Duct/frame element assemblages and methods of assembling ducts and frame elements

摘要: An HVAC duct is mounted within a pillar providing frame element of framing structure defining passenger compartment vehicle such as van, an SUV or station wagon. The stabilized the by layer structural foam other cellular which adhered to interior surface wall pillar, for example, heat expanded epoxy adhesive. In method assembling and on portion prior enclosing in welding exterior pillar. Upon heating bake assembly after painting assembly, expandable expands adheres surfaces walls. resulting reduces intrusion into assemblage, while increasing cross-sectional area Alternatively, polyurethane used, between