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Device for determining the location of cooking utensils on a cooking hob comprising discrete distributed heating elements

  • US 6,614,006 B2
  • Filed: 11/01/2001
  • Issued: 09/02/2003
  • Est. Priority Date: 11/08/2000
  • Status: Expired due to Term
First Claim
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1. A cooking hob having a plurality of thermal cells distributed in matrix formation below a heat-resistant surface on which cooking utensils can be located in random manner comprising:

  • means for determining the location, form and dimensions of one or more cooking utensils positioned on said cooking hob including a signal source, means for applying a signal from said signal source individually to said plurality of thermal cells, means for receiving said signal from said thermal cells, and means for processing the signal from said thermal cells to determine which thermal cells lie under said cooking utensil(s); and

    means for enabling those of said thermal cells lying below said cooking utensil(s) to be energized by a power source.

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