Aircraft keel beam assembly

US11787523B2 · kind B2 · utility

Assignee

• The Boeing Company · US

Inventors

• Danilo Vukosav · Kirkland, US
• Daniel J. Cox · Charlottesville, US
• Evgeniy M. Potupchik · Mukilteo, US
• Ryan Matthew Slater · Lynnwood, US
• Eric G. Gruner · Seattle, US

Key dates

• Filing date: Sep 2, 2021
• Grant date: Oct 17, 2023
• Expiry date: Feb 26, 2042

Classification

• Technology area (CPC B): Performing Operations; Transporting
• CPC primary: B64C1/26
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

Embodiments for aircraft keel beam assembly. One embodiment is a keel beam assembly of an aircraft. The keel beam assembly includes 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. The keel beam assembly also includes 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. The keel beam assembly further includes 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.