Patent ID: 6634420
Filing Date: 2003-10-21
Classification: F01P,F02B,F28D,F28F,Y02T

Abstract:
An intercooler comprising:a heat exchanger constituted of, at least, a pair of tanks, a plurality of tubes communicating between said pair of tanks, a plurality of fins provided over specific intervals along said tubes, and cylindrical intake/outlet pipes each communicating with one of said tanks and extending outward from said tanks; and a case defining a cooling space in which said heat exchanger is housed, and through which supercharging air travels, wherein: a pair of cylindrical pipe insertion portions each having one of said intake/outlet pipes inserted therein and allowing said intake/outlet pipes to extend to the outside are formed at said case; seal members, each constituted of an elastic material formed in a staged cylindrical shape having a first cylindrical portion placed in complete contact with the external circumferential surface of one of said pipe insertion portions and a second cylindrical portion placed in complete contact with the external circumferential surface of one of said intake/outlet pipes are provided at said pipe insertion portions; and said seal members seal gaps between said intake/outlet pipes and said pipe insertion portions and fit said heat exchanger inside said case with a gap.