Patent ID: 7603875

Claim:
A portable air conditioning device, comprising (a) an insulated chest having (i) a body, defined by sides and a bottom and having an opening at one end defined by a rim forming the upper edge of the body; and (ii) a lid, covering the opening in the body, wherein the lid at least partially overlays the rim and is supported thereby, the lid having first and second holes through its thickness; (b) a fan, positioned in the first hole in the lid to direct a stream of air downward into the chest; (c) a vent, positioned in the second hole in the lid, to allow the stream of air to pass from inside the chest to outside the chest; and (d) a power unit, attached to the outside of the chest, having (i) a replaceable, rechargeable battery pack, containing one or more batteries, electrically connected to the fan; and (ii) a switch, located on an electrical circuit between the battery pack and the fan, for turning the fan on and off.