Patent ID: 7790280
Filing Date: 2010-09-07
Classification: B62D,Y10T

Abstract:
1. A structural reinforcing member for reinforcing a hollow structural member, comprising: a reinforcing member including a length, one or more external surfaces, a plurality of internal ribs and extensions adapted for opposing and approaching an internal surface of the hollow structural member when the reinforcing member is placed within the hollow structural member, wherein: i. the extensions are provided along the one or more external surfaces of the structural reinforcing member; ii. the extensions are integrally molded as part of the reinforcing member; iii. the extensions include two or more ribs; one or more lugs attached to the reinforcing member so that the reinforcing member has minimal contact with an interior wall of the hollow structural member; expandable adhesive material disposed upon one or more surfaces of the reinforcing member, wherein: i. at least a portion of the expandable adhesive material is located in a channel between the two or more ribs, so that at least two sides of each of the two or more ribs are in contact with the expandable adhesive material; ii. the expandable adhesive material is over-moulded or two shot injection moulded onto the reinforcing member; iii. a clearance space of less than 10 millimeters is located between the expandable adhesive material and the interior wall of the hollow structural member enabling uniform expansion of the expandable adhesive material and uniform reinforcement of the hollow structural member.