Patent ID: 6503176
Filing Date: 2003-01-07
Classification: A61G,A61H

Abstract:
A walker device, comprising:(A) a frame assembly; (B) left and right front wheel assemblies carried by the frame; (C) left and right rear wheel assemblies, carried by the frame, the left and right rear wheel assemblies each comprising: (a) a support bracket, attached to the frame assembly; (b) a fork, carried by the support bracket; and (c) a wheel, carried by the fork; (D) a brake assembly, carried by the frame, comprising: (a) left and right brackets, carried by the frame; (b) a pedal support rod, supported by bearings carried by the left and right brackets; (c) at least one pedal, carried by the pedal support rod; (d) left and right lever arms, extending from the pedal support rod; (e) left and right drive rods extending from the left and right lever arms, respectively; and (f) left and right brake elements, driven by the left and right drive rods, respectively, between a first position wherein the left and right brake elements are not in contact with the left and right rear wheels, and a second position wherein the left and right brake elements are in contact with the left and right rear wheels; (E) left and right lift cylinder assemblies carried by the frame; (F) a compressed air assembly, comprising an air tank carried by the frame assembly; (G) a valve assembly in communication with the air tank and the left and right lift cylinder assemblies; and (H) a support sling assembly, carried between the left and right lift cylinder assemblies.