Patent ID: 6588786
Filing Date: 2003-07-08
Classification: B62K,B62M

Abstract:
A bicycle, using a rotary power source selected from human operated pedals and a motor, comprising:a frame having a front and a rear; handlebars pivotally mounted at the front of the frame; a front wheel, the front wheel located at the front of the frame and having a driven sprocket; a front steering assembly having a front fork which attaches the front wheel to the frame such that the front wheel is fixed in an aligned position with the frame, and having a front pulley assembly connected to the handlebars so that the pulley assembly rotates with the handlebars; a rear wheel, the rear wheel mounted within a rear fork, the front wheel, rear wheel, and frame substantially inline; a drive sprocket located between the front and rear of the frame, the drive sprocket in communication with the rotary power source; a chain linking the drive sprocket and driven sprocket so that the front wheel is driven by the drive sprocket; and a steering linkage which connects the front pulley assembly to the rear wheel, such that when the handlebars are pivoted the rear wheel pivots to steer the bicycle.