Patent ID: 6409195
Filing Date: 2002-06-25
Classification: A61G

Abstract:
A sport wheelchair, comprising:a frame tube; a pair of rear wheels; a single front wheel; a rear axle that connects the rear wheels to each other; a plurality of struts, at least one associated with each rear wheel, for connecting the rear axle to the frame tube; a front fork that connects the front wheel to the frame tube, such that the front wheel may turn relative to the frame tube; a seat attached to the frame tube between the front tire and the rear tires; a handcrank assembly in front of the seat, having a handcrank axle rotatably connected to the frame tube and having a handcrank rigidly attached to each end of the handcrank axle; a steering handle extending generally upwardly from the front fork, operable to change the direction of the front wheel; and a gearing mechanism having a front sprocket operable to turn in response to rotation of the handcrank axle, at least one rear sprocket operable to turn the rear axle, and a chain connecting the front and rear sprockets.