Modular escalating wheelchair lift

摘要

A modular lift system that can be mounted on a stairway is disclosed. The system includes forks located on a first floor onto which the user rolls their wheelchair. The forks are motor operated to traverse a toothed track between the first floor and a second floor with the wheelchair and the user riding the forks. When the forks reach the second floor, the user rolls the wheelchair off the forks.

主权项

1. A modular wheelchair lift comprising:
a first rail adapted to be fixedly mounted on a flight of stairs, the first rail having a first top end and a first bottom end; a second rail extending parallel to the first rail, the second rail being adjustably mounted on the flight of stairs, the second rail having a second top end and a second bottom end; a first fork movable along the first rail between the first top end and the first bottom end; a second fork movable along the second rail between the second top end and the second bottom end; and a screw assembly coupled to the second rail, the screw assembly being adapted to slide the second rail alternatively toward and away from the first rail; such that, as the first fork moves along the first rail between the first top end and the first bottom end, the second fork moves along the second rail between the second top end and the second bottom end.