Patent ID: 6203074
Filing Date: 2001-03-20
Classification: F16L,F24F,Y10S

Abstract:
A duct system comprising:at least one connector comprising a generally rectangular sleeve having a pair of outwardly extending wall portions disposed about a perimeter of said sleeve;each said outwardly extending wall portion defining a first double stepped portion comprised of a pair of outwardly facing step surfaces and an intervening surface;a plurality of duct elements, each of said duct elements having at least one generally rectangular mating end, each of said mating ends having a second double stepped portion configured to engage one of said first double stepped portions by conformingly mating with the respective said pair of outwardly facing step surfaces and said intervening surface, and said connector being configured to conformingly fit within said mating ends, respectively;wherein said duct elements can be aligned and connected together by fitting one of said at least one connector within said mating ends of two of said duct elements and gluing the respective said mating ends to each other.