Patent ID: 6792772
Filing Date: 2004-09-21
Classification: A47F,F25D

Abstract:
A cooler comprising:a cabinet having a front wall, a back wall, first and second longitudinally spaced side walls, a insulated floor panel and a insulated top panel cooperatively defining a lower chamber for housing articles to be cooled and an upper chamber disposed superadjacent said lower chamber; a generally horizontally disposed diffuser plate positioned between said lower chamber and said upper chamber, said diffuser plate having a plurality of openings passing therethrough; at least one evaporator for cooling air passing therethrough, said at least one evaporator disposed within said upper chamber; at least one air circulator disposed within said upper chamber in operative association with said at least one evaporator for generating a flow of cooling air passing through said at least one evaporator; first and second generally vertically extending air return ducts, each having an inlet opening superadjacent said floor and an outlet opening into said upper chamber, said first air return duct lying along side first side wall and said second air return duct lying along said second side wall; a lower return air duct defining a bottom airflow passage lying superadjacent said floor and extending beneath the articles housed within said lower chamber, said lower air return duct having a generally horizontal, longitudinally extending base disposed in spaced relationship with and above said floor of said chamber, said bottom airflow passage in flow communication with each of said air return duct, and a first doored self-service access opening into said lower chamber from the front side of said cooler and a second doored self service access opening into said lower chamber from the back side of said cooler.