Patent ID: 6581949
Filing Date: 2003-06-24
Classification: B62K

Abstract:
An operator-powered wheeled vehicle, comprising:a frame including a rear portion having a rear fork and a horizontal foot platform extending forward of the rear fork, and a front portion having an upwardly extending support with a sleeve at the upper end wherein the rear portion of the frame and the front portion of the frame are pivotally connected and movable between a folded storage position and an extended operating position; a rear wheel rotatably attached to the rear fork; a shaft pivotally received in the sleeve, the shaft having an upper end attached to steering handle bars, and a lower end attached to a front fork; a bracket attached to and extending up from the front fork; a rotatable pedal crank attached to the bracket; a front wheel rotatably attached to the front fork, and being drivably connected to the pedal crank by a continuous drive chain; a seat support bar having a proximal end pivotally attached to the upwardly extending support of the front portion of the frame and a distal end disposed to receive an operator seat, the seat support bar being selectively movable between a lowered position disposed over the horizontal foot platform, and a raised position disposed forward of the horizontal foot platform; a locking mechanism disposed to secure the rear portion of the frame and the front portion of the frame in the extended operating position, wherein the locking mechanism includes a strap hinge extending from a front section of the rear portion of the frame, the strap hinge being disposed to selectively engage and secure a lower section of the upwardly extending support when the rear and front portions of the frame are in the extended operating position.