发明名称 Glass-ceramic panel providing a cooking surface with a cooking zone indicating device and method of making same
摘要 Modern cooking ranges have a glass-ceramic panel (1) providing a cooking surface with at least one cooking zone, which typically is associated with a radiating heated body. To indicate the cooking zone and, if necessary, the residual heat, it is known to associate an externally lighted annular glass with the heated body, which is observable from above as a lighted ring. A structured lighted cooking zone indicating device is provided according to the present invention by a structured light-impermeable coating layer (2) applied directly to the underside of the glass-ceramic panel (1) having transparent regions forming a predetermined or desired structure or pattern within the cooking zone indicating device. This cooking zone indicating device is made by a screen printing technique in which a heat-resistant light-impermeable varnish is applied to the underside of the glass-ceramic panel to form the structured coating layer (2).
申请公布号 US6369365(B1) 申请公布日期 2002.04.09
申请号 US20000493788 申请日期 2000.01.28
申请人 SCHOTT GLAS 发明人 NASS PETER;WENNEMANN DIETMAR;SCHOENIG DIETMAR;HUBERT STEFAN;SCHOBER PATRIK
分类号 H05B3/74;(IPC1-7):H05B3/68 主分类号 H05B3/74
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