Patent ID: 7126096
Filing Date: 2006-10-24
Classification: B21D,B22F,B29C,B32B,B64C,C22C,H05B,Y02P,Y02T

Abstract:
1. A wingbox having a lap joint formed by a structural bond at an intersection of a spar and rib, comprising: (a) at least one spar having a web made from fiber-reinforced composite material; (b) at least one rib, having a web between rib caps, made from fiber-reinforced composite material; (c) a weld joining the rib and spar at the intersection and containing a resin and an embedded susceptor; wherein the spar web has a composite tab and the rib web has a tongue extending out from each end of the rib web, the tab and tongue overlapping and being thermally joined together at the bond to define the lap joint while applying pressure as a voltage is applied across the susceptor.