US 12,103,660 B2
Aircraft stair system including deployable table
Michael John Seibel, Wichita, KS (US); Jamie L. Taber, Wichita, KS (US); and Sidney Aloysius Mohr, Clearwater, KS (US)
Assigned to Textron Innovations Inc., Providence, RI (US)
Filed by Textron Aviation Inc., Wichita, KS (US)
Filed on Feb. 2, 2023, as Appl. No. 18/163,765.
Claims priority of provisional application 63/305,806, filed on Feb. 2, 2022.
Prior Publication US 2023/0242240 A1, Aug. 3, 2023
Int. Cl. B64C 1/24 (2006.01); A47B 5/04 (2006.01); A47B 31/06 (2006.01); B64D 9/00 (2006.01); H01F 7/02 (2006.01)
CPC B64C 1/24 (2013.01) [A47B 5/04 (2013.01); A47B 31/06 (2013.01); B64D 9/00 (2013.01); H01F 7/0252 (2013.01); Y10T 403/32319 (2015.01)] 18 Claims
OG exemplary drawing
 
1. A system comprising:
an aircraft staircase configured to be deployed from a doorway to a ground level and stowed inside an interior of the aircraft;
the staircase, when stowed, extending substantially upward and presenting an interior surface;
a worktable configured to rotate outwards and upwards from the interior surface of the stowed staircase and be locked in a substantially horizontal position extending into a cabin of the aircraft for supporting articles;
wherein the staircase comprises a first portion hinged to the doorway by a main hinge and a second portion hinged to the first portion by an intermediate hinge such that the second portion is able to fold over the first portion concealing a plurality of steps, and the interior surface of the stowed staircase comprises a side of the second portion that does not contain steps.