Problem Statement Some People Cannot Climb Stairs In Their Homes

Problem Statement
Some people cannot climb stairs in their homes or in stores to go up or down from one level to anoth
people) or if they are confined to wheel chairs (handicapped). Some suffer from knee/ankle problem
climb stairs especially if they have to go up and down many times or if they carry some weights. At th
possible to install a one-story lift or a costly escalator (both are extremely expensive)
It would be very helpful to those people to provide them with a powered device that will carry them
The device may carry a person while he/she is standing or siring in a chair as you wish.
You are required to design a "Stair Climbing Device which will carry one person who cannot climb stairs in their homes
You should be innovative and come up with your design in a team environmen