Patent ID: 7267635
Filing Date: 2007-09-11
Classification: A63B,Y10T

Abstract:
1. A stationary exercise bicycle comprising: a frame adapted for placement on a stationary horizontal surface; a seat mounted on said frame; a first pedal and a second pedal movable with respect to said frame in a generally circular direction; a shaft having first and second ends rotatably secured to said frame; a first and a second hub member secured to said first and second ends respectively of said shaft for rotation therewith; a first crank arm having a first end secured to and for rotation with said first hub member about a common central longitudinal axis and a second end rotatably connected to said first pedal; a second crank arm having a first end secured to and for rotation with said second hub member about said common central longitudinal axis and a second end rotatably connected to said second pedal; wherein said first and second ends of said crank arms are configured with a mounting portion each said mounting portion having a plurality of fastener receiving apertures and wherein said first and said second hub members include a plurality of apertures aligned with said mounting apertures and wherein a plurality of fastener members are inserted through said mounting apertures and said hub member apertures to secure said crank arms to said hub members; and a drive member secured to said first hub member for rotation therewith.