US 11,731,754 B2
Actuation and support system for aerodynamic surfaces
Mark S. Good, Seattle, WA (US); and Stephen P. Walker, Arlington, WA (US)
Assigned to The Boeing Company, Arlington, VA (US)
Filed by THE BOEING COMPANY, Chicago, IL (US)
Filed on Jul. 26, 2021, as Appl. No. 17/385,518.
Prior Publication US 2023/0028198 A1, Jan. 26, 2023
Int. Cl. B64C 9/22 (2006.01); B64C 9/16 (2006.01)
CPC B64C 9/22 (2013.01) [B64C 9/16 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An aerodynamic surface actuation system, comprising:
a plurality of outer tracks, wherein each outer track of the plurality of outer tracks comprises:
an inner roller channel; and
an outer roller channel positioned above the inner roller channel;
an aerodynamic surface connected to a carrier, wherein the carrier comprises:
a plurality of rollers configured to move within inner roller channels of the plurality of outer tracks; and
a carrier rack;
a plurality of fixed rollers mounted to a plurality of longitudinal structural elements in an aerodynamic structure, wherein the plurality of fixed rollers are disposed within outer roller channels of the plurality of outer tracks; and
a plurality of fixed racks, wherein each fixed rack of the plurality of fixed racks is mounted to a longitudinal structural element of the plurality of longitudinal structural elements.