Method and device for detecting the presence of a body, for example a saucepan, on a glass ceramic cooking hob in correspondence with a heating element associated with said hob
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United States of America Patent
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Jun 13, 1995
Grant Date -
N/A
app pub date -
Jan 28, 1993
filing date -
Jan 28, 1992
priority date (Note) -
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Abstract
A method and apparatus for detecting the presence of a saucepan on the hob plate of a glass ceramic cooking hob associated with a heating element includes measuring the variation in a physical characteristic of an electrical resistive element positioned between the heating element and the hob plate of the glass ceramic cooking hob caused by a body or saucepan being placed on the hob, the variation being evaluated by control means which, on the basis thereof, controls the heating element to change its operating parameters.
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