Patent ID: 6439591
Filing Date: 2002-08-27
Classification: B62M

Abstract:
A cycle comprising:a front wheel and a rear wheel, a pair of crank arms each having two ends, a drive wheel having an axle connected to said crank arms for driving said rear wheel and said drive wheel being rotatable in response to rotation of the crank arms, a pair of pedals located at one end of each of said crank arms, wherein each pedal effects a same rotation of a respective crank arm, a seat post on which a saddle is mounted at an upper end, said seat post being bifurcated into two arms, each of said seat post arms being connected to a respective transmission lever arranged respectively on either side of a cycle frame, said transmission levers being rotatably connected to the drive wheel through the other end of said crank arms other than at a center of the drive wheel such that the drive wheel rotates in response to movement of the transmission levers, a steering post, a crossbar extending from said seat post, said crossbar being rotatably connected to said steering post, and a bifurcated pair of reinforcing arms extending from an end of said crossbar adjacent said steering post to lower ends of said bifurcated arms of said seat post, whereby said cycle is propelled by rotation of said pedals and by a reciprocating movement of said seat post operating out of phase with respect to each other by 180Â°.