CIRCUIT ARRANGEMENT FOR AN INDUCTION COOKER, METHOD FOR OPERATING THE CIRCUIT ARRANGEMENT AND INDUCTION COOKER
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United States of America Patent
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Issued Date -
Feb 2, 2012
app pub date -
Apr 28, 2011
filing date -
Apr 30, 2010
priority date (Note) -
Abandoned
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Abstract
A circuit arrangement for an induction cooking device and an induction cooking device with a circuit of this kind, wherein the circuit includes a resonant circuit with at least one induction coil for the inductive heating of an induction cooking dish and at least one capacitor, as well as a variable circuit element for the variation of the inductivity and/or the capacity of the resonant circuit. The variable circuit element in preference is a choke controllable with direct current and the switching circuit in preference is operated with a constant frequency.
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