Patent ID: 7261151
Filing Date: 2007-08-28
Classification: F25B,F28D

Abstract:
1. In a cooling system having a refrigerant evaporator, a heat exchanger comprising: a suction line for refrigerant output from said evaporator, said suction line including first and second substantially parallel straight cylindrical portions connected in series; a capillary tube adapted to carry cooled refrigerant to said evaporator, said capillary tube including first and second helically wound portions connected in series whereby said second helically wound portion receives cooled refrigerant from said first helically wound portion, said first helically wound portion being wrapped around said suction line second straight cylindrical portion and said second helically wound portion being wrapped around said suction line first straight cylindrical portion; and an accumulator between said first and second cylindrical portions of said suction line; whereby said suction line first straight cylindrical portion outputs gaseous refrigerant to said accumulator and said suction line second straight cylindrical portion receives gaseous refrigerant from said accumulator.