Patent ID: 6464031
Filing Date: 2002-10-15
Classification: B62K

Abstract:
A motorized bicycle, comprising:a bicycle frame; a front wheel and a rear wheel secured to the bicycle frame for rotary motion thereof; a horizontal shaft internal combustion engine replacing pedals and a sprocket of a bicycle in the bicycle frame and having a motor pulley, rotatably mounted on the horizontal shaft internal combustion engine, and actuated by a throttle; a drive means connected between the motor pulley and the rear wheel including a drive pulley attached to the motor pulley, a second pulley connected to a jackshaft and a third pulley, and a belt looped around the third pulley and an extension of a rim on the rear wheel; and a clutch assembly, selectively linking the horizontal shaft internal combustion engine to the motor pulley for selectively allowing the engine to actuate the drive means to rotate the rear wheel.