CPC F25D 31/005 (2013.01) [F25D 25/025 (2013.01); F25D 29/00 (2013.01); G01N 21/55 (2013.01); H05B 6/62 (2013.01); F25D 2400/02 (2013.01); F25D 2600/04 (2013.01); F25D 2700/121 (2013.01)] | 11 Claims |
1. A refrigerator having a cooling/heating chamber capable of cooling and heating foods,
the cooling/heating chamber being divided into a heating zone that is a space where foods to be heated are placed, and a non-heating zone that is a space continuous with the heating zone where foods not to be heated are placed, the refrigerator comprising:
an oscillation electrode arranged on a ceiling part of the heating zone,
a counter electrode arranged on a bottom part of the heating zone so as to face the oscillation electrode in a top-bottom direction, and
an oscillating unit that applies an AC voltage to between the oscillation electrode and the counter electrode during execution of a zone heating operation,
wherein the cooling/heating chamber is defined by an inner case made of an insulating material, and
the oscillation electrode is outside of the inner case.
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