Patent ID: 8397797
Filing Date: 2013-03-19
Classification: F28D,F28F

Abstract:
1. A heat exchanger comprising: a first header tank; a second header tank; a first intermediate tank disposed between said first header tank and said second header tank; a second intermediate tank disposed between said first header tank and said second header tank, an open gap being defined between said first and second intermediate tanks; a first plurality of tubes extending between said first and second header tanks, said first plurality of tubes being in fluid communication with said first and second header tanks; a second plurality of tubes extending between said first header tank and said first intermediate tank, said second plurality of tubes being in fluid communication with said first header tank and said first intermediate tank; a third plurality of tubes extending between said second header tank and said second intermediate tank, said third plurality of tubes being in fluid communication with said second header tank and said second intermediate tank; and a generally U-shaped jumper tube disposed between said first and second intermediate tanks, said generally U-shaped jumper tube being in fluid communication with said first and second intermediate tanks wherein said second and third plurality of tubes are not in fluid communication with said first plurality of tubes.