发明授权
- 专利标题: Electroacoustic transducer comprising a diaphragm having through portions for mounting a voice coil
- 专利标题(中): 电声换能器包括具有用于安装音圈的通过部分的隔膜
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申请号: US09249969申请日: 1999-02-12
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公开(公告)号: US06178252B1公开(公告)日: 2001-01-23
- 发明人: Ewald Frasl , Erich Klein
- 申请人: Ewald Frasl , Erich Klein
- 优先权: EP98890045 19980217
- 主分类号: H04R2500
- IPC分类号: H04R2500
摘要:
An electroacoustic transducer (1) having a voice coil (17) and having a diaphragm (19) with an annular intermediate zone (22) for securing the voice coil (17), the intermediate zone (22) having angularly spaced-apart trough portions (29) which are each bounded by a trough bottom wall (30) and two trough side walls (31, 32), and the voice coil (17) being secured to the trough bottom walls (30).
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