Patent ID: 7413530

Claim:
A frame for an exercise bicycle comprising: a front ground support; a rear ground support; a brace member extending between said front and rear ground supports; front forks having a top end and a bottom end, and attached at the bottom end to said front ground support, and rotatably supporting a high-inertia flywheel; a rear post having a top member and a bottom member, said top member attaching to said bottom member in a rear offset overlapping manner, said rear post defining a top end and a bottom end, and being attached at the bottom end to said brace member; an articulated beam attached to and extending from said top end of said front forks downwardly and rearwardly to a midpoint between said front forks and said rear post, then extending horizontally to said rear post at said intersection of said top and bottom members of said rear post; a rear truss extending from said top member of said rear post to said rear support; a handlebar attached at the top end of said front forks; a seat attached at the top end of said rear post; a front area defined by the front forks, articulated beam, rear post and brace member forming a five-sided polygon; and a rear area defined by the rear post, rear truss, and brace member forming a five-sided polygon.