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High performance defrosters for transparent panels

  • US 20060196865A1
  • Filed: 04/21/2006
  • Published: 09/07/2006
  • Est. Priority Date: 05/17/2004
  • Status: Active Grant
First Claim
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1. A window assembly comprising:

  • a transparent panel; and

    a conductive heater grid formed integrally with the transparent panel, the heater grid having a first group of grid lines and a second group of grid lines with opposing ends of the first group of grid lines and the second group of grid lines being connected to first and second busbars;

    at least one grid line of the second group is located between adjacent grid lines of the first group; and

    wherein the height of the grid lines in the second group is less than the the height of the grid lines in the first group.

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