Hot food e.g. meals, holding box for use during transportation, has pressed mud flat intermediate layer attached to cover via mirrored glass layer having vapor permeable pores, and round cover and round base that are connected by gasket

摘要

The box has housing with an outside layer coated with rubber or plastic, and two inner layers (7, 8) made up of mirrored glass, where a gap between the inner layers is vacuumized. The visible glass layer (7) is coated with a thin porcelain layer. A pressed mud flat intermediate layer (6) is attached to a cover via a mirrored glass layer (5) having vapor permeable pores. The round cover and a round base are connected by a gasket (9).