| 摘要 |
PROBLEM TO BE SOLVED: To obtain warming and heating of the container which is required for warming and heating just before service for eating in the meal service car used for the hospital meals and the like. SOLUTION: A heating unit 20 is provided through a heat conductive filler 19 at the outside bottom of the table pot (heating container 2, 3) which is required for warming and heating out of a plurality of table pots on a tray 1, and at the downside of the heating unit 20, heating coils 9, 10 are installed. In the center of the heating coil 9, 10 temperature detectors 12, 13 of which outside frame is formed of metal protector 26 and inside which a temperature detective element 27 is installed, are provided. And by detecting applied temperature of both the self heating of the temperature detectors 12, 13 and radiation temperature of the heating container 2, 3 by a temperature detecting element 27, the heating unit device heats the heating containers 2, 3 at an appropriate temperature and warms and heats only the meals served in the heating container 2, 3 at an appropriate temperature. |
