Patent ID: 8016310
Filing Date: 2011-09-13
Classification: A61G

Abstract:
1. An assembly for attachment to a frame of a wheelchair having an axle-coupling arrangement comprising: a main wheel configured for connection to said axle-coupling arrangement so as to enable quick-release attachment and detachment of said main wheel to said frame; a lever drive coupled to said main wheel to translate strokes of a lever to rotation of said main wheel; a clamp configured for attachment to a frame member of said frame, said clamp having a first alignment feature; and an attachment device for releasably connecting said lever drive to said clamp, said attachment device having three dimensions of adjustment to accommodate attachment to wheelchair frames of various geometries, said attachment device having a free end with a second alignment feature configured to mate with said first alignment feature of said clamp, said attachment device being rotatable at a second end opposite to said free end to provide angular adjustability, said attachment device being adjustable in length to provide length adjustability, said attachment device being connected at said rotatable second end by hardware which provides offset adjustability in a direction generally parallel to a rotational axis of said main wheel.