HIDDEN DOOR THRUST REVERSER SYSTEM FOR AN AIRCRAFT PROPULSION SYSTEM

A thrust reverser system (34) is provided that includes a sleeve (52), a fixed cascade structure (94) and a blocker door (100). The fixed cascade structure (94) is within a cavity (80) of the sleeve (52) when the sleeve is in a sleeve stowed position. The blocker door (100) is within the cavity (80) of the sleeve (52) when the sleeve (52) is in the sleeve stowed position and the blocker door (100) is in a blocker door stowed position. The blocker door (100) projects in a radial inward direction away from the sleeve (52) towards the centerline (42) when the sleeve (52) is in a sleeve deployed position and when the blocker door (100) is in a blocker door deployed position. The blocker door (100) includes a pivot attachment (138) fixed at an end of the blocker door. The pivot attachment (138) is configured to move in a forward direction from a first location to a second location.