Abstract
Recently, the mobility which is more comfortable than a thing of an article for handicapped people to obtain social barrier-free as well as necessity of mobility machinery for elderly society is demanded. We are aimed for development of an electric wheelchair as next generation mobility machinery which is equipped with a fuel cell system as a new energy source and which realized power-saving and lightweight. We set the target value by questionary survey to wheelchair users and strength analysis on software, and the body adopted lightweight material.