Patent ID: 6394478
Filing Date: 2002-05-28
Classification: B62K,B62M

Abstract:
A bicycle frame having a front end and a back end, a neck tube, top tube, down tube, and a seat tube, said seat tube having an upper part and a lower part, said lower part having a bottom bracket shell, wherein the improvement comprises:(a) a chain stay member having a first end and a second end, said first end attached to the back of the seat tube at the lower part or at the bottom bracket shell; and (b) a seat stay member having a first end and a second end, said first end of said seat stay member attached at the back of the seat tube at the upper part; and (c) means for rigidly connecting a first point on said chain stay member with a second point on said seat stay member, said first point located at or between said second end of said chain stay member and said first end of said chain stay member; and (d) at least one wheel fork attached to said chain stay member, a wheel mounted to an end of the fork, the wheel being entirely beneath said chain stay member.