WHEEL CHAIR

摘要

PURPOSE: A wheel chair is provided to easily pass a bump or a groove using cover plates at both sides of a sub-wheel and to enable easy driving with a small amount rotary power. CONSTITUTION: A wheel chair comprises: a frame(110); a seat(111) mounted in the frame; a foot support(112) which is mounted on the frame and is placed under the seat; a pair of driving wheels(113) which is mounted at both sides of the frame and moves the frame; handles(114) which are mounted at both sides of the frame and generates rotary power; a pair of mechanisms(120) which transfers the rotary power from the handles to the driving wheels; and a sub-wheel(130) which is mounted at the foot support and is place at the front portion of the driving wheel.