A - Human Necessities – 61 – G
Patent
A - Human Necessities
61
G
A61G 5/08 (2006.01) A61G 5/04 (2006.01) A61G 5/12 (2006.01) G05D 1/02 (2006.01) G05F 5/06 (2006.01)
Patent
CA 2441657
A foldable and motorized wheelchair comprising a seat having a top surface and a bottom surface and a seat back flexibly engaged therewith, and a foldable support frame having a plurality of wheels fixed to the seat. A power source is engaged with at least two of the wheels for applying a driving force to the wheels. The foldable support frame includes two track members positioned in a parallel and spaced relationship on the bottom surface of the seat, each track member extending from a point proximate the seat back toward the front edge of the seat, and two front legs, each front leg pivotally engaged with the bottom surface of the seat. A front cross-beam extends between and is fixed to the two front legs at a location spaced from the seat and proximate the distal ends of the front legs, two of the wheels each being attached to the front cross-beam and front leg combination proximate the respective distal ends of each of the front legs. At least one front reinforcing member is fixed between the two front legs. Two rear legs are also provided, each rear leg engaged with a respective track member and being slidable in a respective track member, two of the wheels each being attached respectively proximate the distal end of each of the two rear legs, and at least one rear reinforcing member is fixed between the two rear legs. At least one side reinforcing member is located on each side of the support frame, and a locking member extends from the bottom surface of the seat and to the front cross-beam, the locking member being engaged and locked when the frame is in a fully extended position and also when the frame is in a completely folded position. Track locking members for locking the rear legs in position on the tracks when the frame is fully extended are also provided.
Choi Oong
Ingle Fred E.
G. Ronald Bell & Associates
Wheelchair Carrier Inc.
LandOfFree
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