Patent ID: 8579375

Claim:
A positionable seat assembly for an aircraft, comprising: (a) a movable seat pan and a movable backrest, (b) a fixed seat base frame having a first slide and a second slide, wherein the first slide and the second slide are generally non-parallel to one another, wherein the movable seat pan is attached to the first slide and wherein the movable backrest is linked to a carriage that guides movement of the backrest along the second slide, and wherein the seat pan and the backrest pivot with respect to one another about a pivot point; and (c) a single linear actuator having one end associated with the seat pan and one end associated with the backrest carriage, such that both ends of the actuator are associated with moving parts; wherein any change in the length of the linear actuator will force the seat pan and the backrest carriage to move along the slide which they are respectively attached to, to a unique possible position, modifying the seat pan position and the back rest recline angle.