RADIATOR

摘要

PURPOSE: A radiator is provided to increase heat exchange performance, and to lower the pressure of coolant as the volume of a tank is reduced. CONSTITUTION: A radiator(100) comprises a plurality of tubes(120) and a pair of header tanks(110). The header tanks comprise headers(111) and tanks(112) forming a space for a fluid path connected to the headers. The end side of a joint part between the tank and the header is a foot, the inside of the foot does not have stepped parts. A plurality of protrusions(112a) protrudes from the outside of the foot. The header comprises a settling part(111a) formed into a through hole shape, and the protrusions are stuck to the settling part.