发明名称 Sign, especially a number plate for a motor vehicle
摘要 A plate, e.g., a license plate for motor vehicles, includes a base body which is made of an electrically conductive material, or has an electrically conductive layer applied either directly or via a further layer. Thus, the electrically conductive base body or its electrically conductive coating forms a first electrode of a flat capacitor. A layer having an electroluminescent pigmentation is applied on the base body or the electrically conductive layer. The electroluminescent coating may be applied by various methods, e.g., spray painting, brushing, special screen-printing methods, etc. To create the electrical field, it may be necessary to apply to the electroluminescent layer an electrically conductive layer for forming the second electrode.
申请公布号 US7698842(B2) 申请公布日期 2010.04.20
申请号 US20050503434 申请日期 2005.02.03
申请人 VOLKSWAGEN AG;FITZKE WERBERECHNIK 发明人 FITZKE MICHAEL;MUELLER MICHAEL
分类号 G09F13/22;B60Q1/56;B60R13/10;H05B33/12;H05B33/14;H05B33/22 主分类号 G09F13/22
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