Wheel chair for handicapped, has annular units extended from respective rear wheels by link units, and contact surface widening units extended by other link units and equipped between respective front wheels and ground

摘要

The wheel chair has rear wheels (3) each equipped with an annular unit (2) having a diameter equal to diameter of a wheel. The annular units are extended from the rear wheels by link units that assure preservation of the annular form of the annular units. Contact area widening units (4) equipped between respective front wheels (5) and ground are extended by other link units (6).