US 11,807,365 B2
Wing for an aircraft with rolling slat connection assembly
Dennis Krey, Hamburg (DE); Alexander Huber, Hamburg (DE); Bernhard Schlipf, Hamburg (DE); and Florian Lorenz, Hamburg (DE)
Assigned to AIRBUS OPERATIONS GmbH, Hamburg (DE)
Filed by Airbus Operations GmbH, Hamburg (DE)
Filed on Jan. 21, 2022, as Appl. No. 17/581,745.
Claims priority of application No. 10 2021 101 443.3 (DE), filed on Jan. 22, 2021.
Prior Publication US 2022/0234723 A1, Jul. 28, 2022
Int. Cl. B64C 9/22 (2006.01); B64C 9/02 (2006.01)
CPC B64C 9/22 (2013.01) [B64C 9/02 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A wing for an aircraft, comprising;
a main wing,
a slat, and
a connection assembly movable connecting the slat to the main wing, such that the slat is movable between a retracted position and at least one extended position,
wherein the connection assembly comprises an elongate slat track that extends along a track longitudinal axis between a front end and a rear end and has an intermediate portion between the front and rear ends,
wherein the front end of the slat track is mounted to the slat,
wherein the rear end and the intermediate portion of the slat track are mounted to the main wing by a roller bearing assembly such that the slat track is movable along the track longitudinal axis,
wherein the connection assembly further comprises a guide rail mounted to the main wing,
and wherein the roller bearing assembly comprises a first roller unit mounted to the rear end of the slat track and engaging the guide rail, and
wherein the roller bearing assembly further comprises a second roller unit that is mounted to the main wing and that engages an engagement surface provided at the intermediate portion of the slat track,
wherein the roller bearing assembly further comprises a play-reduction roller unit formed by at least one roller element urging the first roller unit in contact with the guide rail and urging the second roller unit in contact with the engagement surface.