发明名称 AN ELECTROACOUSTIC TRANSDUCER AND A DIAPHRAGM FOR AN ELECTROACOUSTIC TRANSDUCER
摘要 In an electroacoustic transducer (1) having a diaphragm (19) and having a supporting means (25) for the diaphragm (19) the diaphragm (19) and the supporting structure (25) form a single part, and an annular outer zone (24) of the diaphragm (19) and a first annular zone (26) of the supporting structure (25) adjoin one another smoothly.
申请公布号 EP0974243(B1) 申请公布日期 2003.10.08
申请号 EP19990902732 申请日期 1999.02.11
申请人 KONINKLIJKE PHILIPS ELECTRONICS N.V. 发明人 FRASL, EWALD;KLEIN, ERICH
分类号 H04R7/12;H04R7/20;H04R9/02 主分类号 H04R7/12
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