CPC B64C 1/068 (2013.01) [B64C 1/065 (2013.01); B64C 1/10 (2013.01)] | 20 Claims |
1. A keel beam assembly of an aircraft, the keel beam assembly comprising:
a keel attach chord to connect to a wing center section of the aircraft, the keel attach chord extending in a longitudinal direction between a rear spar and front spar of the aircraft, wherein the keel attach chord is external to and underneath the wing center section, wherein the keel attach chord is attached to a lower skin panel of the wing center section;
a lower chord disposed underneath the keel attach chord and extending in the longitudinal direction between an aft wheel well bulkhead and a forward bulkhead of the aircraft; and
a forward web to couple the keel attach chord and the lower chord, the forward web including a front edge extending in a diagonal direction from the keel attach chord that is downward and aft toward the lower chord to create an open area forward from the front edge, wherein a corner at which the forward web joins the keel attach chord is disposed directly underneath the front spar.
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