Patent ID: 9021813
Filing Date: 2015-05-05
Classification: B25J,B62D,F02K,F05D,G05D,Y02T

Abstract:
1. An apparatus installed on an aircraft, comprising: a sleeve or duct having a trailing lip area; a plurality of petals arranged side by side with gaps between adjacent petals, one end of each petal being attached or pivotably coupled to said lip area; a plurality of elastomeric seals configured and disposed to close said gaps between adjacent petals; and an actuation system comprising a first flexible member, first and second motors, a first shaft driven by said first motor, a second shaft driven by said second motor, a first arm projecting transversely from said first shaft and comprising a distal end, and a second arm projecting transversely from said second shaft and comprising a distal end, wherein one end of said first flexible member is attached to said distal end of said first arm and another end of said first flexible member is attached to said distal end of said second arm, said first flexible member being movable to deflect said petals inward as said distal ends of said first and second arms move apart in response to rotation of said first and second shafts in opposite directions.