Patent ID: 7791003
Filing Date: 2010-09-07
Classification: A45C

Abstract:
1. An insulated bag adapted for delivering a food product such as a hot pizza enclosed within a box, said bag comprising a generally flat top wall and a generally flat bottom wall connected together by a foldable back wall and opposing foldable side walls, said top, bottom, side and back walls defining a chamber having a front opening, a flexible insulated front closure flap extending from said bottom wall for closing said front opening and connectable to said top wall by a releasable fastener, said top, bottom, side and back walls having layers of flexible thermal insulation material, said top wall and said bottom wall each having a compartment with an edge portion defining an opening closed by a releasable fastener, a vacuum insulation panel within each of said compartments and including an evacuated core material within a sealed enclosure of film material, said foldable side and back walls providing for movement of said top and bottom walls and the corresponding said vacuum insulation panels between a collapsed position for storage and an expanded position for receiving the product within said chamber through said front opening, and said top and bottom walls each including an inner liner of air permeable material, one of said layers of flexible insulation material adjacent each said inner liner and adapted to absorb moisture passing from the product through said inner liner, and a film of vapor barrier material adjacent each one of said layers of flexible insulation material.