| 主权项 |
1. A stowable step system, comprising:
a collapsible step sub-assembly, the sub-assembly comprising:
at least one step, each said at least one step having a first end, a second end opposite said first end, a third end, and a fourth end opposite said third end;a first axle pin extending from said first end proximate said third end,a second axle pin extending from said first end proximate said fourth end,a third axle pin extending from said second end proximate said third side,a fourth axle pin extending from said second end proximate said fourth end,a first stringer rotatably engaged with corresponding ones of said first axle pins,a second stringer rotatably engaged with corresponding ones of said second axle pins,a third stringer rotatably engaged with corresponding ones of said third axle pins,a fourth stringer rotatably engaged with corresponding ones of said fourth axle pins,a first interface member rotatably engaged with upper portions of said first and second stringers,a second interface member rotatably engaged with upper portions of said third and fourth stringers; and a leg assembly associated with a lower portion of one or more of said first, second, third and fourth stringers. |
