Heating element, liquid container and method for detecting temperature changes
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United States of America Patent
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Jul 19, 2005
Grant Date -
Aug 7, 2003
app pub date -
Mar 7, 2001
filing date -
Mar 10, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention relates to a heating element with at least one electrical resistance, wherein between a surface for heating and the electrical resistance is situated a dielectric, onto which dielectric connects an ammeter for detecting a leakage current. In addition, the invention comprises a liquid container provided with such a heating element. The invention also relates to a method for detecting a temperature change in a heating element formed by an electrical resistance by measuring a leakage current discharged by a dielectric connected to the heating element.
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