STAGGERED PNEUMATIC ARTICULATION SYSTEM FOR SEAT BACK DEPLOYMENT AND COMFORT

In embodiments, an aircraft passenger seat assembly includes a seatback assembly (103) including one or more lateral seatback sections (108). In embodiments, at least one lateral seatback section includes a base seatback panel (110) coupled to a seatback frame, a first set of segmented seatback panels (112) coupled to the base seatback panel, and a second set of segmented seatback panels (113) coupled to the first set of segmented seatback panels. In embodiments, the aircraft passenger seat assembly further includes a plurality of actuatable assemblies, wherein the plurality of actuatable assemblies include a first set of actuatable assemblies (130) configured to selectively actuate the first set of segmented seatback panels relative to the base seatback panel, and a second set of actuatable assemblies (131) configured to selectively actuate the second set of segmented seatback panels relative to the first set of segmented seatback panels.