Patent ID: 6752230
Filing Date: 2004-06-22
Classification: A61G,Y10S

Abstract:
A supplementary wheel support for a motorized wheelchair comprising a chassis having two sides, wherein each side comprise a rocker, wheel support buffer, spring, auxiliary wheel side rod and tilt-proof wheel; wherein, both side rods of said chassis and respectively pivoted with a first end of each said rocker; a second end of said rocker being pivoted to said wheel support; each said buffer being fixed between said chassis and said rocker; said wheel support being bent with two ends and a bent portion to define a triangular contour; both said ends of said wheel support being respectively pivoted to said auxiliary wheel and said tilt-proof wheel; said bent portion of said wheel support being pivoted to the second end of said rocker and, wherein are both ends the spring are respectively provided on said rocker and said wheel support.