Inspired by the ramps placed next to the stairs, this project works like an elevator that decreases its incline as it goes upwards and can be applied on stairs up to 150cm in height. With paralel elevation technique, the user can rise as high as needed without any discomfort. For more information, you can chek out the video [Turkish] in our Videos section: http://id.metu.edu.tr/en/news-announcements/videos You can also find an informative presentation [Turkish] via this link: https://docs.google.com/file/d/0B-yj4b-AndLYY25oV015MlNCVjQ/edit