Patent ID: 6527290
Filing Date: 2003-03-04
Classification: B62K

Abstract:
A conversion kit for transforming a sit-up bicycle into a recumbent bicycle, the sit-up bicycle having a frame comprising a head tube, down tube, bottom bracket, seat tube, chainstay, seatstay, seatstay spreader and dropouts, the sit-up bicycle further having a stem, a steerer tube and a seat post supported by the frame, said conversion kit comprising, a frame extension appliance for affixation to the frame of the sit-up bicycle so as to rearwardly extend therefrom, said appliance being adapted to support a suspension assembly and substantially bear a rider thereon, said frame extension appliance comprising a supplemental chainstay, said frame extension appliance being joined to said sit-up bicycle frame such that said supplemental chainstay rearwardly extends from said dropouts as a substantial continuation of said chainstay of said sit-up bicycle frame.