Application of Alber's principle to develop a device supporting wheelchair in stair climbing

Abstract

This paper presents developing Alber principle for machine supporting wheelchairin climbing stairs. The designed machine can support wheelchair and disabled people with total weight80 kg climb up and down most of stairs and with speed 10-15 stairs per minute. Moving wheelchair anddisabled people need assistant person who will hold handle and control the machine. The machine isdesigned with a simple structure, manufactured with low cost and simple controlling. Therefore themachine can be upgraded and manufactured in future.