The story of powered wheel chair
One of the accessories for making physically challenged people mobile is called wheel chairs. These devices are propelled either manually or by different kinds of automated systems. Wheel chairs are used by people for who face difficulties in locomotion. These people find walking difficult because of mental or physical illness, injury, or disability. A modern widely used variant is the Powered Wheel Chair . The powered wheel chair was first developed by George Klien. The intention of the first models of powered wheel chair was to assist World War 2 veterans. The research and development of the new variant was supported by the Research Council of Canada.