Patent ID: 6722150
Filing Date: 2004-04-20
Classification: A47F,F25D

Abstract:
A refrigerated, open-top food pan which comprises:an inner liner including a flat bottom plate and a peripheral side wall; an outer shell spaced-apart from said liner and defining an enclosed space therebetween; a volume of insulation in said space; a source of pressurized cooled fluid; and a peripheral manifold connected to said source and having a plurality of exit ports in an upper section of said wall, said ports being sized and oriented to discharge said pressurized cooled fluid across an upper region of said pan; wherein said source of pressurized fluid comprises: an elongated chamber having first and second opposite end openings and a longitudinal axis; a first cooling expansion duct spirally coiled about said axis within said chamber; and a blower shaped and oriented to circulate air from said first opening across said coiled duct and out of said second opening.