Quote:
Originally Posted by kramnnim
Downward pressure from the rider flexes the frame rather than providing radial force to the crank arm to make the crank rotate. Frame flexes back when the now tangential force from the rider lessens and does not provide any rotation to the crank arm.
|
If the frame flexes back after 6 o'clock, that means the pedal is being raised. If the pedal is being raised while it is already traveling upward, how is that not helping the rider pedal?