Apparatus for transporting an invalid
AssigneeVolodymyr Ivanchenko
InventorVolodymyr Ivanchenko
Life of this patent
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Abstract
The transportation apparatus includes a frame a seat portion which slides on the frame. A leg support pivots about the seat portion. At least one middle leg and at least one rear leg depends downwardly from the seat portion. At least one middle wheel is connected to the middle leg and at least one rear wheel is connected to the rear leg. The middle wheel and rear wheel define a middle and rear rotation axes, respectively. At least one front wheel is connected to the leg support. The middle leg is movable to adjust the vertical position of the middle wheel, and the rear leg is movable to adjust the vertical position of the rear wheel.
Claims24
A transportation apparatus for transporting an invalid onto a raised surface, the invalid having a center of gravity, the transportation apparatus comprising:
- a) a frame;
- b) a seat portion slidably connected to the frame;
- c) a leg support pivotably connected to the seat portion;
- d) at least one middle wheel and at least one rear wheel operatively connected to the frame, the middle wheel defining a middle rotation axis;
- e) at least one front wheel operatively connected to the leg support;
- wherein the middle wheel and the rear wheel are vertically movable and are each adapted to move independently.
Dependencies are inferred from the claim text.