作者: Lorraine King
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摘要: To provide support and protection for an impaired person, a four-corner lower frame is provided, made of heavy metal, to insure low center gravity, which has two wheels at the rear corners operable about fixed axes rotation, single central front caster wheel. The four frame, generally U-shape, example in form open square or rectangle, are formed with projecting spurs project downwardly, clearance from ground surface, over walker operate, 1 cm. An upper padded arm rests forward portion including steering bar, secured by uprights located behind side legs, preferably close wheels, resting elbows forearms on rest, hands grabbing bar. Tilting entire backwards, only slightly, will cause engage ground, thus providing braking, inclined surface; U assurance against tipping, additional braking.