209234(B) |
申请公布日期 |
1983.12.28 |
| 申请号 |
ZA19820009234 |
申请日期 |
1982.12.15 |
| 申请人 |
PLESSEY OVERSEAS LTD |
发明人 |
WEST LESLIE LEONARD |
| 分类号 |
H04R13/00;H04R11/00;H04R31/00 |
主分类号 |
H04R13/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
