Patent ID: 8608184
Filing Date: 2013-12-17
Classification: A61H

Abstract:
1. A mobility assistance device comprising: a frame member having a set of wheels rotatably connected thereto for rotational movement of the mobility assistance device; a rear support assembly rotatably connected to said frame member about a first pivot point at a first end of said support assembly, the rear support assembly operably connected at a second end to an axle housing operably connected to said set of wheels; and a spring assembly operably connected at a proximal end to said frame member and rotatably connected at distal end to form a second pivot point with said axle housing, the mobility assistance device pivoting about said first and second pivot points upon experiencing a change in the load on the mobility assistance device, wherein said frame member further comprises an arcuate portion having first and second ends, the arcuate portion being integrally connected at said first end to a substantially linear segment of said frame member and operably connected at said second end, and coupled directly to, said spring assembly.