Hot food carton having insulated bottom wall structure

Details Hot food carton having insulated bottom wall structure Hot food carton having insulated bottom wall structure

B - Operations, Transporting

65

D

217/12

B65D 5/42 (2006.01)

Patent

CA 1298240

ABSTRACT OF THE DISCLOSURE A carton for hot foods in which the bottom wall of the carton comprises a plurality of layers which enclose therebetween a plurality of void spaces that serve to limit the conduction of heat from hot foods positioned on the upper surface of the bottom wall of the carton to a cold surface on which the bottom surface of the bottom wall rests. The void spaces may take the form of a plurality of generally conical dimples depressed into the lower layer of the bottom wall, or may take the form of elongated V-shaped grooves or furrows depressed into the lower layer of the bottom wall.

560182

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