公开(公告)号：US11046421B2

公开(公告)日：2021-06-29

申请号：US16164033

申请日：2018-10-18

Applicant: Bell Helicopter Textron Inc.

Inventor： George R. Decker ,  Steven Allen Robedeau, Jr.

IPC: B64C9/02 ,  B64C9/18 ,  B64C29/00

Abstract: One embodiment is an apparatus comprising an aircraft wing; a control surface hingedly connected to a trailing edge of the aircraft wing, wherein a slot is provided between the aircraft wing and the control surface; a seal disposed over the slot, the seal hingedly connected to the aircraft wing; a spring mechanism for preloading the seal against a surface of the control surface such that the gap is sealed with the control surface is in a first position relative to the aircraft wing; and at least one cam blade for lifting the seal from the surface of the control surface as the control surface moves from the first position to a second position relative to the aircraft wing and returning the seal to the surface of the control surface as the control surface moves from the second position to the first position.