Patent ID: 7156165
Filing Date: 2007-01-02
Classification: F28D,F28F

Abstract:
1. A tank for a heat exchanger having a tubular body formed through extrusion molding with the inner space thereof partitioned into a plurality of chambers with a partitioning wall extending along the direction in which heat exchanging tubes are layered and tube insertion holes through which open ends of said heat exchanging tubes are inserted formed at side faces of the individual chambers at said tubular body, a slit is formed to open at a side face ranging along the air flow direction and facing opposite the side on which said tube insertion holes are formed among the side faces of each of said chambers; groove portions at which a partition plate for partitioning said chamber along the length of said tank is fitted, are formed at said partitioning wall and the side face perpendicular to the air flow direction among the side faces at positions corresponding to the position of said slits; and wherein said each chamber is divided into a plurality of sub-chambers by inserting said partition plate through said slit.