发明名称 Loudspeaker for cars
摘要 A loudspeaker for cars has a cone membrane (2) located in a housing (5) and provided with an electromagnetic drive (3) for radiating sound forwards. To seal the loudspeaker on the rear side, a second membrane (7) is located in the housing in sealing fashion. The drive moves both membranes synchronously.
申请公布号 DE19804737(A1) 申请公布日期 1999.08.12
申请号 DE19981004737 申请日期 1998.02.06
申请人 BAYERISCHE MOTOREN WERKE AG, 80809 MUENCHEN, DE 发明人 FRANZ, GUNNAR, 81739 MUENCHEN, DE
分类号 B60R11/02;H04R7/00;(IPC1-7):H04R1/02 主分类号 B60R11/02
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