From the pivot point of the crank arm, draw a new crank arm coincident with the ground level axis but in a position closest to the slider.
32.
This configuration consists of a left crank arm with a spider and chainring, and a right crank arm without a spider, the opposite of a normal configuration.
33.
In this configuration, precession may loosen the pedals over time, causing the pedals to become detached and / or damaging the pedal threading in the crank arms.
34.
From the pivot point of the crank arm, draw a new crank arm coincident with the ground level axis but in a position closest to the slider.
35.
This configuration consists of a left crank arm with a spider and chainring, and a right crank arm without a spider, the opposite of a normal configuration.
36.
For this case, the crank arm will be referred to as " L 2 ", and the follower link will be referred to as " L 3 ".
37.
"On a bicycle, when you jump and land, you're spreading your weight among two tires, the crank arms, the frame, " says Unicycle . com founder John Drummond.
38.
Note that if a normal right-side-drive crankset is installed backwards to create a left-side-drive bicycle, the threaded pedal holes at the end of the crank arms would be reversed.
39.
Positioning the compass point on the pivot point of the crank arm, rotate the compass to produce a circle with radius equal to the length of the crank arm.
40.
This force is multiplied by 9.8 m / s2 and the length of crank arm are used to determine the force applied to the pedal stroke, known as torque.
