vs Stopped speed of scooter m Mass of user and scooter a Acceleration Torque from spring k Spring constant 4.5 in-lb Angle of pedal from horizontal 50.2˚ θ F Applied force R Resultant force on link A from pedal Angle of R from horizontal 33.6˚ φ FAy Vertical resultant force at pt. A FAx Horizontal resultant at pt. A Length of pedal from applied force F to 2.97 in pt. A x Horizontal distance from R to A 0.38 in y Vertical distance from R o A 0.62 in Rx Resultant force on Link C w Horizontal distance from pt. B to Link C 1.72 in z Vertical distance from pt. B to force N 1.17 in FBx Vertical resultant force at pt. B FBz Horizontal resultant force at pt. B Normal force exerted on caliper from disc N Friction force on disc Friction coefficient between disc pad and μ disc Table : List of Equations Equation Equation Description Number 1 Kinematic equation 1 2 Kinematic equation 2 3 Newton’s Second Law 4 Hooke’s Law 5 , Newton’s Third Law 6 Friction Equation
vs Stopped speed of scooter m Mass of user and scooter a Acceleration Torque from spring k Spring constant 4.5 in-lb θ Angle of pedal from horizontal 50.2˚ F Applied force R Resultant force on link A from pedal φ Angle of R from horizontal 33.6˚ FAy Vertical resultant force at pt. A FAx Horizontal resultant at pt. A Length of pedal from applied force F to pt. A 2.97 in x Horizontal distance from R to A 0.38 in y Vertical distance from R o A 0.62 in Rx Resultant force on Link C w Horizontal distance from pt. B to Link C 1.72 in z Vertical distance from pt. B to force N 1.17 in FBx Vertical resultant force at pt. B FBz Horizontal resultant force at pt. B N Normal force exerted on caliper from disc Friction force on disc μ Friction coefficient between disc pad and disc Table : List of Equations Equation Number Equation Description 1 Kinematic equation 1 2 Kinematic equation 2 3 Newton’s Second Law 4 Hooke’s Law 5 , Newton’s Third Law 6 Friction Equation
20120507225728%21Scooter3_2.docx