Patent ID: 7793710
Filing Date: 2010-09-14
Classification: F28D,F28F

Abstract:
1. A heat exchanger, comprising: first and second pluralities of flat tubes; a plurality of corrugated ribs coupled to the first and second pluralities of flat tubes; first, second, third, and fourth collection tubes coupled to and in fluid communication with the first and second pluralities of flat tubes; at least one connection piece in fluid communication with the first and second pluralities of flat tubes; a connection plate located on a front side of each of the coolant tubes and adapted to couple the heat exchanger within a casing through which charge air flows; a first coolant route extending through the first plurality of flat tubes between the first and second collection tubes; and a second coolant route extending through the second plurality of flat tubes between the third and fourth collection tubes; wherein the first plurality of flat tubes is positioned upstream of the second plurality of flat tubes in the direction of charge air through the heat exchanger; , the heat exchanger further comprising an additional plate located on ends of the collection tubes opposite the connection plate, wherein the additional plate contains at least four protrusions to close the ends of the collection tubes.