Patent ID: 6699161
Filing Date: 2004-03-02
Classification: A63B,B62M,Y10T

Abstract:
In a pedal driven device having a frame and at least one driven wheel, an adjustable pedal drive mechanism, including:a left and a right pedal arm each having a pivot end; each said pedal arm having a reciprocating arcuate travel path about a corresponding said pivot end, comprising a first stroke direction and opposite second stroke direction; and means for adjustably positioning said pivot end of each said pedal arm as desired, relative to the frame of the device including: a lateral pedal arm plate bushing affixed across the frame; a left side and an opposite right side pedal arm plate assembly affixed to one another and pivotally secured to the frame through said pedal arm plate bushing; each said plate assembly including a pedal arm attachment point, and a separate bushing attachment point for pivotally securing each said plate assembly to said pedal arm plate bushing of the frame; and said pivot end of said left and said right pedal arm being pivotally attached to said pedal arm attachment point respectively of said left and said right plate assembly.