Patent ID: 6295829
Filing Date: 2001-10-02
Classification: A47B,F25D

Abstract:
A trolley for preserving and distributing foodstuffs comprising a metallic structure comprising:an opening for inserting and removing the foodstuff;an upper compartment comprising a receptacle for receiving a removable tank designed to include a refrigerating agent;a lower foodstuffs compartment, including a bottom wall,at least two side walls comprising an inner metal plate and an outer metal plate separated by a layer of insulating material,gas circulation ducts delimited between the inner metal plate and the insulating material, wherein said ducts include upper and lower parts which open, respectively, into the receptacle of the upper compartment, in which the tank containing the refrigerating agent is located, and into a lower part of the foodstuffs compartment, and wherein said ducts are effective to establish natural convection circulation of the refrigerating agent within the ducts and in the lower part of the trolley.