초록 ▼

An improved food delivery system comprises an insulated container and plates that will either generate heat to keep food hot during delivery, or absorb heat to keep food cold during delivery. This combination will hold food for extended periods of time either above a desired elevated temperature, or

An improved food delivery system comprises an insulated container and plates that will either generate heat to keep food hot during delivery, or absorb heat to keep food cold during delivery. This combination will hold food for extended periods of time either above a desired elevated temperature, or below a desired lower temperature.

대표청구항 ▼

[ What is claimed is:] [1.] Apparatus for transporting foods and maintaining the temperature of the foods within a desired range during transportation, comprising a plurality of trays, each tray comprising a bottom and side walls with upper edges forming a rim, and a removable cover on each tray, di

[ What is claimed is:] [1.] Apparatus for transporting foods and maintaining the temperature of the foods within a desired range during transportation, comprising a plurality of trays, each tray comprising a bottom and side walls with upper edges forming a rim, and a removable cover on each tray, disposed above its bottom, the bottom, side walls and cover of each tray defining an enclosure, and the cover of each tray being formed with an upwardly open recess defining a space at least part of which is located below the rim of the tray, the trays being arranged in a stack with a temperature-maintaining plate in each of said recess, the trays containing food, and the temperature maintaining plates containing a fusible substance at a temperature such that its fusion temperature is between the temperature of the fusible substance and the ambient temperature.