| 摘要 |
A powered propulsion apparatus (21) that is attachable to and detachable fro m, a wide range of conventional wheelchairs (20) without modification of the propulsion apparatus (21) or the wheelchairs (20). The propulsion apparatus converts a conventional manually powered wheelchair (20) into a power driven wheelchair. The clamping mechanism (24) that is adjustable to accommodate a wide range of wheelchair spacings and wheel sizes and accommodates an inexactitude of alignment between the clamps (24) and the wheelchair. The clamping mechanism secures the wheelchair to the propulsion apparatus withou t damage or stress to the wheelchair components. |
