Patent ID: 11858612
Assignee: THE BOEING COMPANY
Field: Transport (Mechanical engineering)
Classification: CPC B  A  E | IPC A  B  E

Claim 0:
1. A step system positioned within a wall, such that the step system comprises:
an insert configured to fit within a cutout in the wall;
a first tension spring attached to:
an interior of the insert; and
a first end of a shaft;

a second end of the shaft rotatably connected to a foot pedal, such that with the foot pedal in a stowed position a step surface of the foot pedal rests within and parallel to a face of the wall;
a grip connected to linkage bars that connect to:
a first end of a second tension spring anchored, at a second end of the second tension spring, within the insert; and
a first collar that encircles the shaft such that:
the shaft translates within the first collar; and
in the stowed position, a trim surface of the grip remains flush with a trim surface of the wall;

a second collar anchored onto the shaft and aligned with the first collar; and
a locking mechanism configured to retain the foot pedal outside of the wall with the step surface perpendicular to the face of the wall in a deployed position.