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Electrically heated glass pane

  • US 4,453,669 A
  • Filed: 07/09/1982
  • Issued: 06/12/1984
  • Est. Priority Date: 07/15/1981
  • Status: Expired due to Term
First Claim
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1. An electrically heated glass pane adapted for use as a window for an automobile comprising:

  • (a) a glass pane,(b) a pair of power supply conductors,(c) a plurality of heating conductors, each heating conductor connected at a terminal section to said power supply conductors, and each of said conductors formed of an electrically conductive material disposed on a surface of said glass pane,(d) a strip both covering said power supply conductors and extending laterally of the same providing a protective layer, said strip formed of an electrically insulating material, and wherein each terminal section of said heating conductors below said strip is widened throughout a transition region toward said power supply conductor so that the electric resistance of said terminal section is less than the electric resistance of increments of each heating conductor between said terminal sections.

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