发明名称 Audio amplifier having illuminated cover plate
摘要 An innovative, unique visual display for a powered car audio amplifier. The audio amplifier includes a transparent cover plate, preferably formed of methyl methacrylate, having a name or pattern etched or engraved in the undersurface of the cover plate. A black light or neon gas light tube surrounds an edge of the cover plate. The light produced from the black light or neon glass tube is transmitted through the cover plate and is collimated at the etched or engraved pattern in the cover plate. The pattern appears illuminated when the pattern is viewed through the cover plate without any visible source of light present. The light also appears to highlight the circuitry of the amplifier chassis located below the cover plate.
申请公布号 US6196694(B1) 申请公布日期 2001.03.06
申请号 US19980179824 申请日期 1998.10.28
申请人 EPSILON ELECTRONICS, INC. 发明人 ROCHEL SOHAIL;NORVELL GENE EDGAR
分类号 H04B1/08;(IPC1-7):F21V9/00 主分类号 H04B1/08
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