Patent ID: 8684309
Filing Date: 2014-04-01
Classification: B64C

Abstract:
1. An aerofoil structure, comprising: a torsion box including a front spar, a rear spar, an upper cover extending between the front spar and the rear spar, and a lower cover extending between the front spar and the rear spar, wherein the front spar and the rear spar are integrally formed with one of the covers to form an omega-shaped unitary component, and the other cover is attached to the omega-shaped component to provide an enclosed volume; and a bracket assembly comprising: a bracket strip having a plurality of brackets attached to the omega-shaped component adjacent the integrally formed cover; and an infill rail arranged between the bracket strip and the omega-shaped component, wherein the infill rail has a concave surface for mating with a convex outer corner surface of the omega-shaped component.