INDUCTION COOKWARE IDENTIFYING
First Claim
1. An item of cookware for use with an induction cooking system comprising an element selected from a group consisting of ferrite chips, a passive resonant circuit, a material with a curie point that is in the temperature range of the operation of the induction cooking system, and a permanent magnet, the element for coacting with the induction cooking system to identify the item of cookware.
1 Assignment
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Accused Products
Abstract
An induction cooking system including one or more methods or apparatus for identifying items of cookware. The identifying may include identifying whether in use, the temperature of the outside surface of the element of cookware is significantly lower than the temperature of the inside surface. The methods may include one or more of measuring impedance, communicating information by RF radiation, or measuring reactance.
147 Citations
20 Claims
- 1. An item of cookware for use with an induction cooking system comprising an element selected from a group consisting of ferrite chips, a passive resonant circuit, a material with a curie point that is in the temperature range of the operation of the induction cooking system, and a permanent magnet, the element for coacting with the induction cooking system to identify the item of cookware.
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4. A method for identifying induction cookware, comprising:
providing in material properties of the cookware, an indication that in use, the outer surface of the cookware is significantly lower than the inside surface of the cookware. - View Dependent Claims (5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
- 18. A process for operating an induction cooking system comprising a plurality of methods for identifying an item of cookware.
Specification