Patent ID: 6497113
Filing Date: 2002-12-24
Classification: F25B,F25D,Y02B

Abstract:
A bottom-freezer refrigerator comprising:a refrigerator housing including an upper portion and a lower portion which are separated by an adiabatic partition wall, said lower portion having a freezer compartment defined therein, and said upper portion having a refrigerator chamber and a crisper chamber defined therein; a first cooler in said upper portion at a location spaced from a rear wall of said crisper chamber; a first circulating fan in the vicinity of said first cooler; a second cooler in said lower portion; a second circulating fan in the vicinity of said second cooler; and a valving device for switching flow of a coolant in a coolant circuit, so as to allow the coolant to flow through said first cooler and said second cooler when said valving device is in a first position, and to allow the coolant to flow through said second cooler without flowing through said first cooler when said valving device is in a second position, wherein said refrigerator chamber and said crisper chamber each are to be cooled by said first cooler operating in cooperation with said first circulating fan, and said freezer compartment is to be cooled by said second cooler operating in cooperation with said second circulating fan.