US Patent 7604258 Heat exchanger suitable for vehicles

A heat exchanger, in particular a brazed heat exchanger (1) for motor vehicles, has at least one header tank (2) having two junction pieces (3, 4), a binocular-shaped flange (7) for the fastening of pipes and being inserted into the junction pieces (3, 4) which are arranged adjacently at a spacing a with respect to one another. The flange (7) can be produced from plastic and is formed in two parts, so that it is divided essentially in a plane T which is arranged between, preferably at half the spacing “a” between, the junction pieces (3, 4).