Related Resources: spring material
Series Parallel Mounted Springs Stiffness Constant Equations and Calculator
Machine Design and Engineering
Spring Design and Engineering
Vibration Engineering and Design
Series and Parallel Mounted Springs Stiffness Constant Equations and Calculator
kr = ( k1 + k2 ) k3 / ( k1 + k2 + k3 )
Where:
kn = Spring Stiffness (lb/in)
Reference Harris, Shock and Vibration Handbook