Patent ID: 7121567

Claim:
A bicycle with a selectively pivotable rear wheel comprising: a) a rear wheel assembly including a rear wheel and a pedal assembly; b) a front wheel assembly including a front wheel; c) a connector frame member having a first end with a pivot means for retaining said rear wheel assembly thereto and a second end having a pivot means for retaining said front wheel assembly thereto; and d) means for selectively engaging and disengaging said pivotability of said rear wheel assembly, wherein said rear wheel assembly further comprises a first bifurcated frame element extending angularly downward and rearwardly from pivot means to said rear wheel and second bifurcated frame element extending angularly downward and medially to said pedal assembly with a horizontal frame member communicating between the distal ends thereof to form a stable A-frame assembly, said bifurcated frame element comprises a first bifurcated member and a parallel spaced-apart second bifurcated element and said means for selectively engaging and disengaging said pivotability of said rear wheel assembly is an actuator strut pivotally disposed on the underside of said connector frame member and sized substantially to fit between said first bifurcated element and said second bifurcated element.